{"id":2511,"date":"2023-07-21T23:13:55","date_gmt":"2023-07-21T23:13:55","guid":{"rendered":"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/"},"modified":"2023-07-21T23:13:55","modified_gmt":"2023-07-21T23:13:55","slug":"kahverengi-baslatici-formulu","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/","title":{"rendered":"Spearman-brown form\u00fcl\u00fc: tan\u0131m ve \u00f6rnek"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Spearman-Brown form\u00fcl\u00fc,<\/strong> test s\u00fcresi de\u011fi\u015ftirildikten sonra testin g\u00fcvenilirli\u011fini tahmin etmek i\u00e7in kullan\u0131l\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Form\u00fcl:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Tahmin edilen g\u00fcvenilirlik = kr \/ (1 + (k-1)r)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Alt\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>k<\/strong> : Test s\u00fcresinin de\u011fi\u015ftirildi\u011fi fakt\u00f6r. \u00d6rne\u011fin orijinal testte 10 soru varsa ve yeni testte 15 soru varsa k = 15\/10 = <strong>1,5<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>r<\/strong> : Orijinal testin g\u00fcvenilirli\u011fi. Bunun i\u00e7in genellikle 0 ile 1 aras\u0131nda bir de\u011fer olan <a href=\"https:\/\/statorials.org\/tr\/cronbach-alfa-sinyali-nasil-verilir\/\" target=\"_blank\" rel=\"noopener\">Cronbach Alfa&#8217;y\u0131<\/a> kullan\u0131r\u0131z; daha y\u00fcksek de\u011ferler daha y\u00fcksek g\u00fcvenilirli\u011fi g\u00f6sterir.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnekte bu form\u00fcl\u00fcn pratikte nas\u0131l kullan\u0131laca\u011f\u0131 g\u00f6sterilmektedir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek: Spearman-Brown form\u00fcl\u00fc nas\u0131l kullan\u0131l\u0131r?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Bir \u015firketin \u00e7al\u0131\u015fan memnuniyetini de\u011ferlendirmek i\u00e7in 15 maddelik bir test kulland\u0131\u011f\u0131n\u0131 ve testin g\u00fcvenilirli\u011finin 0,74 oldu\u011fu bilindi\u011fini varsayal\u0131m.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u015eirket testin uzunlu\u011funu 30 maddeye \u00e7\u0131kar\u0131rsa yeni testin tahmin edilen g\u00fcvenilirli\u011fi nedir?<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirli\u011fi hesaplamak i\u00e7in Spearman-Brown form\u00fcl\u00fcn\u00fc kullanabiliriz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = kr \/ (1 + (k-1)r)<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = 2*.74 \/ (1 + (2-1)*.74)<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = 0,85<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Yeni testin tahmin edilen g\u00fcvenilirli\u011fi <strong>0,85&#8217;tir<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Not<\/strong> : k&#8217;y\u0131 30\/15 = 2 olarak hesaplad\u0131k.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Spearman-Brown form\u00fcl\u00fcn\u00fcn kullan\u0131m\u0131na ili\u015fkin \u00f6nlemler<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Spearman-Brown form\u00fcl\u00fcne dayanarak, bir testteki madde say\u0131s\u0131n\u0131 <em>herhangi bir<\/em> say\u0131 art\u0131rman\u0131n testin tahmin edilen g\u00fcvenilirli\u011fini art\u0131raca\u011f\u0131n\u0131 g\u00f6rebiliriz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00d6rne\u011fin, \u00f6nceki \u00f6rnekteki test \u00f6\u011fesi say\u0131s\u0131n\u0131 15&#8217;ten 16&#8217;ya \u00e7\u0131kard\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m. Daha sonra k&#8217;yi 16\/15 = 1,067 olarak hesaplayaca\u011f\u0131z.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik \u015f\u00f6yle olacakt\u0131r:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = kr \/ (1 + (k-1)r)<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = 1,067*.74 \/ (1 + (1.067-1)*.74)<\/span><\/li>\n<li> <span style=\"color: #000000;\">Tahmin edilen g\u00fcvenilirlik = 0,752<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Yeni testin tahmin edilen g\u00fcvenilirli\u011fi <strong>0,752&#8217;dir<\/strong> ve bu, orijinal testin <strong>0,74<\/strong> olan g\u00fcvenilirli\u011finden daha y\u00fcksektir.