{"id":26981,"date":"2023-02-25T15:58:28","date_gmt":"2023-02-25T18:58:28","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=26981"},"modified":"2023-03-07T16:13:17","modified_gmt":"2023-03-07T19:13:17","slug":"research-variables","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/et\/uuringumuutujad\/","title":{"rendered":"Uurimismuutujad: Mitte tavalised matemaatilised asjad"},"content":{"rendered":"<p>Kui te n\u00e4ete m\u00f5istet \"muutuja\", siis olete v\u00f5ib-olla meenutanud oma koolip\u00e4evi, kui teil oli trauma lahendada neid nn muutujaid algebras. Oh, oodake... \"muutuja\", mida me siin \u00f5pime, on teistsugune. Niisiis, l\u00f5dvestuge!<\/p>\n\n\n\n<p>Iga teadlane kasutab terminit \"<strong>uurimismuutujad<\/strong>\" oma v\u00e4ljaandes ja on \u00fcsna huvitav teada, mida see tegelikult t\u00e4hendab ja miks see termin on teadlaste seas nii populaarne. Saame rohkem teada <strong>uurimismuutujad<\/strong> ja nende t\u00fc\u00fcbid k\u00e4esolevas artiklis.<\/p>\n\n\n\n<h2>Mis on uurimismuutujad?<\/h2>\n\n\n\n<p>Uurimises t\u00e4histavad muutujad mis tahes omadust v\u00f5i atribuuti, mida saab eksperimendis m\u00f5\u00f5ta, manipuleerida v\u00f5i kontrollida.<\/p>\n\n\n\n<p>Lihtsustatult \u00f6eldes, nii nagu matemaatikas t\u00e4hendavad muutujad mis tahes v\u00e4\u00e4rtust ja me v\u00f5tame seda probleemide lahendamiseks, viitab see siinkohal tegeliku elu suurustele nagu vanus, r\u00f5hk, kaal, pikkus jne, ja nad kasutavad neid v\u00e4\u00e4rtusi oma katsetes.<\/p>\n\n\n\n<p>M\u00f5ned muutujad v\u00f5ivad olla konstantsed ja selged, nagu sugu, s\u00fcnniaeg jne, sest neid ei saa sageli muuta, samas kui sellised v\u00e4\u00e4rtused nagu sissetulek, kaal, temperatuur jne muutuvad pidevalt.<\/p>\n\n\n\n<p>Need v\u00e4\u00e4rtused on subjektiivsed, mis t\u00e4hendab, et need on inimeseti erinevad ja k\u00f5igil ei ole sama kehamass v\u00f5i sama sissetulekute tase. Ja just sel p\u00f5hjusel tuli kasutusele m\u00f5iste \"muutujad\", nagu nimigi \u00fctleb, see on midagi, mis varieerub.<\/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\"><img decoding=\"async\" loading=\"lazy\" width=\"651\" height=\"174\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/02\/banner-blog-trial-03.jpg\" alt=\"\" class=\"wp-image-26762\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/02\/banner-blog-trial-03.jpg 651w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/02\/banner-blog-trial-03-300x80.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/02\/banner-blog-trial-03-18x5.jpg 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2023\/02\/banner-blog-trial-03-100x27.jpg 100w\" sizes=\"(max-width: 651px) 100vw, 651px\" \/><\/figure><\/div>\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2>Uurimismuutujate t\u00fc\u00fcbid<\/h2>\n\n\n\n<p>Teadlased kasutavad mitut liiki uurimismuutujaid, mis on liigitatud j\u00e4rgmistesse kategooriatesse:<\/p>\n\n\n\n<h3>S\u00f5ltumatud muutujad<\/h3>\n\n\n\n<p>Teadlane manipuleerib neid muutujaid, et j\u00e4lgida, kuidas need m\u00f5jutavad s\u00f5ltuvaid muutujaid.<\/p>\n\n\n\n<h3>S\u00f5ltuvad muutujad<\/h3>\n\n\n\n<p>Need on muutujad, mida m\u00f5\u00f5detakse v\u00f5i vaadeldakse s\u00f5ltumatute muutujate manipuleerimise tulemusena.<\/p>\n\n\n\n<h3>Kontrollmuutujad<\/h3>\n\n\n\n<p>Need on muutujad, mida kontrollitakse v\u00f5i hoitakse konstantsena, et need ei m\u00f5jutaks s\u00f5ltuvat muutujat.<\/p>\n\n\n\n<h3>Segavad muutujad<\/h3>\n\n\n\n<p>Need on muutujad, mis v\u00f5ivad m\u00f5jutada tulemuste kehtivust ning s\u00f5ltumatute ja s\u00f5ltuvate muutujate vahelist seost.