{"id":29834,"date":"2023-10-10T15:23:30","date_gmt":"2023-10-10T18:23:30","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/what-is-triangulation-in-research-copy\/"},"modified":"2024-12-05T15:44:14","modified_gmt":"2024-12-05T18:44:14","slug":"quasi-experiment","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/hu\/kvazi-kiserlet\/","title":{"rendered":"Kv\u00e1zi-k\u00eds\u00e9rlet: K\u00eds\u00e9rleti k\u00eds\u00e9rlet: \u00c9rtsd meg, mi ez, t\u00edpusok \u00e9s p\u00e9ld\u00e1k"},"content":{"rendered":"<p>A kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1si tervek jelent\u0151s elismer\u00e9st v\u00edvtak ki a tudom\u00e1nyos k\u00f6z\u00f6ss\u00e9gben, mivel egyed\u00fcl\u00e1ll\u00f3 m\u00f3don k\u00e9pesek ok-okozati \u00f6sszef\u00fcgg\u00e9sek vizsg\u00e1lat\u00e1ra val\u00f3s k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt. A val\u00f3di k\u00eds\u00e9rletekkel ellent\u00e9tben a kv\u00e1zi-k\u00eds\u00e9rletekn\u00e9l hi\u00e1nyzik a r\u00e9sztvev\u0151k v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9se a csoportokhoz, ami bizonyos helyzetekben praktikusabb\u00e1 \u00e9s etikusabb\u00e1 teszi \u0151ket. Ebben a cikkben a kv\u00e1zi-k\u00eds\u00e9rletek fogalm\u00e1ba, alkalmaz\u00e1saiba \u00e9s el\u0151nyeibe fogunk belemer\u00fclni, megvil\u00e1g\u00edtva jelent\u0151s\u00e9g\u00fcket \u00e9s fontoss\u00e1gukat a tudom\u00e1nyos \u00e9letben.<\/p>\n\n\n\n<h2 id=\"h-what-is-a-quasi-experiment-research-design\"><strong>Mi az a kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1si terv?<\/strong><\/h2>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1si tervek olyan kutat\u00e1si m\u00f3dszerek, amelyek hasonl\u00edtanak a val\u00f3di k\u00eds\u00e9rletekre, de hi\u00e1nyzik a r\u00e9sztvev\u0151k v\u00e9letlenszer\u0171 csoportba sorol\u00e1sa. Egy val\u00f3di k\u00eds\u00e9rletben a kutat\u00f3k v\u00e9letlenszer\u0171en rendelik a r\u00e9sztvev\u0151ket egy k\u00eds\u00e9rleti csoporthoz vagy egy kontrollcsoporthoz, lehet\u0151v\u00e9 t\u00e9ve a f\u00fcggetlen v\u00e1ltoz\u00f3 f\u00fcgg\u0151 v\u00e1ltoz\u00f3ra gyakorolt hat\u00e1sainak \u00f6sszehasonl\u00edt\u00e1s\u00e1t. A kv\u00e1zi-k\u00eds\u00e9rletekben azonban ez a v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9s gyakran nem lehets\u00e9ges vagy etikailag nem megengedett, ami alternat\u00edv strat\u00e9gi\u00e1k elfogad\u00e1s\u00e1hoz vezet.<\/p>\n\n\n\n<h2 id=\"h-types-of-quasi-experimental-designs\"><strong>A kv\u00e1zi-k\u00eds\u00e9rleti mint\u00e1k t\u00edpusai<\/strong><\/h2>\n\n\n\n<p>T\u00f6bbf\u00e9le kv\u00e1zi-k\u00eds\u00e9rleti terv l\u00e9tezik az ok-okozati \u00f6sszef\u00fcgg\u00e9sek tanulm\u00e1nyoz\u00e1s\u00e1ra meghat\u00e1rozott kontextusokban. N\u00e9h\u00e1ny gyakori t\u00edpus a k\u00f6vetkez\u0151:<\/p>\n\n\n\n<h3 id=\"h-non-equivalent-groups-design\"><strong>Nem egyen\u00e9rt\u00e9k\u0171 csoportok kialak\u00edt\u00e1sa<\/strong><\/h3>\n\n\n\n<p>Ez