{"id":1376,"date":"2023-07-26T15:42:36","date_gmt":"2023-07-26T15:42:36","guid":{"rendered":"https:\/\/statorials.org\/tr\/durbin-watson-testi\/"},"modified":"2023-07-26T15:42:36","modified_gmt":"2023-07-26T15:42:36","slug":"durbin-watson-testi","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/durbin-watson-testi\/","title":{"rendered":"Durbin-watson testi: tan\u0131m ve \u00f6rnek"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/tr\/dogrusal-regresyon-varsayimlari\/\" target=\"_blank\" rel=\"noopener\">Do\u011frusal regresyonun temel varsay\u0131mlar\u0131ndan<\/a> biri ard\u0131\u015f\u0131k <a href=\"https:\/\/statorials.org\/tr\/kalinti\/\" target=\"_blank\" rel=\"noopener\">art\u0131klar<\/a> aras\u0131nda korelasyonun olmamas\u0131d\u0131r. Ba\u015fka bir deyi\u015fle art\u0131klar\u0131n ba\u011f\u0131ms\u0131z oldu\u011funu varsay\u0131yoruz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu varsay\u0131m ihlal edildi\u011finde, bir regresyon modelindeki katsay\u0131lar\u0131n standart hatalar\u0131n\u0131n muhtemelen oldu\u011fundan az tahmin edilmesi muhtemeldir; bu, yorday\u0131c\u0131 de\u011fi\u015fkenlerin, anlaml\u0131 olmad\u0131klar\u0131nda <a href=\"https:\/\/statorials.org\/tr\/p-degerleri-istatistiksel-anlamlilik\/\" target=\"_blank\" rel=\"noopener\">istatistiksel olarak anlaml\u0131<\/a> kabul edilme olas\u0131l\u0131klar\u0131n\u0131n daha y\u00fcksek oldu\u011fu anlam\u0131na gelir. ger\u00e7ekte de\u011filler.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu varsay\u0131m\u0131n kar\u015f\u0131lan\u0131p kar\u015f\u0131lanmad\u0131\u011f\u0131n\u0131 belirlemenin bir yolu, bir regresyonun art\u0131klar\u0131nda otokorelasyonun varl\u0131\u011f\u0131n\u0131 tespit etmek i\u00e7in kullan\u0131lan <strong>Durbin-Watson<\/strong> <strong>testinin<\/strong> yap\u0131lmas\u0131d\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Durbin-Watson Testini Ger\u00e7ekle\u015ftirme Ad\u0131mlar\u0131<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Durbin-Watson testi a\u015fa\u011f\u0131daki varsay\u0131mlar\u0131 kullan\u0131r:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>H <sub>0<\/sub> (s\u0131f\u0131r hipotezi):<\/strong> Art\u0131klar aras\u0131nda korelasyon yoktur.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>H <sub>A<\/sub> (alternatif hipotez):<\/strong> Art\u0131klar otokorelasyonludur.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Durbin-Watson testi i\u00e7in genellikle <em>d<\/em> ile g\u00f6sterilen test istatisti\u011fi a\u015fa\u011f\u0131daki \u015fekilde hesaplan\u0131r:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13640 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/durbinwatson1-1.png\" alt=\"Durbin Watson test istatisti\u011fi\" width=\"197\" height=\"66\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Alt\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>T:<\/strong> Toplam <a href=\"https:\/\/statorials.org\/tr\/istatistikte-gozlem\/\" target=\"_blank\" rel=\"noopener\">g\u00f6zlem<\/a> say\u0131s\u0131<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>e <sub>t<\/sub> :<\/strong> Regresyon modelinin <sup>t&#8217;inci<\/sup> art\u0131\u011f\u0131<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Test istatisti\u011fi her zaman 0 ile 4 aras\u0131nda de\u011fi\u015fir; burada:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><em>d<\/em> = 2 otokorelasyonun olmad\u0131\u011f\u0131n\u0131 g\u00f6sterir<\/span><\/li>\n<li> <span style=\"color: #000000;\"><em>d<\/em> &lt; 2 pozitif seri korelasyonu g\u00f6sterir<\/span><\/li>\n<li> <span style=\"color: #000000;\"><em>d<\/em> &gt; 2 negatif seri korelasyonu g\u00f6sterir<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Genel olarak, e\u011fer <em>d<\/em> 1,5&#8217;tan k\u00fc\u00e7\u00fck veya 2,5&#8217;tan b\u00fcy\u00fckse potansiyel olarak ciddi bir otokorelasyon sorunu vard\u0131r. Aksi takdirde, e\u011fer <em>d<\/em> 1,5 ile 2,5 aras\u0131ndaysa otokorelasyon muhtemelen bir endi\u015fe kayna\u011f\u0131 olmayacakt\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bir Durbin-Watson testi istatisti\u011finin belirli bir alfa d\u00fczeyinde \u00f6nemli \u00f6l\u00e7\u00fcde anlaml\u0131 olup olmad\u0131\u011f\u0131n\u0131 belirlemek i\u00e7in bu kritik de\u011ferler tablosuna ba\u015fvurabilirsiniz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Durbin-Watson test istatisti\u011finin mutlak de\u011feri tabloda bulunan de\u011ferden b\u00fcy\u00fckse, testin s\u0131f\u0131r hipotezini reddedebilir ve otokorelasyonun var oldu\u011fu sonucuna varabilirsiniz.