{"id":308,"date":"2023-08-02T18:39:40","date_gmt":"2023-08-02T18:39:40","guid":{"rendered":"https:\/\/statorials.org\/tr\/belirleme-katsayisi-r-kare\/"},"modified":"2023-08-02T18:39:40","modified_gmt":"2023-08-02T18:39:40","slug":"belirleme-katsayisi-r-kare","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/belirleme-katsayisi-r-kare\/","title":{"rendered":"Belirleme katsay\u0131s\u0131 (r kare)"},"content":{"rendered":"<p>Bu makale istatistikte belirleme katsay\u0131s\u0131n\u0131n (veya R karenin) ne oldu\u011funu a\u00e7\u0131klamaktad\u0131r. B\u00f6ylece, belirleme katsay\u0131s\u0131n\u0131n nas\u0131l hesaplanaca\u011f\u0131n\u0131, nas\u0131l yorumlanaca\u011f\u0131n\u0131 ve ayr\u0131ca bir veri \u00f6rne\u011finin belirleme katsay\u0131s\u0131n\u0131 hesaplamak i\u00e7in \u00e7evrimi\u00e7i bir hesap makinesini \u00f6\u011freneceksiniz. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-el-coeficiente-de-determinacion-r-cuadrado\"><\/span> Belirleme katsay\u0131s\u0131 nedir (R kare)?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Sembol\u00fc <strong><sup>R2<\/sup><\/strong> ( <strong>R kare<\/strong> ) olan <strong>belirleme katsay\u0131s\u0131<\/strong> , bir regresyon modelinin uyum iyili\u011fini \u00f6l\u00e7en bir istatistiktir. Belirleme katsay\u0131s\u0131, bir regresyon modelinin bir veri setine ne kadar iyi uydu\u011funu g\u00f6sterir, yani regresyon modelinin a\u00e7\u0131klad\u0131\u011f\u0131 y\u00fczdeyi g\u00f6sterir.<\/p>\n<p> Bu nedenle, belirleme katsay\u0131s\u0131 ne kadar y\u00fcksek olursa regresyon modeli o kadar iyi olur. Her ne kadar bu ko\u015ful her zaman kar\u015f\u0131lanamasa da, prensipte m\u00fcmk\u00fcn oldu\u011fu kadar b\u00fcy\u00fck bir belirleme katsay\u0131s\u0131yla ilgileniyoruz. Belirleme katsay\u0131s\u0131n\u0131n nas\u0131l yorumlanaca\u011f\u0131n\u0131 a\u015fa\u011f\u0131da g\u00f6rece\u011fiz. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-del-coeficiente-de-determinacion\"><\/span> Katsay\u0131y\u0131 belirleme form\u00fcl\u00fc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Belirleme katsay\u0131s\u0131, ba\u011f\u0131ml\u0131 de\u011fi\u015fkenin art\u0131k varyans\u0131 ile varyans\u0131 aras\u0131ndaki oran\u0131n bir eksisine e\u015fittir. Belirleme katsay\u0131s\u0131, toplam kareler toplam\u0131 \u00fczerinden art\u0131klardan bir eksi kareler toplam\u0131 \u00e7\u0131kar\u0131larak da hesaplanabilir.<\/p>\n<p> Dolay\u0131s\u0131yla, <strong>belirleme katsay\u0131s\u0131n\u0131 hesaplama form\u00fcl\u00fc<\/strong> a\u015fa\u011f\u0131daki gibidir: <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"390\" height=\"298\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/coefficient-de-determination-r-carre-formule.png\" alt=\"Belirleme katsay\u0131s\u0131 form\u00fcl\u00fc, r kare form\u00fcl\u00fc\" class=\"wp-image-6598\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\"margin-bottom:5px\"> Alt\u0131n:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-c7d6931063ed333ca39b952ccfd482b8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"21\" style=\"vertical-align: 0px;\"><\/p>\n<p> belirleme katsay\u0131s\u0131d\u0131r.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-25aba4ace37fe21924a7e7013a12f820_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_r^2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<p> kalan varyanst\u0131r.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-c6d52162ef1ec2e8130fb00687aca707_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"18\" style=\"vertical-align: 0px;\"><\/p>\n<p> ba\u011f\u0131ml\u0131 de\u011fi\u015fken Y&#8217;nin varyans\u0131d\u0131r.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5d2426a81957d42ba1d03e90ab09e303_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y_{i}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p> g\u00f6zlem ba\u011f\u0131ml\u0131 de\u011fi\u015fkeni i&#8217;nin de\u011feridir.