a terv mag\u00e1ban foglalja olyan, m\u00e1r l\u00e9tez\u0151 csoportok kiv\u00e1laszt\u00e1s\u00e1t, amelyek k\u00fcl\u00f6nb\u00f6znek egym\u00e1st\u00f3l n\u00e9h\u00e1ny kulcsfontoss\u00e1g\u00fa jellemz\u0151ben, \u00e9s \u00f6sszehasonl\u00edtja a f\u00fcggetlen v\u00e1ltoz\u00f3ra adott v\u00e1laszaikat. B\u00e1r a kutat\u00f3 nem v\u00e9letlenszer\u0171en osztja ki a csoportokat, m\u00e9gis vizsg\u00e1lhatja a f\u00fcggetlen v\u00e1ltoz\u00f3 hat\u00e1sait.<\/p>\n\n\n\n<h3 id=\"h-regression-discontinuity\"><strong>Regresszi\u00f3s diszkontinuit\u00e1s<\/strong><\/h3>\n\n\n\n<p>Ez a kialak\u00edt\u00e1s egy hat\u00e1rpontot vagy k\u00fcsz\u00f6b\u00e9rt\u00e9ket haszn\u00e1l annak meghat\u00e1roz\u00e1s\u00e1ra, hogy mely r\u00e9sztvev\u0151k kapj\u00e1k meg a kezel\u00e9st vagy beavatkoz\u00e1st. Felt\u00e9telezi, hogy a hat\u00e1r\u00e9rt\u00e9k mindk\u00e9t oldal\u00e1n l\u00e9v\u0151 r\u00e9sztvev\u0151k minden m\u00e1s szempontb\u00f3l hasonl\u00f3ak, kiv\u00e9ve a f\u00fcggetlen v\u00e1ltoz\u00f3nak val\u00f3 kitetts\u00e9g\u00fcket.<\/p>\n\n\n\n<h3 id=\"h-interrupted-time-series-design\"><strong>Megszak\u00edtott id\u0151sorok tervez\u00e9se<\/strong><\/h3>\n\n\n\n<p>Ez a terv mag\u00e1ban foglalja a f\u00fcgg\u0151 v\u00e1ltoz\u00f3 t\u00f6bbsz\u00f6ri m\u00e9r\u00e9s\u00e9t a beavatkoz\u00e1s vagy kezel\u00e9s bevezet\u00e9se el\u0151tt \u00e9s ut\u00e1n. A f\u00fcgg\u0151 v\u00e1ltoz\u00f3 tendenci\u00e1inak \u00f6sszehasonl\u00edt\u00e1s\u00e1val a kutat\u00f3k k\u00f6vetkeztetni tudnak a beavatkoz\u00e1s hat\u00e1s\u00e1ra.<\/p>\n\n\n\n<h3 id=\"h-natural-experiments\"><strong>Term\u00e9szetes k\u00eds\u00e9rletek<\/strong><\/h3>\n\n\n\n<p>A term\u00e9szetes k\u00eds\u00e9rletek kihaszn\u00e1lj\u00e1k a term\u00e9szetben el\u0151fordul\u00f3 esem\u00e9nyeket vagy k\u00f6r\u00fclm\u00e9nyeket, amelyek ut\u00e1nozz\u00e1k a val\u00f3di k\u00eds\u00e9rletekben tal\u00e1lhat\u00f3 v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9st. A r\u00e9sztvev\u0151k k\u00fcl\u00f6nb\u00f6z\u0151 felt\u00e9teleknek vannak kit\u00e9ve a kutat\u00f3k \u00e1ltal meghat\u00e1rozott helyzetekben, an\u00e9lk\u00fcl, hogy manipul\u00e1ln\u00e1k \u0151ket.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/researcher.life\/all-access-pricing?utm_source=mtg&amp;utm_campaign=all-access-promotion&amp;utm_medium=blog\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"410\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-1024x410.png\" alt=\"\" class=\"wp-image-55425\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-1024x410.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-300x120.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-768x307.