{"id":3787,"date":"2023-07-15T13:33:01","date_gmt":"2023-07-15T13:33:01","guid":{"rendered":"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/"},"modified":"2023-07-15T13:33:01","modified_gmt":"2023-07-15T13:33:01","slug":"rde-coklu-baglanti","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/","title":{"rendered":"R&#39;de \u00e7oklu do\u011frusall\u0131k nas\u0131l test edilir"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Regresyon analizinde, <a href=\"https:\/\/statorials.org\/tr\/coklu-baglanti-regresyonu\/\" target=\"_blank\" rel=\"noopener\">\u00e7oklu do\u011frusall\u0131k<\/a> , iki veya daha fazla yorday\u0131c\u0131 de\u011fi\u015fkenin regresyon modelinde benzersiz veya ba\u011f\u0131ms\u0131z bilgi sa\u011flamayacak \u015fekilde birbiriyle y\u00fcksek d\u00fczeyde korelasyona sahip olmas\u0131 durumunda ortaya \u00e7\u0131kar.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131ndaki korelasyon derecesi yeterince y\u00fcksekse, bu durum regresyon modelinin yerle\u015ftirilmesinde ve yorumlanmas\u0131nda sorunlara neden olabilir.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bir regresyon modelinde \u00e7oklu do\u011frusall\u0131\u011f\u0131 tespit etmenin en basit yolu, varyans enflasyon fakt\u00f6r\u00fc olarak bilinen ve genellikle <strong>VIF<\/strong> olarak k\u0131salt\u0131lan bir \u00f6l\u00e7\u00fcm\u00fc hesaplamakt\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">VIF, bir modeldeki yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131ndaki ili\u015fkinin g\u00fcc\u00fcn\u00fc \u00f6l\u00e7er. 1 ile pozitif sonsuz aras\u0131nda bir de\u011fer al\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">VIF de\u011ferlerini yorumlamak i\u00e7in a\u015fa\u011f\u0131daki temel kurallar\u0131 kullan\u0131r\u0131z:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>VIF = 1:<\/strong> Belirli bir yorday\u0131c\u0131 de\u011fi\u015fken ile modeldeki di\u011fer yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131nda korelasyon yoktur.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>VIF 1 ile 5 aras\u0131nda:<\/strong> Belirli bir yorday\u0131c\u0131 de\u011fi\u015fken ile modeldeki di\u011fer yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131nda orta d\u00fczeyde bir korelasyon vard\u0131r.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>VIF &gt; 5<\/strong> : Belirli bir yorday\u0131c\u0131 de\u011fi\u015fken ile modeldeki di\u011fer yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131nda g\u00fc\u00e7l\u00fc bir korelasyon vard\u0131r.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnek, modeldeki her \u00f6ng\u00f6r\u00fcc\u00fc de\u011fi\u015fken i\u00e7in VIF de\u011ferlerini hesaplayarak R&#8217;deki bir regresyon modelinde \u00e7oklu do\u011frusall\u0131\u011f\u0131n nas\u0131l tespit edilece\u011fini g\u00f6sterir.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>\u00d6rnek: R&#8217;de \u00e7oklu ba\u011flant\u0131 testi<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">\u00c7e\u015fitli basketbol oyuncular\u0131 hakk\u0131nda bilgi i\u00e7eren a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesine sahip oldu\u011fumuzu varsayal\u0131m:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df = data. <span style=\"color: #3366ff;\">frame<\/span> (rating = c(90, 85, 82, 88, 94, 90, 76, 75, 87, 86),\n                points=c(25, 20, 14, 16, 27, 20, 12, 15, 14, 19),\n                assists=c(5, 7, 7, 8, 5, 7, 6, 9, 9, 5),\n                rebounds=c(11, 8, 10, 6, 6, 9, 6, 10, 10, 7))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n   rating points assists rebounds\n1 90 25 5 11\n2 85 20 7 8\n3 82 14 7 10\n4 88 16 8 6\n5 94 27 5 6\n6 90 20 7 9\n7 76 12 6 6\n8 75 15 9 10\n9 87 14 9 10\n10 86 19 5 7\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Yan\u0131t de\u011fi\u015fkeni olarak <strong>puanlamay\u0131<\/strong> ve tahmin de\u011fi\u015fkenleri olarak <strong>say\u0131<\/strong> , <strong>asist<\/strong> ve <strong>ribaundlar\u0131<\/strong> kullanarak <a href=\"https:\/\/statorials.org\/tr\/coklu-dogrusal-regresyon\/\" target=\"_blank\" rel=\"noopener\">\u00e7oklu do\u011frusal regresyon modelini<\/a> uydurmak istedi\u011fimizi varsayal\u0131m.