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d695c8bd6fa2155d85c8699b167f3999_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{y}_{i}\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p> g\u00f6zlem i i\u00e7in regresyon modeli taraf\u0131ndan yakla\u015f\u0131k olarak tahmin edilen de\u011ferdir.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ed5becac4ccb36fec040f449ba9fa52d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{y}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> t\u00fcm g\u00f6zlemlerdeki ba\u011f\u0131ml\u0131 de\u011fi\u015fkenin ortalamas\u0131d\u0131r.<\/li>\n<\/ul>\n<p> \ud83d\udc49Herhangi <u style=\"text-decoration-color:#FF8A05;\">bir veri seti i\u00e7in belirleme katsay\u0131s\u0131n\u0131 hesaplamak i\u00e7in a\u015fa\u011f\u0131daki hesap makinesini kullanabilirsiniz.<\/u><\/p>\n<p> Do\u011frusal regresyon modeli durumunda, belirleme katsay\u0131s\u0131 <a href=\"https:\/\/statorials.org\/tr\/pearson-korelasyon-katsayisi-1\/\">korelasyon katsay\u0131s\u0131n\u0131n<\/a> karesine e\u015fittir:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-f6812088c3fb9d2efc5807244046e3d7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R^2=\\cfrac{\\sigma_{XY}^2}{\\sigma_X^2\\sigma_Y^2}=\\rho^2\" title=\"Rendered by QuickLaTeX.com\" height=\"47\" width=\"132\" style=\"vertical-align: -18px;\"><\/p>\n<\/p>\n<p> Alt\u0131n<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-79f46756b768c4ccda071fed1bcc144a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{XY}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"33\" style=\"vertical-align: -5px;\"><\/p>\n<p> X ve Y de\u011fi\u015fkenlerinin <a href=\"https:\/\/statorials.org\/tr\/kovaryans\/\">kovaryans\u0131d\u0131r<\/a> ,<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a3c8551c63e9116f7df70371c127741a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_X^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"22\" style=\"vertical-align: -5px;\"><\/p>\n<p> Ve<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-03e4ace849d460fee5d2f7879630b3b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_Y^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"21\" style=\"vertical-align: -5px;\"><\/p>\n<p> s\u0131ras\u0131yla ba\u011f\u0131ms\u0131z de\u011fi\u015fken X ve ba\u011f\u0131ml\u0131 de\u011fi\u015fken Y&#8217;nin <a href=\"https:\/\/statorials.org\/tr\/varyans\/\">varyanslar\u0131d\u0131r<\/a> . <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"calculadora-del-coeficiente-de-determinacion\"><\/span> Belirleme Katsay\u0131s\u0131 Hesaplay\u0131c\u0131s\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Basit bir do\u011frusal regresyon modeline uymak ve belirleme katsay\u0131s\u0131n\u0131 hesaplamak i\u00e7in a\u015fa\u011f\u0131daki hesap makinesine \u00f6rnek bir veri ekleyin. Veri \u00e7iftlerini ay\u0131rman\u0131z gerekir, b\u00f6ylece ilk kutuda yaln\u0131zca ba\u011f\u0131ms\u0131z de\u011fi\u015fken X&#8217;in de\u011ferleri bulunur ve ikinci kutuda yaln\u0131zca ba\u011f\u0131ml\u0131 de\u011fi\u015fken Y&#8217;nin de\u011ferleri bulunur.<\/p>\n<p> Veriler bir bo\u015flukla ayr\u0131lmal\u0131 ve ondal\u0131k ay\u0131r\u0131c\u0131 olarak nokta kullan\u0131larak girilmelidir.<\/p>\n<form action=\"\" method=\"post\">\n<ul>\n<li> Ba\u011f\u0131ms\u0131z de\u011fi\u015fken <\/li>\n<\/ul>\n<p><textarea name=\"datosX\" style=\"border:1.5px solid #4FC3F7; border-radius:15px;\" placeholder=\"1 4 8 5 7.2 9 ...\" required=\"\" oninvalid=\"this.setCustomValidity('Introduce los datos de la variable explicativa aqu\u00ed')\" oninput=\"this.setCustomValidity('')\"><\/textarea><\/p>\n<ul style=\"margin-top:25px\">\n<li> Ba\u011f\u0131ml\u0131 de\u011fi\u015fken Y: <\/li>\n<\/ul>\n<p><textarea name=\"datosY\" style=\"border:1.5px solid #4FC3F7; border-radius:15px;\" placeholder=\"2 5 7 3 2 1 ...