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-1536x615.png 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-2048x820.png 2048w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-18x7.png 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/08\/Banner3-100x40.png 100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h2 id=\"h-application-of-the-quasi-experiment-design\"><strong>A kv\u00e1zi-k\u00eds\u00e9rleti terv alkalmaz\u00e1sa<\/strong><\/h2>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1si terveket sz\u00e1mos ter\u00fcleten alkalmazz\u00e1k, az oktat\u00e1st\u00f3l a k\u00f6zeg\u00e9szs\u00e9g\u00fcgyig \u00e9s azon t\u00fal. A kv\u00e1zi-k\u00eds\u00e9rletek egyik jelent\u0151s el\u0151nye, hogy megval\u00f3s\u00edthat\u00f3k a val\u00f3s k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt, ahol a randomiz\u00e1ci\u00f3 nem mindig lehets\u00e9ges vagy etikus.<\/p>\n\n\n\n<h2 id=\"h-ethical-reasons\"><strong>Etikai okok<\/strong><\/h2>\n\n\n\n<p>A kutat\u00e1sban gyakran mer\u00fclnek fel etikai agg\u00e1lyok, amikor a r\u00e9sztvev\u0151k k\u00fcl\u00f6nb\u00f6z\u0151 csoportokba t\u00f6rt\u00e9n\u0151 randomiz\u00e1l\u00e1sa potenci\u00e1lisan megtagadhatja az egy\u00e9nek hozz\u00e1f\u00e9r\u00e9s\u00e9t a j\u00f3t\u00e9kony kezel\u00e9sekhez vagy beavatkoz\u00e1sokhoz. Ilyen esetekben a kv\u00e1zi-k\u00eds\u00e9rleti tervek etikai alternat\u00edv\u00e1t k\u00edn\u00e1lnak, lehet\u0151v\u00e9 t\u00e9ve a kutat\u00f3k sz\u00e1m\u00e1ra, hogy a beavatkoz\u00e1sok hat\u00e1s\u00e1t an\u00e9lk\u00fcl vizsg\u00e1lj\u00e1k, hogy b\u00e1rkit is megfosztan\u00e1nak a potenci\u00e1lis el\u0151ny\u00f6kt\u0151l.<\/p>\n\n\n\n<h2 id=\"h-examples-of-quasi-experimental-design\"><strong>P\u00e9ld\u00e1k a kv\u00e1zi-k\u00eds\u00e9rleti tervez\u00e9sre<\/strong><\/h2>\n\n\n\n<p>Vizsg\u00e1ljunk meg n\u00e9h\u00e1ny p\u00e9ld\u00e1t a kv\u00e1zi-k\u00eds\u00e9rleti mint\u00e1kra, hogy meg\u00e9rts\u00fck alkalmaz\u00e1sukat k\u00fcl\u00f6nb\u00f6z\u0151 kontextusokban.<\/p>\n\n\n\n<h3 id=\"h-design-of-non-equivalent-groups\"><strong>Nem egyen\u00e9rt\u00e9k\u0171 csoportok tervez\u00e9se<\/strong><\/h3>\n\n\n\n<h4 id=\"h-determining-the-effectiveness-of-math-apps-in-supplementing-math-classes\"><strong>A matematikai alkalmaz\u00e1sok hat\u00e9konys\u00e1g\u00e1nak meghat\u00e1roz\u00e1sa a matematika\u00f3r\u00e1k kieg\u00e9sz\u00edt\u00e9s\u00e9ben<\/strong><\/h4>\n\n\n\n<p>K\u00e9pzelj\u00fcnk el egy tanulm\u00e1nyt, amelynek c\u00e9lja, hogy meghat\u00e1rozzuk a matematikai alkalmaz\u00e1sok hat\u00e9konys\u00e1g\u00e1t a hagyom\u00e1nyos matematika\u00f3r\u00e1k kieg\u00e9sz\u00edt\u00e9sek\u00e9nt egy iskol\u00e1ban. A tanul\u00f3k v\u00e9letlenszer\u0171 beoszt\u00e1sa k\u00fcl\u00f6nb\u00f6z\u0151 csoportokba lehet, hogy nem lenne praktikus, vagy megzavarn\u00e1 a megl\u00e9v\u0151 oszt\u00e1lytermi strukt\u00far\u00e1t. Ehelyett a kutat\u00f3k kiv\u00e1laszthatnak k\u00e9t \u00f6sszehasonl\u00edthat\u00f3 oszt\u00e1lyt, amelyek k\u00f6z\u00fcl az egyik a matematikai alkalmaz\u00e1ssal t\u00f6rt\u00e9n\u0151 beavatkoz\u00e1sban r\u00e9szes\u00fcl, a m\u00e1sik pedig a hagyom\u00e1nyos tan\u00edt\u00e1si m\u00f3dszerekkel folytat\u00f3dik. A k\u00e9t csoport teljes\u00edtm\u00e9ny\u00e9nek \u00f6sszehasonl\u00edt\u00e1s\u00e1val a kutat\u00f3k k\u00f6vetkeztet\u00e9seket vonhatnak le az alkalmaz\u00e1s hat\u00e9konys\u00e1g\u00e1r\u00f3l.