{"id":29303,"date":"2023-09-01T08:34:46","date_gmt":"2023-09-01T11:34:46","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/what-is-deductive-reasoning-copy\/"},"modified":"2024-05-14T16:28:02","modified_gmt":"2024-05-14T19:28:02","slug":"primary-research-vs-secondary-research","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/el\/what-is-deductive-reasoning-copy\/","title":{"rendered":"\u03a0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2: \u0388\u03c1\u03b5\u03c5\u03bd\u03b1: \u03a3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ae \u0391\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7"},"content":{"rendered":"<p>\u0397 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03b7 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\u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03b1.<\/p>\n\n\n\n<p>\u0397 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03ba\u03c1\u03af\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b6\u03c9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03c4\u03b5\u03ba\u03bc\u03b7\u03c1\u03b9\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd 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\u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2:<\/p>\n\n\n\n<h4 id=\"h-surveys\">\u0388\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c3\u03c5\u03c3\u03c4\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03ad\u03c3\u03c9 \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03b1\u03c4\u03bf\u03bb\u03bf\u03b3\u03af\u03c9\u03bd \u03ae \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03c9\u03bd, \u03bc\u03b5 \u03c3\u03c4\u03cc\u03c7\u03bf \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03b1\u03c0\u03cc \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd. \u039f\u03b9 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b4\u03b9\u03b5\u03be\u03b1\u03c7\u03b8\u03bf\u03cd\u03bd \u03b1\u03c5\u03c4\u03bf\u03c0\u03c1\u03bf\u03c3\u03ce\u03c0\u03c9\u03c2, \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ac, \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b1\u03c7\u03c5\u03b4\u03c1\u03bf\u03bc\u03b5\u03af\u03bf\u03c5 \u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03c5\u03b1\u03ba\u03ac.<\/p>\n\n\n\n<h4 id=\"h-interviews\">\u03a3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03b9\u03c2<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b5\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ad\u03c2 \u03ae \u03bf\u03bc\u03b1\u03b4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03ac\u03c4\u03bf\u03bc\u03b1 \u03ae \u03b2\u03b1\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03bf\u03b4\u03cc\u03c4\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03ba\u03c4\u03b7\u03c3\u03b7 \u03bb\u03b5\u03c0\u03c4\u03bf\u03bc\u03b5\u03c1\u03ce\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b5\u03c2, \u03c4\u03b9\u03c2 \u03b1\u03c0\u03cc\u03c8\u03b5\u03b9\u03c2 \u03ae \u03c4\u03b7\u03bd \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03bf\u03b3\u03bd\u03c9\u03bc\u03bf\u03c3\u03cd\u03bd\u03b7 \u03c4\u03bf\u03c5\u03c2. \u039f\u03b9 \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03bf\u03bc\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 (\u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c0\u03c1\u03bf\u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03c9\u03bd) \u03ae \u03bc\u03b7 \u03b4\u03bf\u03bc\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 (\u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b1\u03bd\u03bf\u03b9\u03ba\u03c4\u03ad\u03c2 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2).<\/p>\n\n\n\n<h4 id=\"h-observations\">\u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2<\/h4>\n\n\n\n<p>\u0397 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03ac\u03c6\u03b5\u03b9 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ad\u03c2, \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ae \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03b1 \u03c3\u03b5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03b9\u03ba\u03cc \u03ae \u03bc\u03b7 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03b9\u03ba\u03cc \u03c4\u03c1\u03cc\u03c0\u03bf, \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03b5\u03bc\u03c0\u03bb\u03bf\u03ba\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ae.<\/p>\n\n\n\n<h4 id=\"h-data-analysis\">\u0391\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd<\/h4>\n\n\n\n<p>\u0395\u03be\u03b5\u03c4\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c1\u03bc\u03b7\u03bd\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b1 \u03c3\u03c5\u03bb\u03bb\u03b5\u03c7\u03b8\u03ad\u03bd\u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1, \u03b7 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 \u03bc\u03bf\u03c4\u03af\u03b2\u03b1, \u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03b9\u03b4\u03ad\u03b5\u03c2, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b2\u03b1\u03b8\u03cd\u03c4\u03b5\u03c1\u03b7 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b8\u03ad\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2. \u0395\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b1\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bb\u03ae\u03c8\u03b7 \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03b9 \u03ba\u03b1\u03b8\u03bf\u03b4\u03b7\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b1\u03b9\u03c4\u03ad\u03c1\u03c9 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1.