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu mant\u0131\u011f\u0131 kullanarak, test s\u00fcresini \u00e7ok say\u0131da madde kadar art\u0131rman\u0131n iyi bir fikir oldu\u011funu d\u00fc\u015f\u00fcnebiliriz \u00e7\u00fcnk\u00fc g\u00fcvenilirli\u011fi giderek 1&#8217;e yakla\u015ft\u0131rabiliriz.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ancak \u015funlar\u0131 akl\u0131m\u0131zda tutmal\u0131y\u0131z:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. \u00c7ok fazla e\u015fya kullanmak yorgunluk etkilerine neden olabilir.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Bir testte \u00e7ok fazla soru varsa, bireyler giderek daha fazla soruyu yan\u0131tlarken yorulabilir ve bu da test ilerledik\u00e7e daha az g\u00fcvenilir yan\u0131tlar \u00fcretmelerine yol a\u00e7abilir.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. Teste eklenen yeni maddeler mevcut maddelerle e\u015fit zorlukta olmal\u0131d\u0131r.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Bir testin uzunlu\u011funu art\u0131rmaya karar verdi\u011fimizde ekleyece\u011fimiz yeni maddelerin\/sorular\u0131n mevcut maddelerle e\u015fit zorlukta olmas\u0131n\u0131 sa\u011flamam\u0131z \u00f6nemlidir, aksi takdirde tahmin edilen g\u00fcvenirlik do\u011fru olmayacakt\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde istatistikte yayg\u0131n olarak kullan\u0131lan di\u011fer terimler a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/ic-tutarlilik\/\" target=\"_blank\" rel=\"noopener\">\u0130\u00e7 tutarl\u0131l\u0131k nedir?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/paylasilan-yari-guvenilirlik\/\" target=\"_blank\" rel=\"noopener\">G\u00fcvenilirlik ikiye b\u00f6l\u00fcnm\u00fc\u015f nedir?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/test-tekrar-test-guvenilirligi\/\" target=\"_blank\" rel=\"noopener\">Test-tekrar test g\u00fcvenilirli\u011fi nedir?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/paralel-form-guvenilirligi\/\" target=\"_blank\" rel=\"noopener\">Paralel formlar\u0131n g\u00fcvenilirli\u011fi nedir?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spearman-Brown form\u00fcl\u00fc, test s\u00fcresi de\u011fi\u015ftirildikten sonra testin g\u00fcvenilirli\u011fini tahmin etmek i\u00e7in kullan\u0131l\u0131r. Form\u00fcl: Tahmin edilen g\u00fcvenilirlik = kr \/ (1 + (k-1)r) Alt\u0131n: k : Test s\u00fcresinin de\u011fi\u015ftirildi\u011fi fakt\u00f6r. \u00d6rne\u011fin orijinal testte 10 soru varsa ve yeni testte 15 soru varsa k = 15\/10 = 1,5 . r : Orijinal testin g\u00fcvenilirli\u011fi. Bunun i\u00e7in genellikle [&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-2511","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>Spearman-Brown form\u00fcl\u00fc: tan\u0131m ve \u00f6rnek - Statoryaller<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, resmi bir tan\u0131m ve \u00f6rnek de dahil olmak \u00fczere Spearman-Brown form\u00fcl\u00fcn\u00fcn bir a\u00e7\u0131klamas\u0131 sa\u011flanmaktad\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\/kahverengi-baslatici-formulu\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Spearman-Brown form\u00fcl\u00fc: tan\u0131m ve \u00f6rnek - Statoryaller\" \/>\n<meta property=\"og:description\" content=\"Bu e\u011fitimde, resmi bir tan\u0131m ve \u00f6rnek de dahil olmak \u00fczere Spearman-Brown form\u00fcl\u00fcn\u00fcn bir a\u00e7\u0131klamas\u0131 sa\u011flanmaktad\u0131r.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-21T23:13:55+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=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/\",\"url\":\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/\",\"name\":\"Spearman-Brown form\u00fcl\u00fc: tan\u0131m ve \u00f6rnek - Statoryaller\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-21T23:13:55+00:00\",\"dateModified\":\"2023-07-21T23:13:55+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Bu e\u011fitimde, resmi bir tan\u0131m ve \u00f6rnek de dahil olmak \u00fczere Spearman-Brown form\u00fcl\u00fcn\u00fcn bir a\u00e7\u0131klamas\u0131 sa\u011flanmaktad\u0131r.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/kahverengi-baslatici-formulu\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Spearman-brown form\u00fcl\u00fc: 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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