<\/p>\n\n\n\n<p>A fentiekhez hasonl\u00f3 kv\u00e1zi-k\u00eds\u00e9rleti vizsg\u00e1lat elv\u00e9gz\u00e9s\u00e9hez a kutat\u00f3k felhaszn\u00e1lhatj\u00e1k a k\u00f6vetkez\u0151ket <a href=\"https:\/\/www.questionpro.com\/us\">QuestionPro<\/a>, egy fejlett kutat\u00e1si platform, amely \u00e1tfog\u00f3 felm\u00e9r\u00e9si \u00e9s adatelemz\u00e9si eszk\u00f6z\u00f6ket k\u00edn\u00e1l. A QuestionPro seg\u00edts\u00e9g\u00e9vel a kutat\u00f3k felm\u00e9r\u00e9seket tervezhetnek az adatgy\u0171jt\u00e9shez, elemezhetik az eredm\u00e9nyeket, \u00e9s \u00e9rt\u00e9kes betekint\u00e9st nyerhetnek kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1saikhoz.<\/p>\n\n\n\n<h4 id=\"h-how-questionpro-helps-in-quasi-experimental-research\"><strong>Hogyan seg\u00edt a QuestionPro a kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1sban?<\/strong><\/h4>\n\n\n\n<p>A QuestionPro hat\u00e9kony funkci\u00f3i, mint p\u00e9ld\u00e1ul a r\u00e9sztvev\u0151k v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9se, a felm\u00e9r\u00e9s el\u00e1gaz\u00e1sa \u00e9s az adatok vizualiz\u00e1l\u00e1sa, lehet\u0151v\u00e9 teszik a kutat\u00f3k sz\u00e1m\u00e1ra, hogy hat\u00e9konyan v\u00e9gezzenek \u00e9s elemezzenek kv\u00e1zi-k\u00eds\u00e9rleti vizsg\u00e1latokat. A platform felhaszn\u00e1l\u00f3bar\u00e1t fel\u00fcletet \u00e9s robusztus jelent\u00e9st\u00e9teli k\u00e9pess\u00e9geket biztos\u00edt, lehet\u0151v\u00e9 t\u00e9ve a kutat\u00f3k sz\u00e1m\u00e1ra az adatgy\u0171jt\u00e9st, az \u00f6sszef\u00fcgg\u00e9sek felt\u00e1r\u00e1s\u00e1t \u00e9s az \u00e9rtelmes k\u00f6vetkeztet\u00e9sek levon\u00e1s\u00e1t.<\/p>\n\n\n\n<h3 id=\"h-natural-experiments-1\"><strong>Term\u00e9szetes k\u00eds\u00e9rletek<\/strong><\/h3>\n\n\n\n<p>Bizonyos esetekben a kutat\u00f3k term\u00e9szetes k\u00eds\u00e9rleteket haszn\u00e1lhatnak fel az ok-okozati \u00f6sszef\u00fcgg\u00e9sek vizsg\u00e1lat\u00e1ra.&nbsp;<\/p>\n\n\n\n<h4 id=\"h-determining-the-effectiveness-of-teaching-modern-leadership-techniques-in-start-up-businesses\"><strong>A modern vezet\u00e9si technik\u00e1k tan\u00edt\u00e1s\u00e1nak hat\u00e9konys\u00e1g\u00e1nak meghat\u00e1roz\u00e1sa az indul\u00f3 v\u00e1llalkoz\u00e1sokban<\/strong><\/h4>\n\n\n\n<p>Tekintsen meg egy tanulm\u00e1nyt, amely a modern vezet\u00e9si technik\u00e1k tan\u00edt\u00e1s\u00e1nak hat\u00e9konys\u00e1g\u00e1t \u00e9rt\u00e9keli az indul\u00f3 v\u00e1llalkoz\u00e1sokban. Ahelyett, hogy mesters\u00e9gesen k\u00fcl\u00f6nb\u00f6z\u0151 csoportokba soroln\u00e1k a v\u00e1llalkoz\u00e1sokat, a kutat\u00f3k megfigyelhetik azokat, amelyek term\u00e9szetes m\u00f3don alkalmaznak modern vezet\u00e9si technik\u00e1kat, \u00e9s \u00f6sszehasonl\u00edthatj\u00e1k eredm\u00e9nyeiket az ilyen gyakorlatokat nem alkalmaz\u00f3 v\u00e1llalkoz\u00e1sok eredm\u00e9nyeivel.