<\/p>\n\n\n\n<h4 id=\"h-focus-groups\">\u039f\u03bc\u03ac\u03b4\u03b5\u03c2 \u03b5\u03c3\u03c4\u03af\u03b1\u03c3\u03b7\u03c2<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03b5\u03c3\u03c4\u03af\u03b1\u03c3\u03b7\u03c2 \u03b4\u03b9\u03b5\u03c5\u03ba\u03cc\u03bb\u03c5\u03bd\u03b1\u03bd \u03bf\u03bc\u03b1\u03b4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03bc\u03b9\u03ba\u03c1\u03cc \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03bc\u03bf\u03b9\u03c1\u03ac\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c4\u03b9\u03c2 \u03b1\u03c0\u03cc\u03c8\u03b5\u03b9\u03c2, \u03c4\u03b9\u03c2 \u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b5\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1 \u03ad\u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03b8\u03ad\u03bc\u03b1. \u0397 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b1\u03c5\u03c4\u03ae \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03c1\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b2\u03ac\u03b8\u03bf\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b5\u03cd\u03bd\u03b7\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03b8\u03ad\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<h3 id=\"h-benefits-of-primary-research\"><strong>\u039f\u03c6\u03ad\u03bb\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<p><strong>\u03a0\u03c1\u03c9\u03c4\u03cc\u03c4\u03c5\u03c0\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1:<\/strong> \u0397 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c0\u03c1\u03ce\u03c4\u03bf \u03c7\u03ad\u03c1\u03b9 \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03cc\u03c7\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03b5\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c6\u03c1\u03b5\u03c3\u03ba\u03ac\u03b4\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03be\u03b5\u03b9\u03b4\u03af\u03ba\u03b5\u03c5\u03c3\u03ae \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2.<\/p>\n\n\n\n<p><strong>\u0388\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd:<\/strong> \u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd, \u03c4\u03b7\u03c2 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1\u03c2 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03ac\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03cc\u03b6\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03c4\u03b9\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2 \u03c4\u03bf\u03c5\u03c2.<\/p>\n\n\n\n<p><strong>\u0392\u03ac\u03b8\u03bf\u03c2 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7\u03c2:<\/strong> \u039f\u03b9 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03bf\u03b9 \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03b5\u03c3\u03c4\u03af\u03b1\u03c3\u03b7\u03c2, \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bd \u03c3\u03b5 \u03b2\u03ac\u03b8\u03bf\u03c2 \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03bf\u03c0\u03c4\u03b9\u03ba\u03ad\u03c2, \u03c4\u03b9\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03ba\u03af\u03bd\u03b7\u03c4\u03c1\u03b1 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<p><strong>\u0395\u03b3\u03ba\u03c5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1:<\/strong> \u039c\u03b5 \u03c4\u03b7\u03bd \u03ac\u03bc\u03b5\u03c3\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03c0\u03c1\u03c9\u03c4\u03cc\u03c4\u03c5\u03c0\u03b5\u03c2 \u03c0\u03b7\u03b3\u03ad\u03c2, \u03b7 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03b3\u03ba\u03c5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c5\u03c1\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd, \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03c0\u03b9\u03b8\u03b1\u03bd\u03ad\u03c2 \u03c0\u03c1\u03bf\u03ba\u03b1\u03c4\u03b1\u03bb\u03ae\u03c8\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ce\u03bd \u03ae \u03c5\u03c6\u03b9\u03c3\u03c4\u03ac\u03bc\u03b5\u03bd\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/p>\n\n\n\n<h3 id=\"h-challenges-of-primary-research\"><strong>\u03a0\u03c1\u03bf\u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<p><strong>\u0395\u03bd\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae \u03c3\u03b5 \u03c7\u03c1\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03c0\u03cc\u03c1\u03bf\u03c5\u03c2: <\/strong>\u0397 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc, \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03c1\u03bc\u03b7\u03bd\u03b5\u03af\u03b1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c4\u03b7\u03bd \u03c0\u03c1\u03cc\u03c3\u03bb\u03b7\u03c8\u03b7 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd, \u03c4\u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03c9\u03bd \u03ae \u03b5\u03c1\u03b5\u03c5\u03bd\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03c0\u03cc\u03c1\u03bf\u03c5\u03c2.