{"id":880,"date":"2023-07-28T11:05:51","date_gmt":"2023-07-28T11:05:51","guid":{"rendered":"https:\/\/statorials.org\/tr\/p-degeri-korelasyonu-excel\/"},"modified":"2023-07-28T11:05:51","modified_gmt":"2023-07-28T11:05:51","slug":"p-degeri-korelasyonu-excel","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/p-degeri-korelasyonu-excel\/","title":{"rendered":"Excel&#39;de bir korelasyon katsay\u0131s\u0131 i\u00e7in p de\u011feri nas\u0131l bulunur?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u0130ki de\u011fi\u015fken aras\u0131ndaki ili\u015fkiyi \u00f6l\u00e7menin bir yolu, iki de\u011fi\u015fken aras\u0131ndaki do\u011frusal ili\u015fkinin bir \u00f6l\u00e7\u00fcs\u00fc olan <a href=\"https:\/\/statorials.org\/tr\/pearson-korelasyon-katsayisi-1\/\" target=\"_blank\" rel=\"noopener\">Pearson korelasyon katsay\u0131s\u0131n\u0131<\/a> kullanmakt\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Her zaman -1 ile 1 aras\u0131nda bir de\u011fer al\u0131r; burada:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">-1, iki de\u011fi\u015fken aras\u0131nda tamamen negatif bir do\u011frusal korelasyonu g\u00f6sterir<\/span><\/li>\n<li> <span style=\"color: #000000;\">0, iki de\u011fi\u015fken aras\u0131nda do\u011frusal bir korelasyon olmad\u0131\u011f\u0131n\u0131 g\u00f6sterir<\/span><\/li>\n<li> <span style=\"color: #000000;\">1, iki de\u011fi\u015fken aras\u0131nda m\u00fckemmel pozitif do\u011frusal bir korelasyonu g\u00f6sterir<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bir korelasyon katsay\u0131s\u0131n\u0131n istatistiksel olarak anlaml\u0131 olup olmad\u0131\u011f\u0131n\u0131 belirlemek i\u00e7in kar\u015f\u0131l\u0131k gelen t-puan\u0131n\u0131 ve p-de\u011ferini hesaplayabilirsiniz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Korelasyon katsay\u0131s\u0131n\u0131n (r) t-puan\u0131n\u0131 hesaplama form\u00fcl\u00fc \u015f\u00f6yledir:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>t<\/strong> = r\u221a(n-2) \/ \u221a(1-r <sup>2<\/sup> )<\/span><\/p>\n<p> <span style=\"color: #000000;\">P-de\u011feri, n-2 serbestlik derecesine sahip t-da\u011f\u0131l\u0131m\u0131 i\u00e7in kar\u015f\u0131l\u0131k gelen iki kuyruklu p-de\u011feri olarak hesaplan\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnek, Excel&#8217;de bir korelasyon katsay\u0131s\u0131 i\u00e7in p de\u011ferinin nas\u0131l hesaplanaca\u011f\u0131n\u0131 g\u00f6sterir.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Excel&#8217;de bir korelasyon katsay\u0131s\u0131 i\u00e7in P de\u011feri<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki form\u00fcller, Excel&#8217;de belirli bir korelasyon katsay\u0131s\u0131 ve \u00f6rneklem boyutu i\u00e7in p de\u011ferinin nas\u0131l hesaplanaca\u011f\u0131n\u0131 g\u00f6sterir:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9488\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/pvaluecorrexcel1.png\" alt=\"Excel'de bir korelasyon katsay\u0131s\u0131 i\u00e7in P de\u011feri\" width=\"569\" height=\"374\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">r = 0,56&#8217;l\u0131k bir korelasyon katsay\u0131s\u0131 ve n = 14&#8217;l\u00fck bir \u00f6rneklem b\u00fcy\u00fckl\u00fc\u011f\u00fc i\u00e7in \u015funu g\u00f6r\u00fcyoruz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>T-puan\u0131:<\/strong> 2,341478<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>p-de\u011feri:<\/strong> 0,037285<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bir korelasyon testi i\u00e7in a\u015fa\u011f\u0131daki s\u0131f\u0131r ve alternatif hipotezlere sahip oldu\u011fumuzu unutmay\u0131n:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>S\u0131f\u0131r hipotezi (H <sub>0<\/sub> ):<\/strong> \u0130ki de\u011fi\u015fken aras\u0131ndaki korelasyon s\u0131f\u0131rd\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Alternatif hipotez: (Ha):<\/strong> \u0130ki de\u011fi\u015fken aras\u0131ndaki korelasyon s\u0131f\u0131r <em>de\u011fildir<\/em> , \u00f6rne\u011fin istatistiksel olarak anlaml\u0131 bir korelasyon vard\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">E\u011fer \u03b1 = 0,05 anlaml\u0131l\u0131k d\u00fczeyini kullan\u0131rsak, bu durumda <a href=\"https:\/\/statorials.org\/tr\/p-degerleri-istatistiksel-anlamlilik\/\" target=\"_blank\" rel=\"noopener\">p de\u011feri<\/a> (0,037285) 0,05&#8217;ten k\u00fc\u00e7\u00fck oldu\u011fundan s\u0131f\u0131r hipotezini reddederiz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Korelasyon katsay\u0131s\u0131n\u0131n istatistiksel olarak anlaml\u0131 oldu\u011fu sonucuna varabiliriz.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde Excel&#8217;deki di\u011fer ortak g\u00f6revlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/yuvarlanan-korelasyon-excel\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de Yuvarlanma Korelasyonu Nas\u0131l Hesaplan\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/excel-korelasyon-matrisi\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de Korelasyon Matrisi Nas\u0131l Olu\u015fturulur<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/spearman-rutbe-korelasyonu-excel\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de Spearman S\u0131ra Korelasyonu Nas\u0131l Hesaplan\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0130ki de\u011fi\u015fken aras\u0131ndaki ili\u015fkiyi \u00f6l\u00e7menin bir yolu, iki de\u011fi\u015fken aras\u0131ndaki do\u011frusal ili\u015fkinin bir \u00f6l\u00e7\u00fcs\u00fc olan Pearson korelasyon katsay\u0131s\u0131n\u0131 kullanmakt\u0131r. Her zaman -1 ile 1 aras\u0131nda bir de\u011fer al\u0131r; burada: -1, iki de\u011fi\u015fken aras\u0131nda tamamen negatif bir do\u011frusal korelasyonu g\u00f6sterir 0, iki de\u011fi\u015fken aras\u0131nda do\u011frusal bir korelasyon olmad\u0131\u011f\u0131n\u0131 g\u00f6sterir 1, iki de\u011fi\u015fken aras\u0131nda m\u00fckemmel pozitif do\u011frusal [&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-880","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>Excel&#039;de korelasyon katsay\u0131s\u0131 i\u00e7in P de\u011feri nas\u0131l bulunur?<\/title>\n<meta name=\"description\" content=\"Excel&#039;de bir korelasyon katsay\u0131s\u0131 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