<\/p>\n\n\n\n<h2 id=\"h-advantages-and-disadvantages-of-the-quasi-experimental-design\"><strong>A kv\u00e1zi-k\u00eds\u00e9rleti tervez\u00e9s el\u0151nyei \u00e9s h\u00e1tr\u00e1nyai<\/strong><\/h2>\n\n\n\n<h3 id=\"h-advantages\"><strong>El\u0151ny\u00f6k<\/strong><\/h3>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rleti tervek sz\u00e1mos el\u0151nyt k\u00edn\u00e1lnak a val\u00f3di k\u00eds\u00e9rletekkel szemben, ami \u00e9rt\u00e9kes eszk\u00f6zz\u00e9 teszi \u0151ket a kutat\u00e1sban:<\/p>\n\n\n\n<ol>\n<li><strong>A kutat\u00e1s hat\u00f3k\u00f6re<\/strong>: A kv\u00e1zi-k\u00eds\u00e9rletek lehet\u0151v\u00e9 teszik a kutat\u00f3k sz\u00e1m\u00e1ra, hogy val\u00f3s k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt vizsg\u00e1lj\u00e1k az ok-okozati \u00f6sszef\u00fcgg\u00e9seket, \u00e9rt\u00e9kes betekint\u00e9st ny\u00fajtva olyan \u00f6sszetett jelens\u00e9gekbe, amelyeket neh\u00e9z lehet megism\u00e9telni ellen\u0151rz\u00f6tt laborat\u00f3riumi k\u00f6rnyezetben.<\/li>\n\n\n\n<li><strong>Regresszi\u00f3s diszkontinuit\u00e1s<\/strong>: A kutat\u00f3k haszn\u00e1lhatj\u00e1k a regresszi\u00f3s diszkontinuit\u00e1st a beavatkoz\u00e1sok vagy kezel\u00e9sek hat\u00e1sainak \u00e9rt\u00e9kel\u00e9s\u00e9re, ha a v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9s nem megval\u00f3s\u00edthat\u00f3. Ez a konstrukci\u00f3 a megl\u00e9v\u0151 adatokat \u00e9s a term\u00e9szetben el\u0151fordul\u00f3 k\u00fcsz\u00f6b\u00e9rt\u00e9keket haszn\u00e1lja ki az oks\u00e1gi k\u00f6vetkeztet\u00e9sek levon\u00e1s\u00e1hoz.<\/li>\n<\/ol>\n\n\n\n<h3 id=\"h-disadvantage\"><strong>H\u00e1tr\u00e1ny<\/strong><\/h3>\n\n\n\n<p><strong>A v\u00e9letlenszer\u0171 hozz\u00e1rendel\u00e9s hi\u00e1nya<\/strong>: A kv\u00e1zi-k\u00eds\u00e9rleti mint\u00e1kban nem t\u00f6rt\u00e9nik meg a r\u00e9sztvev\u0151k v\u00e9letlenszer\u0171 kijel\u00f6l\u00e9se, ami mag\u00e1ban hordozza az eredm\u00e9nyeket befoly\u00e1sol\u00f3 zavar\u00f3 v\u00e1ltoz\u00f3k lehet\u0151s\u00e9g\u00e9t. A kutat\u00f3knak gondosan m\u00e9rlegelni\u00fck kell a megfigyelt hat\u00e1sok lehets\u00e9ges alternat\u00edv magyar\u00e1zatait.<\/p>\n\n\n\n<h2 id=\"h-what-are-the-different-quasi-experimental-study-designs\"><strong>Melyek a k\u00fcl\u00f6nb\u00f6z\u0151 kv\u00e1zi-k\u00eds\u00e9rleti vizsg\u00e1lati mint\u00e1k?<\/strong><\/h2>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rleti tervek k\u00fcl\u00f6nb\u00f6z\u0151 megk\u00f6zel\u00edt\u00e9seket foglalnak magukban, bele\u00e9rtve a nem egyen\u00e9rt\u00e9k\u0171 csoportterveket, a megszak\u00edtott id\u0151sorterveket \u00e9s a term\u00e9szetes k\u00eds\u00e9rleteket. Mindegyik kialak\u00edt\u00e1s egyedi el\u0151ny\u00f6ket \u00e9s korl\u00e1tokat k\u00edn\u00e1l, sokoldal\u00fa eszk\u00f6z\u00f6ket biztos\u00edtva a kutat\u00f3k sz\u00e1m\u00e1ra az ok-okozati \u00f6sszef\u00fcgg\u00e9sek k\u00fcl\u00f6nb\u00f6z\u0151 \u00f6sszef\u00fcgg\u00e9sekben t\u00f6rt\u00e9n\u0151 felt\u00e1r\u00e1s\u00e1hoz.