<\/p>\n\n\n\n<p><strong>\u03a0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03b4\u03b5\u03b9\u03b3\u03bc\u03b1\u03c4\u03bf\u03bb\u03b7\u03c8\u03af\u03b1\u03c2:<\/strong> \u0397 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03b5 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b5\u03b9\u03b3\u03bc\u03b1\u03c4\u03bf\u03bb\u03b7\u03c8\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03c9\u03bd \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd. \u0397 \u03b5\u03be\u03b1\u03c3\u03c6\u03ac\u03bb\u03b9\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03bf\u03c0\u03c4\u03c1\u03af\u03b6\u03b5\u03b9 \u03bc\u03b5 \u03b1\u03ba\u03c1\u03af\u03b2\u03b5\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03bb\u03b7\u03b8\u03c5\u03c3\u03bc\u03cc-\u03c3\u03c4\u03cc\u03c7\u03bf \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03b5\u03b9 \u03c0\u03c1\u03cc\u03ba\u03bb\u03b7\u03c3\u03b7, \u03b5\u03bd\u03ce \u03bf\u03b9 \u03bc\u03b5\u03c1\u03bf\u03bb\u03b7\u03c8\u03af\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03b9\u03b3\u03bc\u03b1\u03c4\u03bf\u03bb\u03b7\u03c8\u03af\u03b1\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b3\u03b5\u03bd\u03b9\u03ba\u03b5\u03c5\u03c3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c5\u03c1\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<p><strong>\u03a5\u03c0\u03bf\u03ba\u03b5\u03b9\u03bc\u03b5\u03bd\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1: <\/strong>\u0397 \u03b5\u03bc\u03c0\u03bb\u03bf\u03ba\u03ae \u03c4\u03c9\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ce\u03bd \u03c3\u03b5 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5\u03c2 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03bf\u03b9 \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03b9\u03c2 \u03ae \u03bf\u03b9 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2, \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03b9 \u03c4\u03bf \u03b5\u03bd\u03b4\u03b5\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf \u03c5\u03c0\u03bf\u03ba\u03b5\u03b9\u03bc\u03b5\u03bd\u03b9\u03ba\u03ce\u03bd \u03b5\u03c1\u03bc\u03b7\u03bd\u03b5\u03b9\u03ce\u03bd \u03ae \u03c0\u03c1\u03bf\u03ba\u03b1\u03c4\u03b1\u03bb\u03ae\u03c8\u03b5\u03c9\u03bd \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/p>\n\n\n\n<p><strong>\u03a0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b3\u03b5\u03bd\u03af\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2:<\/strong> \u03a4\u03b1 \u03b5\u03c5\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b3\u03b5\u03bd\u03af\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03bb\u03cc\u03b3\u03c9 \u03c4\u03c9\u03bd \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ae \u03c4\u03bf\u03c5 \u03c0\u03bb\u03b1\u03b9\u03c3\u03af\u03bf\u03c5. \u0395\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03bd\u03b1 \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c0\u03b5\u03b4\u03af\u03bf \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03c4\u03c9\u03bd \u03b5\u03c5\u03c1\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c6\u03b5\u03cd\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03c5\u03c1\u03b5\u03af\u03b5\u03c2 \u03b3\u03b5\u03bd\u03b9\u03ba\u03b5\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c0\u03ad\u03c1\u03b1\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ae \u03c4\u03bf\u03c5 \u03c0\u03bb\u03b1\u03b9\u03c3\u03af\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03bc\u03b5\u03bb\u03b5\u03c4\u03ae\u03b8\u03b7\u03ba\u03b5.<\/p>\n\n\n\n<h2 id=\"h-what-is-secondary-research\"><strong>\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1;<\/strong><\/h2>\n\n\n\n<p>\u03a0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b1 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03b1, \u03b1\u03bd\u03c4\u03af \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2 \u03bd\u03ad\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03ad\u03c3\u03c9 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ce\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03bc\u03b5\u03b8\u03cc\u03b4\u03c9\u03bd. \u0397 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03b5\u03be\u03ad\u03c4\u03b1\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c0\u03b7\u03b3\u03ce\u03bd \u03cc\u03c0\u03c9\u03c2 \u03b4\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03c5\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b5\u03c2, \u03b5\u03ba\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2, \u03ac\u03c1\u03b8\u03c1\u03b1, \u03b2\u03b9\u03b2\u03bb\u03af\u03b1, \u03ba\u03c5\u03b2\u03b5\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03c5\u03b1\u03ba\u03ad\u03c2 \u03c0\u03b7\u03b3\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ac\u03bd\u03c4\u03bb\u03b7\u03c3\u03b7 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03b3\u03b9\u03b1 \u03ad\u03bd\u03b1\u03bd \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03cc\u03c7\u03bf.