<\/p>\n\n\n\n<h3>V\u00f5\u00f5randuslikud muutujad<\/h3>\n\n\n\n<p>S\u00f5ltumatute ja s\u00f5ltuvate muutujate vahelist seost v\u00f5ivad need muutujad ikkagi m\u00f5jutada, kuigi need ei ole uurimisk\u00fcsimuses esitatud.<\/p>\n\n\n\n<h3>Moderaatori muutujad<\/h3>\n\n\n\n<p>S\u00f5ltumatute ja s\u00f5ltuvate muutujate vahelist seost saab nende muutujate abil muuta.<\/p>\n\n\n\n<h3>Vahendaja muutujad<\/h3>\n\n\n\n<p>N\u00e4idates, kuidas s\u00f5ltumatud ja s\u00f5ltuvad muutujad on omavahel seotud, on tegemist muutujatega, mis n\u00e4itavad nende vahelist seost.<\/p>\n\n\n\n<h3>Kovariandid Muutujad<\/h3>\n\n\n\n<p>Need on muutujad, mis lisatakse uuringusse, et kontrollida, kuidas need m\u00f5jutavad s\u00f5ltuvat muutujat, kuid ei ole otseselt seotud uuritava k\u00fcsimusega.<\/p>\n\n\n\n<h3>Vastuse muutujad<\/h3>\n\n\n\n<p>Need on muutujad, mis n\u00e4itavad, kuidas s\u00f5ltumatu muutuja m\u00f5jutab s\u00f5ltuvat muutujat.<\/p>\n\n\n\n<h3>Demograafilised muutujad<\/h3>\n\n\n\n<p>Need on muutujad, mis kirjeldavad kogutud uuringuvalimit ja m\u00e4\u00e4ravad, kas kogutud valim esindab huvipakkuvat \u00fcldkogumit.<\/p>\n\n\n\n<h2>S\u00f5ltumatud ja s\u00f5ltuvad muutujad&nbsp;<\/h2>\n\n\n\n<p>S\u00f5ltumatu muutuja m\u00f5jutab arvatavasti eksperimendi s\u00f5ltuvat muutujat ja see on tegur, millega manipuleeritakse. Kuna see ei s\u00f5ltu teistest eksperimendi muutujatest, nimetatakse seda s\u00f5ltumatuks muutujaks.<\/p>\n\n\n\n<p>S\u00f5ltuv muutuja on tulemus, mida m\u00f5\u00f5detakse vastusena s\u00f5ltumatu muutuja muutustele. See s\u00f5ltub s\u00f5ltumatust muutujast ja kui selle v\u00e4\u00e4rtus muutub, muutub ka s\u00f5ltuva muutuja v\u00e4\u00e4rtus.<\/p>\n\n\n\n<p>N\u00e4iteks kui me v\u00f5tame katse, kus peame uurima valguse intensiivsuse m\u00f5ju taimede kasvule, siis s\u00f5ltumatu muutuja oleks valguse intensiivsus ja s\u00f5ltuv muutuja oleks taimede kasv.<\/p>\n\n\n\n<h2>Suurem m\u00f5ju ja suurem n\u00e4htavus teie t\u00f6\u00f6le<\/h2>\n\n\n\n<p>Teadusuuringutest ei ole alati lihtne aru saada, eriti tavalisele inimesele, kellel ei ole ettekujutust uurimisteemast v\u00f5i uurimuse taustast. Siinkohal tuleb illustratsioonide kasutamine kasuks. Illustratsioonid aitavad teadlastel oma t\u00f6\u00f6d lihtsalt ja arusaadavalt edasi anda.<\/p>\n\n\n\n<p><a href=\"https:\/\/mindthegraph.com\" target=\"_blank\" rel=\"noreferrer noopener\">Mind the Graph<\/a> on suure m\u00f5juga infograafiate raamatukogu, mis annab teadust\u00f6\u00f6dele suurema n\u00e4htavuse ja teeb teadlaste t\u00f6\u00f6 lihtsamaks. Registreeruge kohe, et uurida tohutut teaduslike infograafiate kollektsiooni.<\/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=\"Tutorial | V\u00f5rdlusinfograafia loomine Mind the Graph-sse\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/hB6pX4wHU6g?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\">Alustage n\u00fc\u00fcd loomist<\/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>Tutvuge \u00fcksikasjalikult uurimismuutujatega, nende liikidega ja sellega, kuidas neid saab eksperimendis m\u00f5\u00f5ta, manipuleerida v\u00f5i kontrollida.<\/p>","protected":false},"author":33,"featured_media":26982,"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>Research Variables: Not the Usual Math Stuff<\/title>\n<meta name=\"description\" content=\"Learn in detail about research variables, their types, and how they can be measured, 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