<\/span><\/p>\n<h3> <strong>Otokorelasyon tespit edilirse ne yap\u0131lmal\u0131<\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Durbin-Watson testinin s\u0131f\u0131r hipotezini reddederseniz ve art\u0131klarda otokorelasyonun mevcut oldu\u011fu sonucuna var\u0131rsan\u0131z, yeterince ciddi oldu\u011funu d\u00fc\u015f\u00fcn\u00fcyorsan\u0131z bu sorunu d\u00fczeltmek i\u00e7in birka\u00e7 farkl\u0131 se\u00e7ene\u011finiz vard\u0131r:<\/span><\/p>\n<ul data-slot-rendered-dynamic=\"true\">\n<li> <span style=\"color: #000000;\">Pozitif seri korelasyon i\u00e7in ba\u011f\u0131ml\u0131 ve\/veya ba\u011f\u0131ms\u0131z de\u011fi\u015fkenin gecikmelerini modele eklemeyi d\u00fc\u015f\u00fcn\u00fcn.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Negatif seri korelasyon i\u00e7in de\u011fi\u015fkenlerinizden hi\u00e7birinin <em>a\u015f\u0131r\u0131 gecikmedi\u011finden<\/em> emin olun.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Mevsimsel korelasyon i\u00e7in modele mevsimsel kuklalar eklemeyi d\u00fc\u015f\u00fcn\u00fcn.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bu stratejiler genellikle otokorelasyon problemini ortadan kald\u0131rmak i\u00e7in yeterlidir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Durbin-Watson testi ger\u00e7ekle\u015ftirme \u00f6rnekleri<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Durbin-Watson testlerinin ad\u0131m ad\u0131m \u00f6rnekleri i\u00e7in, farkl\u0131 istatistiksel yaz\u0131l\u0131mlar kullan\u0131larak testin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fini a\u00e7\u0131klayan bu e\u011fitimlere bak\u0131n:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/durbin-watson-testi-r\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de Durbin-Watson testi nas\u0131l yap\u0131l\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/durbin-watson-test-pitonu\/\" target=\"_blank\" rel=\"noopener\">Python&#8217;da Durbin-Watson testi nas\u0131l yap\u0131l\u0131r?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/durbin-watson-excel-testi\/\">Excel&#8217;de Durbin-Watson Testi Nas\u0131l Yap\u0131l\u0131r<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Do\u011frusal regresyonun temel varsay\u0131mlar\u0131ndan biri ard\u0131\u015f\u0131k art\u0131klar aras\u0131nda korelasyonun olmamas\u0131d\u0131r. Ba\u015fka bir deyi\u015fle art\u0131klar\u0131n ba\u011f\u0131ms\u0131z oldu\u011funu varsay\u0131yoruz. Bu varsay\u0131m ihlal edildi\u011finde, bir regresyon modelindeki katsay\u0131lar\u0131n standart hatalar\u0131n\u0131n muhtemelen oldu\u011fundan az tahmin edilmesi muhtemeldir; bu, yorday\u0131c\u0131 de\u011fi\u015fkenlerin, anlaml\u0131 olmad\u0131klar\u0131nda istatistiksel olarak anlaml\u0131 kabul edilme olas\u0131l\u0131klar\u0131n\u0131n daha y\u00fcksek oldu\u011fu anlam\u0131na gelir. ger\u00e7ekte de\u011filler. Bu varsay\u0131m\u0131n kar\u015f\u0131lan\u0131p kar\u015f\u0131lanmad\u0131\u011f\u0131n\u0131 [&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-1376","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>Durbin-Watson testi: tan\u0131m ve \u00f6rnek - Statoryaller<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitim, resmi bir tan\u0131m ve bir \u00f6rnek de dahil olmak \u00fczere Durbin Watson testine h\u0131zl\u0131 bir giri\u015f sa\u011flar.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Durbin-Watson testi: tan\u0131m ve \u00f6rnek - Statoryaller\" \/>\n<meta property=\"og:description\" content=\"Bu e\u011fitim, resmi bir tan\u0131m ve bir \u00f6rnek de dahil olmak \u00fczere Durbin Watson testine h\u0131zl\u0131 bir giri\u015f sa\u011flar.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T15:42:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/durbinwatson1-1.png\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/\",\"url\":\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/\",\"name\":\"Durbin-Watson testi: tan\u0131m ve \u00f6rnek - Statoryaller\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-26T15:42:36+00:00\",\"dateModified\":\"2023-07-26T15:42:36+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Bu e\u011fitim, resmi bir tan\u0131m ve bir \u00f6rnek de dahil olmak \u00fczere Durbin Watson testine h\u0131zl\u0131 bir giri\u015f sa\u011flar.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/durbin-watson-testi\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Durbin-watson testi: tan\u0131m ve \u00f6rnek\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/tr\/#website\",\"url\":\"https:\/\/statorials.org\/tr\/\",\"name\":\"Statorials\",\"description\":\"\u0130statistik okuryazarl\u0131\u011f\u0131 rehberiniz!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/tr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"tr\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"tr\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Merhaba, ben Benjamin, emekli bir istatistik profes\u00f6r\u00fc ve Statorials \u00f6\u011fretmenine d\u00f6n\u00fc\u015ft\u00fcm. \u0130statistik alan\u0131ndaki kapsaml\u0131 deneyimim ve uzmanl\u0131\u011f\u0131mla, \u00f6\u011frencilerimi Statorials arac\u0131l\u0131\u011f\u0131yla g\u00fc\u00e7lendirmek i\u00e7in bilgilerimi payla\u015fmaya can at\u0131yorum. 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