<\/p>\n\n\n\n<h3 id=\"h-sources-of-secondary-research\"><strong>\u03a0\u03b7\u03b3\u03ad\u03c2 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<h4 id=\"h-published-studies-and-academic-journals\">\u0394\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03c5\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03ba\u03b1\u03b4\u03b7\u03bc\u03b1\u03ca\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b5\u03be\u03b5\u03c4\u03ac\u03c3\u03bf\u03c5\u03bd \u03b4\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03c5\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03ba\u03b1\u03b4\u03b7\u03bc\u03b1\u03ca\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03bd\u03c4\u03c1\u03ce\u03c3\u03bf\u03c5\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2, \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03c5\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03bf \u03b8\u03ad\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03ac\u03c2 \u03c4\u03bf\u03c5\u03c2. \u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03c0\u03b7\u03b3\u03ad\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c5\u03c7\u03bd\u03ac \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b2\u03ac\u03b8\u03bf\u03c2 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03c9\u03bd \u03b8\u03b5\u03bc\u03ac\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<h4 id=\"h-reports-and-white-papers\">\u0395\u03ba\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03bb\u03b5\u03c5\u03ba\u03ac \u03ad\u03b3\u03b3\u03c1\u03b1\u03c6\u03b1<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03b5\u03ba\u03b8\u03ad\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bb\u03b5\u03c5\u03ba\u03ad\u03c2 \u03b2\u03af\u03b2\u03bb\u03bf\u03b9 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2, \u03ba\u03c5\u03b2\u03b5\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c6\u03bf\u03c1\u03b5\u03af\u03c2 \u03ba\u03b1\u03b9 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b5\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03cd\u03c4\u03b9\u03bc\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03b8\u03ad\u03bc\u03b1\u03c4\u03b1 \u03ae \u03c4\u03bf\u03bc\u03b5\u03af\u03c2. \u03a4\u03b1 \u03ad\u03b3\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c5\u03c4\u03ac \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1, \u03ad\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2 \u03b1\u03b3\u03bf\u03c1\u03ac\u03c2, \u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03b3\u03bd\u03ce\u03bc\u03b5\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03bf\u03b3\u03bd\u03c9\u03bc\u03cc\u03bd\u03c9\u03bd.<\/p>\n\n\n\n<h4 id=\"h-books-and-reference-materials\">\u0392\u03b9\u03b2\u03bb\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c5\u03bb\u03b9\u03ba\u03cc \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2<\/h4>\n\n\n\n<p>\u03a4\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bd \u03b3\u03c1\u03b1\u03c6\u03c4\u03b5\u03af \u03b1\u03c0\u03cc \u03b5\u03b9\u03b4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03b5 \u03ad\u03bd\u03b1\u03bd \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c4\u03bf\u03bc\u03ad\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03ba\u03bf\u03c0\u03ae\u03c3\u03b5\u03b9\u03c2, \u03b8\u03b5\u03c9\u03c1\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b9\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03bf\u03c0\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1.<\/p>\n\n\n\n<h4 id=\"h-online-databases\">\u0394\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03c5\u03b1\u03ba\u03ad\u03c2 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd<\/h4>\n\n\n\n<p>\u039f\u03b9 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03c5\u03b1\u03ba\u03ad\u03c2 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03cc\u03c0\u03c9\u03c2 \u03bf\u03b9 \u03b1\u03ba\u03b1\u03b4\u03b7\u03bc\u03b1\u03ca\u03ba\u03ad\u03c2 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b5\u03c2, \u03c4\u03b1 \u03b1\u03c0\u03bf\u03b8\u03b5\u03c4\u03ae\u03c1\u03b9\u03b1 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b5\u03be\u03b5\u03b9\u03b4\u03b9\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b5\u03c2, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03c1\u03cc\u03c3\u03b2\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b5\u03c5\u03c1\u03cd \u03c6\u03ac\u03c3\u03bc\u03b1 \u03b4\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03c5\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03ac\u03c1\u03b8\u03c1\u03c9\u03bd, \u03b4\u03b9\u03b1\u03c4\u03c1\u03b9\u03b2\u03ce\u03bd, \u03b4\u03b9\u03c0\u03bb\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03bd\u03b5\u03b4\u03c1\u03af\u03c9\u03bd.<\/p>\n\n\n\n<h3 id=\"h-benefits-of-secondary-research\"><strong>\u039f\u03c6\u03ad\u03bb\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<p><strong>\u03a7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03ba\u03cc\u03c3\u03c4\u03bf\u03c5\u03c2-\u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2: <\/strong>\u0397 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b5\u03af \u03c7\u03c1\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03c0\u03cc\u03c1\u03bf\u03c5\u03c2, \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03ae\u03b4\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b2\u03ac\u03c3\u03b9\u03bc\u03b1. \u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03bf\u03c5\u03c2 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2 \u03c0\u03cc\u03c1\u03bf\u03c5\u03c2 \u03b1\u03bd\u03c4\u03af \u03bd\u03b1 \u03b4\u03b9\u03b5\u03be\u03ac\u03b3\u03bf\u03c5\u03bd \u03c7\u03c1\u03bf\u03bd\u03bf\u03b2\u03cc\u03c1\u03b5\u03c2 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03b5\u03af\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2.