\" required=\"\" oninvalid=\"this.setCustomValidity('Introduce los datos de la variable respuesta aqu\u00ed')\" oninput=\"this.setCustomValidity('')\"><\/textarea><\/p>\n<div style=\"text-align:center\"><input align=\"center\" style=\"border-radius:30px; margin: 20px\" type=\"submit\" name=\"submit\" value=\"Hesaplamak\"><\/div>\n<\/form>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"interpretacion-del-coeficiente-de-determinacion\"><\/span> Belirleme katsay\u0131s\u0131n\u0131n yorumlanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Bu b\u00f6l\u00fcmde determinasyon katsay\u0131s\u0131n\u0131n nas\u0131l yorumlanaca\u011f\u0131n\u0131 g\u00f6rece\u011fiz, \u00e7\u00fcnk\u00fc daha sonra ne anlama geldi\u011fini bilmiyorsan\u0131z determinasyon katsay\u0131s\u0131n\u0131n de\u011ferini bilmenin bir anlam\u0131 yoktur.<\/p>\n<p> Belirleme katsay\u0131s\u0131n\u0131n de\u011feri 0 ila 1 aras\u0131nda de\u011fi\u015febilir, ancak genellikle y\u00fczde olarak ifade edilir, yani minimum %0 ve maksimum %100&#8217;d\u00fcr.<\/p>\n<p> <strong>Belirleme katsay\u0131s\u0131n\u0131n yorumlanmas\u0131na<\/strong> ili\u015fkin olarak, de\u011feri ne kadar y\u00fcksek olursa, regresyon modelinin veri \u00f6rne\u011fini daha iyi a\u00e7\u0131klad\u0131\u011f\u0131 anlam\u0131na gelir. Dolay\u0131s\u0131yla belirleme katsay\u0131s\u0131 1&#8217;e ne kadar yak\u0131nsa model o kadar fazla ayarlanacakt\u0131r. \u00d6te yandan 0&#8217;a yakla\u015ft\u0131k\u00e7a \u00fcretilen regresyon modelinin g\u00fcvenilirli\u011fi de azalacakt\u0131r.<\/p>\n<p> Ancak iki regresyon modelini kar\u015f\u0131la\u015ft\u0131r\u0131rken regresyon katsay\u0131s\u0131 daha y\u00fcksek olan model her zaman daha iyi de\u011fildir. \u00d6rne\u011fin, bir regresyon modelinin regresyon katsay\u0131s\u0131 R <sup>2<\/sup> = %100 olabilir \u00e7\u00fcnk\u00fc modele bir\u00e7ok a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fken eklenmi\u015ftir ve bu nedenle t\u00fcm g\u00f6zlemleri m\u00fckemmel bir \u015fekilde a\u00e7\u0131klayabilir. Ancak bu model, regresyon modelini olu\u015fturmak i\u00e7in kullan\u0131lmayan yeni bir de\u011fer i\u00e7in kesinlikle \u00e7ok zay\u0131f bir tahminde bulunuyor.<\/p>\n<p> Ortaya \u00e7\u0131kan regresyon modelinin \u00f6nceki varsay\u0131mlar\u0131 kar\u015f\u0131lad\u0131\u011f\u0131 da unutulmamal\u0131d\u0131r. Bu nedenle, \u00e7ok y\u00fcksek belirleme katsay\u0131s\u0131na sahip bir model, e\u011fer art\u0131klar\u0131n de\u011fi\u015fkenli\u011fi sabit de\u011filse (homoskedastisite) i\u015fe yaramaz.<\/p>\n<p> Ayr\u0131ca <strong>belirleme katsay\u0131s\u0131, a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fkenlerin dahil edilmesini cezaland\u0131rmad\u0131\u011f\u0131 i\u00e7in \u00f6nemli bir s\u0131n\u0131r te\u015fkil etmektedir<\/strong> . Mant\u0131ksal olarak, bir regresyon modeli ne kadar \u00e7ok a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fkene sahipse, model o kadar karma\u015f\u0131k olacakt\u0131r, ancak g\u00f6zlemlenen verileri o kadar iyi a\u00e7\u0131klayacak ve dolay\u0131s\u0131yla belirleme katsay\u0131s\u0131 da o kadar y\u00fcksek olacakt\u0131r. Ancak d\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131, modeldeki de\u011fi\u015fken say\u0131s\u0131n\u0131 dikkate al\u0131r (a\u015fa\u011f\u0131da nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6rece\u011fiz).<\/p>\n<p> Sonu\u00e7 olarak, belirleme katsay\u0131s\u0131 bir regresyon modelini analiz etmek i\u00e7in \u00e7ok faydal\u0131d\u0131r \u00e7\u00fcnk\u00fc regresyon modelinin veri setine ne kadar iyi uydu\u011funu bilmemizi sa\u011flar. Ancak ortaya \u00e7\u0131kan modeli incelemek i\u00e7in <a href=\"https:\/\/statorials.org\/tr\/istatistiksel-grafik\/\">istatistiksel grafikler<\/a> gibi ba\u015fka ara\u00e7lar da kullan\u0131lmal\u0131d\u0131r. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"coeficiente-de-determinacion-ajustado\"><\/span> D\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>D\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131<\/strong> olarak da adland\u0131r\u0131lan <strong>d\u00fczeltilmi\u015f belirleme<\/strong> katsay\u0131s\u0131, modele dahil edilen a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fkenlerin say\u0131s\u0131n\u0131 dikkate alarak bir regresyon modelinin uyum iyili\u011fini \u00f6l\u00e7er.