{"id":1627,"date":"2023-07-25T14:47:08","date_gmt":"2023-07-25T14:47:08","guid":{"rendered":"https:\/\/statorials.org\/tr\/alfa-2\/"},"modified":"2023-07-25T14:47:08","modified_gmt":"2023-07-25T14:47:08","slug":"alfa-2","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/alfa-2\/","title":{"rendered":"Alfa\/2 t de\u011ferleri nas\u0131l bulunur?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u0130statistiklerde <strong>t <sub>\u03b1\/2<\/sub><\/strong> terimiyle kar\u015f\u0131la\u015ft\u0131\u011f\u0131n\u0131zda, bu sadece \u03b1\/2&#8217;ye kar\u015f\u0131l\u0131k gelen t da\u011f\u0131l\u0131m tablosunun <strong>kritik de\u011feri t&#8217;yi<\/strong> ifade eder.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu e\u011fitimde a\u015fa\u011f\u0131dakiler a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">az tablosunu kullanarak t <sub>\u03b1\/2<\/sub> nas\u0131l bulunur?<\/span><\/li>\n<li> <span style=\"color: #000000;\">Hesap makinesi kullanarak t <sub>\u03b1\/2<\/sub> nas\u0131l bulunur?<\/span><\/li>\n<li> <span style=\"color: #000000;\">t <sub>\u03b1\/2<\/sub> de\u011ferleri nas\u0131l kullan\u0131l\u0131r?<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Hadi gidelim!<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Tabloda kullan\u0131larak t <sub>\u03b1\/2<\/sub> nas\u0131l bulunur?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki de\u011ferleri kullanarak bir test i\u00e7in t <sub>\u03b1\/2&#8217;yi<\/sub> bulmak istedi\u011fimizi varsayal\u0131m:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Alfa d\u00fczeyi: 0,10<\/span><\/li>\n<li> <span style=\"color: #000000;\">Test T\u00fcrleri: \u0130kili<\/span><\/li>\n<li> <span style=\"color: #000000;\">Serbestlik derecesi: 20<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bir t da\u011f\u0131l\u0131m tablosu kullanarak kritik t de\u011ferinin <strong>1,725<\/strong> oldu\u011funu bulabiliriz:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-16094\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/talpha1.png\" alt=\"T tablosunda alfa\/2 t de\u011feri\" width=\"488\" height=\"549\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Hesap makinesi kullanarak t <sub>\u03b1\/2<\/sub> nas\u0131l bulunur?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Baz\u0131 testlerde t <sub>\u03b1\/2&#8217;yi<\/sub> bulmak i\u00e7in ters t da\u011f\u0131l\u0131m\u0131 hesaplay\u0131c\u0131s\u0131n\u0131 da kullanabiliriz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00d6rne\u011fin, a\u015fa\u011f\u0131daki de\u011ferleri kullanarak bir test i\u00e7in tekrar t <sub>\u03b1\/2&#8217;yi<\/sub> bulmak istedi\u011fimizi varsayal\u0131m:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Alfa d\u00fczeyi: 0,10<\/span><\/li>\n<li> <span style=\"color: #000000;\">Test T\u00fcrleri: \u0130kili<\/span><\/li>\n<li> <span style=\"color: #000000;\">Serbestlik derecesi: 20<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Hesap makinesine a\u015fa\u011f\u0131daki de\u011ferleri girebiliriz ve kritik de\u011fer t&#8217;nin <strong>1,7247<\/strong> oldu\u011funu bulabiliriz:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16095 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/talpha2.png\" alt=\"\" width=\"324\" height=\"320\" srcset=\"\" sizes=\"auto, \"><\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu, t da\u011f\u0131l\u0131m tablosunda buldu\u011fumuz kritik t de\u011ferine kar\u015f\u0131l\u0131k gelir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>t <sub>\u03b1\/2<\/sub> de\u011ferleri nas\u0131l kullan\u0131l\u0131r?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Uygulamada, bir testin sonu\u00e7lar\u0131n\u0131n istatistiksel olarak anlaml\u0131 olup olmad\u0131\u011f\u0131n\u0131 belirlemek i\u00e7in hipotez testlerinde kritik t de\u011ferleri kullan\u0131l\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bunu yapman\u0131n temel s\u00fcreci \u015fudur:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 1:<\/strong> Ham verileri kullanarak test istatisti\u011fini hesaplay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 2:<\/strong> Test istatisti\u011fini kritik de\u011fer t (t <sub>\u03b1\/2<\/sub> ) ile kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 3:<\/strong> Testin s\u0131f\u0131r hipotezini reddedin veya reddetmeyin.<\/span><\/p>\n<p> <span style=\"color: #000000;\">T testi istatisti\u011finin mutlak de\u011feri kritik t de\u011ferinden b\u00fcy\u00fckse testin s\u0131f\u0131r hipotezini reddedebiliriz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Aksi takdirde, t testi istatisti\u011finin mutlak de\u011feri kritik t de\u011ferinden k\u00fc\u00e7\u00fckse s\u0131f\u0131r hipotezini reddetmede ba\u015far\u0131s\u0131z oluruz.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/tr\/t-dagitim-tablosu-nasil-okunur\/\" target=\"_blank\" rel=\"noopener\">Da\u011f\u0131t\u0131m tablosu t nas\u0131l okunur<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/excelde-kritik-deger-t-nasil-bulunur\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de kritik de\u011ferler nas\u0131l bulunur?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/t-kritik-deger-r\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de kritik de\u011ferler nas\u0131l bulunur?<\/a><br \/><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0130statistiklerde t \u03b1\/2 terimiyle kar\u015f\u0131la\u015ft\u0131\u011f\u0131n\u0131zda, bu sadece \u03b1\/2&#8217;ye kar\u015f\u0131l\u0131k gelen t da\u011f\u0131l\u0131m tablosunun kritik de\u011feri t&#8217;yi ifade eder. Bu e\u011fitimde a\u015fa\u011f\u0131dakiler a\u00e7\u0131klanmaktad\u0131r: az tablosunu kullanarak t \u03b1\/2 nas\u0131l bulunur? Hesap makinesi kullanarak t \u03b1\/2 nas\u0131l bulunur? t \u03b1\/2 de\u011ferleri nas\u0131l kullan\u0131l\u0131r? Hadi gidelim! Tabloda kullan\u0131larak t \u03b1\/2 nas\u0131l bulunur? A\u015fa\u011f\u0131daki de\u011ferleri kullanarak bir test i\u00e7in [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-1627","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Alpha\/2 t de\u011ferleri nas\u0131l bulunur \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, bir t da\u011f\u0131l\u0131m tablosu ve di\u011fer y\u00f6ntemler kullan\u0131larak alfa\/2 t de\u011ferlerinin (kritik t de\u011ferleri olarak adland\u0131r\u0131l\u0131r) nas\u0131l bulunaca\u011f\u0131 a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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