<\/p>\n\n\n\n<p><strong>\u039c\u03b5\u03b3\u03ac\u03bb\u03bf \u03b5\u03cd\u03c1\u03bf\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd: <\/strong>\u0397 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03c0\u03c1\u03cc\u03c3\u03b2\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b5\u03c5\u03c1\u03cd \u03c6\u03ac\u03c3\u03bc\u03b1 \u03c0\u03b7\u03b3\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03ce\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03bf\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03ba\u03b8\u03ad\u03c3\u03b5\u03c9\u03bd. \u0391\u03c5\u03c4\u03cc \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03b4\u03b9\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03bf\u03c5\u03bd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03bf\u03c0\u03c4\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03bc\u03b5\u03bb\u03b5\u03c4\u03ce\u03bd.<\/p>\n\n\n\n<p><strong>\u03a3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03b5\u03b9\u03c2:<\/strong> \u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bd \u03b5\u03c5\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03cc \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b5\u03c2 \u03ae \u03c3\u03cd\u03bd\u03bf\u03bb\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c3\u03c4\u03b1\u03cd\u03c1\u03c9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b1\u03bb\u03ae\u03b8\u03b5\u03c5\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd. \u0391\u03c5\u03c4\u03cc \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c5\u03c1\u03c9\u03c3\u03c4\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03b3\u03ba\u03c5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<p><strong>\u0394\u03b5\u03bf\u03bd\u03c4\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03b6\u03b7\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1:<\/strong> \u0397 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03b4\u03b5\u03bd \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b7 \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2, \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b4\u03b5\u03bf\u03bd\u03c4\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03b7\u03c3\u03c5\u03c7\u03af\u03b5\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b9\u03b4\u03b9\u03c9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b6\u03c9\u03ae\u03c2, \u03c4\u03b7 \u03c3\u03c5\u03b3\u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b5\u03bd\u03b7\u03bc\u03ad\u03c1\u03c9\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03bc\u03c0\u03b9\u03c3\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1.<\/p>\n\n\n\n<h3 id=\"h-challenges-of-secondary-research\"><strong>\u03a0\u03c1\u03bf\u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<p><strong>\u0394\u03b9\u03b1\u03b8\u03b5\u03c3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd: <\/strong>\u0397 \u03b4\u03b9\u03b1\u03b8\u03b5\u03c3\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03bf\u03b9\u03ba\u03af\u03bb\u03bb\u03b5\u03b9. \u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd \u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ac \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1, \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ac\u03c6\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03c0\u03b7\u03b3\u03ce\u03bd \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03ba\u03c1\u03af\u03b2\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03ad\u03c1\u03b5\u03c5\u03bd\u03ac \u03c4\u03bf\u03c5\u03c2.<\/p>\n\n\n\n<p><strong>\u03a0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd: <\/strong>\u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd, \u03c4\u03c9\u03bd \u03bc\u03b5\u03b8\u03cc\u03b4\u03c9\u03bd \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ce\u03bd \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1. \u03a4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b5\u03c5\u03b8\u03c5\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03cc\u03c7\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03b1\u03c0\u03b1\u03b9\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7.<\/p>\n\n\n\n<p><strong>\u03a0\u03b9\u03b8\u03b1\u03bd\u03ae \u03bc\u03b5\u03c1\u03bf\u03bb\u03b7\u03c8\u03af\u03b1 \u03ba\u03b1\u03b9 \u03be\u03b5\u03c0\u03b5\u03c1\u03b1\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2: <\/strong>\u03a4\u03b1 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03bf\u03c5\u03bd \u03b5\u03b3\u03b3\u03b5\u03bd\u03b5\u03af\u03c2 \u03c0\u03c1\u03bf\u03ba\u03b1\u03c4\u03b1\u03bb\u03ae\u03c8\u03b5\u03b9\u03c2 \u03ae \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b1\u03bd \u03bf\u03b9 \u03b1\u03c1\u03c7\u03b9\u03ba\u03bf\u03af \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2. \u0395\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd, \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03be\u03b5\u03c0\u03b5\u03c1\u03b1\u03c3\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bd\u03b5\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03ae \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03ad\u03c7\u03bf\u03c5\u03bd \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03b5\u03af.