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Modeldeki her tahmin de\u011fi\u015fkeninin VIF&#8217;sini hesaplamak i\u00e7in <b>ara\u00e7<\/b> paketindeki <strong>vive()<\/strong> fonksiyonunu kullanabiliriz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (car)<\/span>\n\n#define multiple linear regression model\n<\/span>model &lt;- lm(rating ~ points + assists + rebounds, data=df)\n\n<span style=\"color: #008080;\">#calculate the VIF for each predictor variable in the model\n<\/span>lively(model)\n\n  points assists rebounds \n1.763977 1.959104 1.175030 \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Tahmin edici de\u011fi\u015fkenlerin her biri i\u00e7in VIF de\u011ferlerini g\u00f6rebiliriz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>puan:<\/strong> 1.76<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>asist:<\/strong> 1.96<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>ribaund:<\/strong> 1.18<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Modeldeki yorday\u0131c\u0131 de\u011fi\u015fkenlerin VIF de\u011ferlerinin her biri 1&#8217;e yak\u0131n oldu\u011fundan modelde \u00e7oklu do\u011frusall\u0131k sorunu ya\u015fanmamaktad\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Not<\/strong> : \u00c7oklu ba\u011flant\u0131n\u0131n modelinizde bir sorun oldu\u011fu ortaya \u00e7\u0131karsa, \u00e7o\u011fu durumda en h\u0131zl\u0131 \u00e7\u00f6z\u00fcm, bir veya daha fazla y\u00fcksek korelasyonlu de\u011fi\u015fkeni kald\u0131rmakt\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu genellikle kabul edilebilir bir \u00e7\u00f6z\u00fcmd\u00fcr \u00e7\u00fcnk\u00fc kald\u0131rd\u0131\u011f\u0131n\u0131z de\u011fi\u015fkenler zaten gereksizdir ve modele \u00e7ok az benzersiz veya ba\u011f\u0131ms\u0131z bilgi katar.<\/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 R&#8217;de 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\/coklu-dogrusal-regresyon-r\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de \u00e7oklu do\u011frusal regresyon nas\u0131l ger\u00e7ekle\u015ftirilir<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/birisi-ilgisini-cekiyor\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de QQ grafi\u011fi nas\u0131l olu\u015fturulur<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/kalan-iz-r\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de art\u0131k arsa nas\u0131l olu\u015fturulur<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Regresyon analizinde, \u00e7oklu do\u011frusall\u0131k , iki veya daha fazla yorday\u0131c\u0131 de\u011fi\u015fkenin regresyon modelinde benzersiz veya ba\u011f\u0131ms\u0131z bilgi sa\u011flamayacak \u015fekilde birbiriyle y\u00fcksek d\u00fczeyde korelasyona sahip olmas\u0131 durumunda ortaya \u00e7\u0131kar. Yorday\u0131c\u0131 de\u011fi\u015fkenler aras\u0131ndaki korelasyon derecesi yeterince y\u00fcksekse, bu durum regresyon modelinin yerle\u015ftirilmesinde ve yorumlanmas\u0131nda sorunlara neden olabilir. Bir regresyon modelinde \u00e7oklu do\u011frusall\u0131\u011f\u0131 tespit etmenin en basit yolu, [&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-3787","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>R - Statorialsde \u00e7oklu ba\u011flant\u0131 nas\u0131l test edilir<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, tam bir \u00f6rnek de dahil olmak \u00fczere R&#039;de \u00e7oklu ba\u011flant\u0131n\u0131n nas\u0131l test edilece\u011fi a\u00e7\u0131klanmaktad\u0131r.\" \/>\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\/rde-coklu-baglanti\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R - Statorialsde \u00e7oklu ba\u011flant\u0131 nas\u0131l test edilir\" \/>\n<meta property=\"og:description\" content=\"Bu e\u011fitimde, tam bir \u00f6rnek de dahil olmak \u00fczere R&#039;de \u00e7oklu ba\u011flant\u0131n\u0131n nas\u0131l test edilece\u011fi a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-15T13:33:01+00:00\" \/>\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=\"3 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/\",\"url\":\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/\",\"name\":\"R - Statorialsde \u00e7oklu ba\u011flant\u0131 nas\u0131l test edilir\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-15T13:33:01+00:00\",\"dateModified\":\"2023-07-15T13:33:01+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Bu e\u011fitimde, tam bir \u00f6rnek de dahil olmak \u00fczere R&#39;de \u00e7oklu ba\u011flant\u0131n\u0131n nas\u0131l test edilece\u011fi a\u00e7\u0131klanmaktad\u0131r.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/rde-coklu-baglanti\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"R&#39;de \u00e7oklu do\u011frusall\u0131k nas\u0131l test edilir\"}]},{\"@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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