<\/p>\n\n\n\n<h2 id=\"h-example-of-the-natural-experiment-approach\"><strong>P\u00e9lda a term\u00e9szetes k\u00eds\u00e9rleti megk\u00f6zel\u00edt\u00e9sre<\/strong><\/h2>\n\n\n\n<p>Azok a kutat\u00f3k, akik a doh\u00e1nyz\u00e1s ar\u00e1ny\u00e1nak cs\u00f6kkent\u00e9s\u00e9t c\u00e9lz\u00f3 k\u00f6zeg\u00e9szs\u00e9g\u00fcgyi kamp\u00e1ny hat\u00e1s\u00e1nak vizsg\u00e1lat\u00e1ban \u00e9rdekeltek, kihaszn\u00e1lhatj\u00e1k egy term\u00e9szetes k\u00eds\u00e9rlet el\u0151nyeit. Egy olyan r\u00e9gi\u00f3ban, ahol a kamp\u00e1nyt v\u00e9grehajtott\u00e1k, a doh\u00e1nyz\u00e1si ar\u00e1nyok \u00f6sszehasonl\u00edt\u00e1s\u00e1val egy olyan hasonl\u00f3 r\u00e9gi\u00f3val, ahol nem, a kutat\u00f3k megvizsg\u00e1lhatj\u00e1k a beavatkoz\u00e1s hat\u00e9konys\u00e1g\u00e1t.<\/p>\n\n\n\n<h2 id=\"h-differences-between-quasi-experiments-and-true-experiments\"><strong>A kv\u00e1zi-k\u00eds\u00e9rletek \u00e9s a val\u00f3di k\u00eds\u00e9rletek k\u00f6z\u00f6tti k\u00fcl\u00f6nbs\u00e9gek<\/strong><\/h2>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rletek \u00e9s a val\u00f3di k\u00eds\u00e9rletek els\u0151sorban abban k\u00fcl\u00f6nb\u00f6znek, hogy k\u00e9pesek v\u00e9letlenszer\u0171en csoportba osztani a r\u00e9sztvev\u0151ket. M\u00edg a val\u00f3di k\u00eds\u00e9rletek magasabb szint\u0171 ellen\u0151rz\u00e9st biztos\u00edtanak, a kv\u00e1zi-k\u00eds\u00e9rletek gyakorlati \u00e9s etikai alternat\u00edv\u00e1kat k\u00edn\u00e1lnak olyan helyzetekben, ahol a v\u00e9letlenszer\u0171s\u00e9g nem megval\u00f3s\u00edthat\u00f3 vagy k\u00edv\u00e1natos.<\/p>\n\n\n\n<h3 id=\"h-example-comparing-a-true-experiment-and-quasi-experiment\"><strong>P\u00e9lda egy val\u00f3di k\u00eds\u00e9rlet \u00e9s egy kv\u00e1zi-k\u00eds\u00e9rlet \u00f6sszehasonl\u00edt\u00e1s\u00e1ra<\/strong><\/h3>\n\n\n\n<p>Egy val\u00f3di k\u00eds\u00e9rletben, amely egy \u00faj gy\u00f3gyszer hat\u00e1s\u00e1t vizsg\u00e1lja egy adott \u00e1llapotra, a kutat\u00f3k v\u00e9letlenszer\u0171en osztj\u00e1k be a r\u00e9sztvev\u0151ket vagy a k\u00eds\u00e9rleti csoportba, amely megkapja a gy\u00f3gyszert, vagy a kontrollcsoportba, amely placeb\u00f3t kap. Egy kv\u00e1zi-k\u00eds\u00e9rletben a kutat\u00f3k ehelyett \u00f6sszehasonl\u00edthatj\u00e1k azokat a betegeket, akik \u00f6nk\u00e9nt v\u00e1lasztj\u00e1k a gy\u00f3gyszer szed\u00e9s\u00e9t azokkal, akik nem, \u00e9s megvizsg\u00e1lhatj\u00e1k a k\u00e9t csoport eredm\u00e9nyei k\u00f6z\u00f6tti k\u00fcl\u00f6nbs\u00e9geket.