<\/p>\n\n\n\n<p><strong>\u0388\u03bb\u03bb\u03b5\u03b9\u03c8\u03b7 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2: <\/strong>\u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03c3\u03c5\u03bb\u03bb\u03ad\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03c3\u03ba\u03bf\u03c0\u03bf\u03cd\u03c2, \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b5\u03c5\u03b8\u03c5\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b5\u03c2. \u039f\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03ad\u03c2 \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03c9\u03c0\u03af\u03c3\u03bf\u03c5\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03cc\u03c3\u03bf\u03bd \u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ad\u03c2, \u03c4\u03bf\u03c5\u03c2 \u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03ae \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/p>\n\n\n\n<h2 id=\"h-comparing-primary-and-secondary-research\"><strong>\u03a3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h2>\n\n\n\n<h3 id=\"h-primary-research-vs-secondary-research\"><strong>\u03a0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u03a0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1<\/strong><\/th><th><strong>\u0394\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u03a3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c0\u03c1\u03c9\u03c4\u03cc\u03c4\u03c5\u03c0\u03b5\u03c2 \u03c0\u03b7\u03b3\u03ad\u03c2.<\/td><td>\u0391\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03b1 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03bd\u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2.<\/td><\/tr><tr><td>\u03a0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03bd\u03ad\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03c0\u03c1\u03ce\u03c4\u03bf \u03c7\u03ad\u03c1\u03b9.<\/td><td>\u0392\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c0\u03c1\u03bf\u03cb\u03c0\u03ac\u03c1\u03c7\u03bf\u03bd\u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c5\u03bb\u03bb\u03b5\u03c7\u03b8\u03b5\u03af \u03b1\u03c0\u03cc \u03ac\u03bb\u03bb\u03bf\u03c5\u03c2.<\/td><\/tr><tr><td>\u03a7\u03c1\u03bf\u03bd\u03bf\u03b2\u03cc\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b7\u03c4\u03b9\u03ba\u03ae \u03c3\u03b5 \u03c0\u03cc\u03c1\u03bf\u03c5\u03c2.<\/td><td>\u0391\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ae.<\/td><\/tr><tr><td>\u03a0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03bc\u03bf\u03bd\u03b1\u03b4\u03b9\u03ba\u03ad\u03c2 \u03b3\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2 \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03cc\u03c7\u03bf.<\/td><td>\u03a0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b5\u03c5\u03c1\u03cd\u03c4\u03b5\u03c1\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03ba\u03b1\u03b9 \u03b3\u03b5\u03bd\u03b9\u03ba\u03b5\u03cd\u03c3\u03b9\u03bc\u03b1 \u03b5\u03c5\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1.<\/td><\/tr><tr><td>\u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03c3\u03c4\u03b5\u03af \u03c3\u03b5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1.<\/td><td>\u039a\u03b1\u03bb\u03cd\u03c0\u03c4\u03b5\u03b9 \u03b5\u03c5\u03c1\u03cd \u03c6\u03ac\u03c3\u03bc\u03b1 \u03b8\u03b5\u03bc\u03ac\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03c0\u03b5\u03b4\u03af\u03c9\u03bd.<\/td><\/tr><tr><td>\u0395\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7\u03bd \u03ac\u03bc\u03b5\u03c3\u03b7 \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2 \u03ae \u03c4\u03b1 \u03c5\u03c0\u03bf\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03b1.<\/td><td>\u0394\u03b5\u03bd \u03ad\u03c7\u03b5\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b7 \u03b5\u03c0\u03b1\u03c6\u03ae \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2.<\/td><\/tr><tr><td>\u03a0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b5\u03c5\u03b5\u03bb\u03b9\u03be\u03af\u03b1 \u03c3\u03c4\u03bf \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03bc\u03b5\u03b8\u03bf\u03b4\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03bb\u03ad\u03c4\u03b7\u03c2.<\/td><td>\u03a0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03bc\u03b5\u03b8\u03cc\u03b4\u03c9\u03bd \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae\u03c2.<\/td><\/tr><tr><td>\u03a5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03bf\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03b3\u03ba\u03c5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/td><td>\u0392\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03bb\u03b5\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03b7\u03b3\u03ce\u03bd.<\/td><\/tr><tr><td>\u0395\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b5\u03c1\u03b5\u03cd\u03bd\u03b7\u03c3\u03b7 \u03c3\u03b5 \u03b2\u03ac\u03b8\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd.<\/td><td>\u03a5\u03c0\u03bf\u03c3\u03c4\u03b7\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c5\u03c0\u03bf\u03b8\u03ad\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7.