<\/p>\n<p> <strong>Belirleme katsay\u0131s\u0131 ile d\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131<\/strong> aras\u0131ndaki fark, belirleme katsay\u0131s\u0131n\u0131n, de\u011fi\u015fken say\u0131s\u0131n\u0131 dikkate almadan d\u00fczeltmenin kalitesini \u00f6l\u00e7mesi, d\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131n\u0131n ise d\u00fczeltmenin kalitesini \u00f6l\u00e7mesidir. eklenen her de\u011fi\u015fken i\u00e7in cezaland\u0131rma.<\/p>\n<p> D\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131n\u0131n hesaplanmas\u0131na y\u00f6nelik form\u00fcl a\u015fa\u011f\u0131daki gibidir:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-bab21915405ecf54c525594c50d434cb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bar{R}^2=1-\\cfrac{N-1}{N-k-1}\\cdot (1-R^2)\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"233\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\"> Alt\u0131n: <\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-3ae8b56e515d662eca2beb4afd7fb0f9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bar{R}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"21\" style=\"vertical-align: 0px;\"><\/p>\n<p> d\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131d\u0131r.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-c7d6931063ed333ca39b952ccfd482b8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"21\" style=\"vertical-align: 0px;\"><\/p>\n<p> belirleme katsay\u0131s\u0131d\u0131r.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-7354bae77b50b7d1faed3e8ea7a3511a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"><\/p>\n<p> \u00f6rneklem b\u00fcy\u00fckl\u00fc\u011f\u00fcd\u00fcr.<\/li>\n<li style=\"margin-bottom:5px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-d42bc2203d6f76ad01b27ac9acc0bee1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p> regresyon modelindeki a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fkenlerin say\u0131s\u0131d\u0131r.<\/li>\n<\/ul>\n<p> Bu nedenle, modeller farkl\u0131 say\u0131da a\u00e7\u0131klay\u0131c\u0131 de\u011fi\u015fkene sahip olabilece\u011finden, d\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131, iki farkl\u0131 modelin kar\u015f\u0131la\u015ft\u0131r\u0131lmas\u0131nda belirleme katsay\u0131s\u0131ndan daha iyidir. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Bak\u0131n\u0131z:<\/strong> <a href=\"https:\/\/statorials.org\/tr\/duzeltilmis-belirleme-katsayisi-r-duzeltilmis-kare\/\">D\u00fczeltilmi\u015f belirleme katsay\u0131s\u0131<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Bu makale istatistikte belirleme katsay\u0131s\u0131n\u0131n (veya R karenin) ne oldu\u011funu a\u00e7\u0131klamaktad\u0131r. B\u00f6ylece, belirleme katsay\u0131s\u0131n\u0131n nas\u0131l hesaplanaca\u011f\u0131n\u0131, nas\u0131l yorumlanaca\u011f\u0131n\u0131 ve ayr\u0131ca bir veri \u00f6rne\u011finin belirleme katsay\u0131s\u0131n\u0131 hesaplamak i\u00e7in \u00e7evrimi\u00e7i bir hesap makinesini \u00f6\u011freneceksiniz. Belirleme katsay\u0131s\u0131 nedir (R kare)? Sembol\u00fc R2 ( R kare ) olan belirleme katsay\u0131s\u0131 , bir regresyon modelinin uyum iyili\u011fini \u00f6l\u00e7en bir istatistiktir. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-308","post","type-post","status-publish","format-standard","hentry","category-istatistik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7 Belirleme katsay\u0131s\u0131 (R kare)<\/title>\n<meta name=\"description\" content=\"Burada belirleme katsay\u0131s\u0131n\u0131n (veya R karenin) ne oldu\u011funu, nas\u0131l hesapland\u0131\u011f\u0131n\u0131 (form\u00fcl), nas\u0131l yorumland\u0131\u011f\u0131n\u0131 ve \u00e7evrimi\u00e7i bir hesap makinesini bulacaks\u0131n\u0131z.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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