<\/p>\n\n\n\n<h2 id=\"h-quasi-experiment-a-quick-wrap-up\"><strong>Kv\u00e1zi-k\u00eds\u00e9rlet: Egy gyors \u00f6sszefoglal\u00f3<\/strong><\/h2>\n\n\n\n<p>A kv\u00e1zi-k\u00eds\u00e9rleti kutat\u00e1si tervek l\u00e9tfontoss\u00e1g\u00fa szerepet j\u00e1tszanak a tudom\u00e1nyos kutat\u00e1sban, mivel lehet\u0151v\u00e9 teszik a kutat\u00f3k sz\u00e1m\u00e1ra, hogy val\u00f3s k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt vizsg\u00e1lj\u00e1k az ok-okozati \u00f6sszef\u00fcgg\u00e9seket. Ezek a tervek gyakorlati \u00e9s etikai alternat\u00edv\u00e1t k\u00edn\u00e1lnak a val\u00f3di k\u00eds\u00e9rletekkel szemben, \u00edgy \u00e9rt\u00e9kes eszk\u00f6z\u00f6k a k\u00fcl\u00f6nb\u00f6z\u0151 tudom\u00e1nyter\u00fcleteken. Sokoldal\u00fas\u00e1gukkal \u00e9s alkalmazhat\u00f3s\u00e1gukkal a kv\u00e1zi-k\u00eds\u00e9rleti tervek tov\u00e1bbra is hozz\u00e1j\u00e1rulnak az \u00f6sszetett jelens\u00e9gek meg\u00e9rt\u00e9s\u00e9hez.<\/p>\n\n\n\n<h2 id=\"h-turn-your-data-into-easy-to-understand-and-dynamic-stories\"><strong>Az adatok k\u00f6nnyen \u00e9rthet\u0151 \u00e9s dinamikus t\u00f6rt\u00e9netekk\u00e9 alak\u00edt\u00e1sa<\/strong><\/h2>\n\n\n\n<p>Ha b\u00e1rmilyen \u00f6sszetett adatot szeretne elmagyar\u00e1zni, mindig aj\u00e1nlatos egyszer\u0171bb vizu\u00e1lis elemekre vagy t\u00f6rt\u00e9netekre bontani. Ez az a pont, ahol <a href=\"https:\/\/mindthegraph.com\" target=\"_blank\" rel=\"noreferrer noopener\">Mind the Graph<\/a> j\u00f6n be. Ez egy olyan platform, amely seg\u00edt a kutat\u00f3knak \u00e9s tud\u00f3soknak, hogy adataikat k\u00f6nnyen \u00e9rthet\u0151 \u00e9s dinamikus t\u00f6rt\u00e9netekk\u00e9 alak\u00edts\u00e1k, seg\u00edtve a k\u00f6z\u00f6ns\u00e9get a fogalmak jobb meg\u00e9rt\u00e9s\u00e9ben. Regisztr\u00e1ljon most, hogy felfedezze a tudom\u00e1nyos infografik\u00e1k k\u00f6nyvt\u00e1r\u00e1t.&nbsp;<\/p>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/mindthegraph.com\/\"><img decoding=\"async\" loading=\"lazy\" width=\"517\" height=\"250\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/03\/illustrations-banner.webp\" alt=\"\" class=\"wp-image-27276\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/03\/illustrations-banner.webp 517w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/03\/illustrations-banner-300x145.webp 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/03\/illustrations-banner-18x9.webp 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/03\/illustrations-banner-100x48.webp 100w\" sizes=\"(max-width: 517px) 100vw, 517px\" \/><\/a><\/figure><\/div>\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\">Kezdjen alkotni az Mind the Graph-vel<\/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>Ismerje meg a kv\u00e1zi-k\u00eds\u00e9rlet fogalm\u00e1t, k\u00fcl\u00f6nb\u00f6z\u0151 t\u00edpusait, val\u00f3s p\u00e9ld\u00e1kat, \u00e9s azt, hogy a QuestionPro hogyan seg\u00edti az ilyen vizsg\u00e1latok elv\u00e9gz\u00e9s\u00e9t. <\/p>","protected":false},"author":38,"featured_media":29837,"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>Quasi-Experiment: Understand What It Is, Types &amp; 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