<\/td><\/tr><tr><td>\u0391\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b4\u03b5\u03bf\u03bd\u03c4\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ad\u03c2 \u03b5\u03ba\u03c4\u03b9\u03bc\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03c4\u03c9\u03bd \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd.<\/td><td>\u0397 \u03b4\u03b5\u03bf\u03bd\u03c4\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03c3\u03c9\u03c3\u03c4\u03ae \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03ba\u03b1\u03b9 \u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03bd\u03cc\u03bc\u03c9\u03bd \u03c0\u03b5\u03c1\u03af \u03c0\u03bd\u03b5\u03c5\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03b9\u03ba\u03b1\u03b9\u03c9\u03bc\u03ac\u03c4\u03c9\u03bd.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-examples-of-primary-and-secondary-research\"><strong>\u03a0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h2>\n\n\n\n<h3 id=\"h-examples-of-primary-research\"><strong>\u03a0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<ul>\n<li>\u0394\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03c4\u03b9\u03bc\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03c9\u03bd \u03c0\u03b5\u03bb\u03b1\u03c4\u03ce\u03bd \u03b3\u03b9\u03b1 \u03ad\u03bd\u03b1 \u03bd\u03ad\u03bf \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03ba\u03bf\u03b9\u03bd\u03cc-\u03c3\u03c4\u03cc\u03c7\u03bf.<\/li>\n\n\n\n<li>\u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03b5\u03bd\u03cc\u03c2 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03bc\u03b9\u03b1\u03c2 \u03bd\u03ad\u03b1\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03c3\u03b9\u03b1\u03ba\u03ce\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03c4\u03ce\u03bd \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2.<\/li>\n\n\n\n<li>\u03a0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ac\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b6\u03c9\u03b9\u03ba\u03bf\u03cd \u03b5\u03af\u03b4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03bf \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b3\u03b9\u03b1 \u03bf\u03b9\u03ba\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1.<\/li>\n\n\n\n<li>\u0394\u03b9\u03bf\u03c1\u03b3\u03ac\u03bd\u03c9\u03c3\u03b7 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2 \u03b5\u03c3\u03c4\u03af\u03b1\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03b4\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03c9\u03c4\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bd\u03ad\u03b1 \u03b4\u03b9\u03b1\u03c6\u03b7\u03bc\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03bc\u03c0\u03ac\u03bd\u03b9\u03b1.<\/li>\n\n\n\n<li>\u0394\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03c3\u03c5\u03bd\u03b5\u03bd\u03c4\u03b5\u03cd\u03be\u03b5\u03c9\u03bd \u03bc\u03b5 \u03b5\u03c0\u03b1\u03b3\u03b3\u03b5\u03bb\u03bc\u03b1\u03c4\u03af\u03b5\u03c2 \u03c5\u03b3\u03b5\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03bf\u03c0\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b7 \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ae \u03b8\u03b5\u03c1\u03b1\u03c0\u03b5\u03af\u03b1.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-examples-of-secondary-research\"><strong>\u03a0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2<\/strong><\/h3>\n\n\n\n<ul>\n<li>\u03a0\u03c1\u03cc\u03c3\u03b2\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03ad\u03ba\u03b8\u03b5\u03c3\u03b7 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03b1\u03b3\u03bf\u03c1\u03ac\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03ae \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03c9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c4\u03ac\u03c3\u03b5\u03b9\u03c2, \u03c4\u03bf \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03b3\u03bf\u03c1\u03ac\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03bd\u03c4\u03b1\u03b3\u03c9\u03bd\u03b9\u03c3\u03c4\u03ce\u03bd \u03c3\u03c4\u03bf\u03bd \u03ba\u03bb\u03ac\u03b4\u03bf \u03c4\u03c9\u03bd smartphones.<\/li>\n\n\n\n<li>\u03a7\u03c1\u03ae\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c5\u03c6\u03b9\u03c3\u03c4\u03ac\u03bc\u03b5\u03bd\u03c9\u03bd \u03ba\u03c5\u03b2\u03b5\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b1 \u03c0\u03bf\u03c3\u03bf\u03c3\u03c4\u03ac \u03b1\u03bd\u03b5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b1\u03bd\u03c4\u03af\u03ba\u03c4\u03c5\u03c0\u03bf\u03c5 \u03c4\u03c9\u03bd \u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03b9\u03ba\u03ce\u03bd \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03b1 \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 \u03b1\u03c0\u03b1\u03c3\u03c7\u03cc\u03bb\u03b7\u03c3\u03b7\u03c2.<\/li>\n\n\n\n<li>\u0395\u03be\u03ad\u03c4\u03b1\u03c3\u03b7 \u03b9\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03bf\u03bb\u03ce\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03bf\u03cd \u03ba\u03bb\u03af\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03bd\u03b8\u03b7\u03ba\u03ce\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b9\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03bf\u03cd \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c4\u03bf\u03c2.<\/li>\n\n\n\n<li>\u0394\u03b9\u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1-\u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03b4\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03c5\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03bb\u03b5\u03c4\u03ce\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c6\u03b1\u03c1\u03bc\u03ac\u03ba\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03ac\u03c2 \u03c4\u03bf\u03c5.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-how-to-use-primary-and-secondary-research-together\"><strong>\u03a0\u03ce\u03c2 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03ae \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03bc\u03b1\u03b6\u03af<\/strong><\/h2>\n\n\n\n<p>\u0388\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03b7 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03c0\u03c1\u03bf\u03c3\u03b5\u03b3\u03b3\u03af\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03b8\u03af\u03c3\u03c4\u03b1\u03c4\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03bf \u03b6\u03ae\u03c4\u03b7\u03bc\u03b1. \u039c\u03b5 \u03c4\u03b7\u03bd \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03b5\u03c5\u03c7\u03b8\u03b5\u03af \u03bc\u03b9\u03b1 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03bb\u03ac \u03c4\u03b5\u03ba\u03bc\u03b7\u03c1\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5\u03b8\u03bf\u03b4\u03bf\u03bb\u03bf\u03b3\u03af\u03b1. \u0397 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 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\u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03ba\u03b1\u03b4\u03b7\u03bc\u03b1\u03ca\u03ba\u03ae\u03c2 \u03b1\u03ba\u03b5\u03c1\u03b1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c6\u03c5\u03b3\u03ae \u03c4\u03b7\u03c2 \u03bb\u03bf\u03b3\u03bf\u03ba\u03bb\u03bf\u03c0\u03ae\u03c2.<\/p>\n\n\n\n<h2 id=\"h-make-scientifically-accurate-infographics-in-minutes\"><strong>\u03a6\u03c4\u03b9\u03ac\u03be\u03c4\u03b5 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ac \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03b3\u03c1\u03b1\u03c6\u03ae\u03bc\u03b1\u03c4\u03b1 Infographics \u03c3\u03b5 \u03bb\u03af\u03b3\u03b1 \u03bb\u03b5\u03c0\u03c4\u03ac<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/mindthegraph.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mind the Graph<\/a> \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03b5\u03c5\u03c1\u03cd \u03c6\u03ac\u03c3\u03bc\u03b1 \u03c0\u03c1\u03bf-\u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03c9\u03bd, \u03cc\u03c0\u03c9\u03c2 \u03b5\u03b9\u03ba\u03bf\u03bd\u03af\u03b4\u03b9\u03b1, \u03b5\u03b9\u03ba\u03cc\u03bd\u03b5\u03c2, \u03b3\u03c1\u03b1\u03c6\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1, \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03b1 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2. \u03a4\u03bf Mind the Graph \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03bf\u03c0\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03ac\u03c2 \u03c4\u03bf\u03c5\u03c2, \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c0\u03b9\u03bf \u03b5\u03bb\u03ba\u03c5\u03c3\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c3\u03b9\u03c4\u03ae \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b1\u03b4\u03ad\u03bb\u03c6\u03bf\u03c5\u03c2, \u03c6\u03bf\u03b9\u03c4\u03b7\u03c4\u03ad\u03c2, \u03c5\u03c0\u03b5\u03cd\u03b8\u03c5\u03bd\u03bf\u03c5\u03c2 \u03c7\u03ac\u03c1\u03b1\u03be\u03b7\u03c2 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03bf \u03b5\u03c5\u03c1\u03cd \u03ba\u03bf\u03b9\u03bd\u03cc.&nbsp;<\/p>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Mind the Graph - \u0393\u03bd\u03c9\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c7\u03ce\u03c1\u03bf \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/Y2YMnuQPTFA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"is-layout-flex wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/\" style=\"border-radius:50px;background-color:#dc1866\" target=\"_blank\" rel=\"noreferrer noopener\">\u039e\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af\u03c4\u03b5 \u03bc\u03b5 \u03c4\u03bf Mind the Graph<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:44px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>","protected":false},"excerpt":{"rendered":"<p>\u039a\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c0\u03c1\u03c9\u03c4\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03bf\u03b3\u03b5\u03bd\u03bf\u03cd\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2. \u039c\u03ac\u03b8\u03b5\u03c4\u03b5 \u03c0\u03ce\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03bf\u03cd\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c0\u03bf\u03bb\u03cd\u03c4\u03b9\u03bc\u03c9\u03bd \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03b9\u03ce\u03bd.<\/p>","protected":false},"author":35,"featured_media":29306,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Primary Research vs Secondary Research: A Comparative Analysis<\/title>\n<meta name=\"description\" content=\"Understand the differences between primary research vs secondary research. 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