{"id":846,"date":"2023-07-28T13:48:19","date_gmt":"2023-07-28T13:48:19","guid":{"rendered":"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/"},"modified":"2023-07-28T13:48:19","modified_gmt":"2023-07-28T13:48:19","slug":"jarque-test-pitonu-olacak","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/","title":{"rendered":"Python&#39;da jarque-bera testi nas\u0131l yap\u0131l\u0131r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Jarque-Bera testi,<\/strong> \u00f6rnek verilerin normal da\u011f\u0131l\u0131ma kar\u015f\u0131l\u0131k gelen \u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131k g\u00f6sterip g\u00f6stermedi\u011fini belirleyen bir uyum iyili\u011fi testidir.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jarque-Bera test istatisti\u011fi her zaman pozitif bir say\u0131d\u0131r ve s\u0131f\u0131rdan ne kadar uzaksa, \u00f6rnek verilerin normal bir da\u011f\u0131l\u0131m izlemedi\u011fine dair o kadar fazla kan\u0131t vard\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu e\u011fitimde Python&#8217;da Jarque-Bera testinin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Python&#8217;da Jarque-Bera testi nas\u0131l yap\u0131l\u0131r<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Python&#8217;da bir Jarque-Bera testi ger\u00e7ekle\u015ftirmek i\u00e7in Scipy k\u00fct\u00fcphanesindeki a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanan <a href=\"https:\/\/docs.scipy.org\/doc\/scipy\/reference\/generated\/scipy.stats.jarque_bera.html#scipy.stats.jarque_bera\" target=\"_blank\" rel=\"noopener\">jarque_bera i\u015flevini<\/a> kullanabilirsiniz:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>jarque_bera(x)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Alt\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>x:<\/strong> g\u00f6zlem tablosu<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bu fonksiyon bir test istatisti\u011fi ve buna kar\u015f\u0131l\u0131k gelen bir p de\u011feri d\u00f6nd\u00fcr\u00fcr.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00f6rnek 1<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Normal da\u011f\u0131l\u0131ma uygun 5.000 de\u011ferden olu\u015fan bir liste \u00fczerinde Jarque-Bera testi yapt\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">import<\/span> scipy.stats <span style=\"color: #107d3f;\">as<\/span> stats\n\n<span style=\"color: #008080;\">#generate array of 5000 values that follows a standard normal distribution\n<\/span>np.random.seed(0)\ndata = np.random.normal(0, 1, 5000)\n\n<span style=\"color: #008080;\">#perform Jarque-Bera test\n<\/span>stats.jarque_bera(data)\n\n(statistic=1.2287, pvalue=0.54098)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Test istatisti\u011fi <strong>1,2287&#8217;dir<\/strong> ve kar\u015f\u0131l\u0131k gelen p de\u011feri <strong>0,54098&#8217;dir<\/strong> . Bu p de\u011feri 0,05&#8217;ten k\u00fc\u00e7\u00fck olmad\u0131\u011f\u0131ndan s\u0131f\u0131r hipotezini reddedemiyoruz. Bu verilerin normal da\u011f\u0131l\u0131mdan \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 \u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131k sergiledi\u011fini s\u00f6yleyecek yeterli kan\u0131t\u0131m\u0131z yok.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00dcretti\u011fimiz veriler normal da\u011f\u0131l\u0131ma sahip 5.000 rastgele de\u011fi\u015fkenden olu\u015ftu\u011fu i\u00e7in bu sonu\u00e7 \u015fa\u015f\u0131rt\u0131c\u0131 olmasa gerek.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 2<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\u015eimdi, tekd\u00fcze bir da\u011f\u0131l\u0131m izleyen 5.000 de\u011ferden olu\u015fan bir liste \u00fczerinde Jarque-Bera testi yapt\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">import<\/span> scipy.stats <span style=\"color: #107d3f;\">as<\/span> stats\n\n<span style=\"color: #008080;\">#generate array of 5000 values that follows a uniform distribution\n<\/span>np.random.seed(0)\ndata = np.random.uniform(0, 1, 5000)\n\n<span style=\"color: #008080;\">#perform Jarque-Bera test\n<\/span>stats.jarque_bera(data)\n\n(statistic=300.1043, pvalue=0.0)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Test istatisti\u011fi <strong>300.1043&#8217;t\u00fcr<\/strong> ve buna kar\u015f\u0131l\u0131k gelen p de\u011feri <strong>0,0&#8217;d\u0131r<\/strong> . Bu p de\u011feri 0,05&#8217;ten k\u00fc\u00e7\u00fck oldu\u011fundan s\u0131f\u0131r hipotezini reddediyoruz. Dolay\u0131s\u0131yla, bu verilerin normal da\u011f\u0131l\u0131mdan \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 \u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131k sergiledi\u011fini iddia etmek i\u00e7in yeterli kan\u0131t\u0131m\u0131z var.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00dcretti\u011fimiz veriler, normal da\u011f\u0131l\u0131mdan \u00e7ok farkl\u0131 bir \u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131\u011fa sahip olmas\u0131 gereken, tekd\u00fcze bir da\u011f\u0131l\u0131m izleyen 5.000 rastgele de\u011fi\u015fkenden olu\u015ftu\u011fu i\u00e7in bu sonu\u00e7 da \u015fa\u015f\u0131rt\u0131c\u0131 olmamal\u0131d\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Jarque-Bera testi ne zaman kullan\u0131lmal\u0131?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Jarque-Bera testi tipik olarak di\u011fer normallik testlerinin (Shapiro-Wilk testi gibi) g\u00fcvenilmez oldu\u011fu b\u00fcy\u00fck veri setleri (n &gt; 2.000) i\u00e7in kullan\u0131l\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu, veri setinin normal bir da\u011f\u0131l\u0131m izledi\u011finin varsay\u0131ld\u0131\u011f\u0131 bir analiz ger\u00e7ekle\u015ftirilmeden \u00f6nce kullan\u0131lmas\u0131 uygun bir testtir. Jarque-Bera testi bu varsay\u0131m\u0131n kar\u015f\u0131lan\u0131p kar\u015f\u0131lanmad\u0131\u011f\u0131n\u0131 size s\u00f6yleyebilir.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jarque-Bera testi, \u00f6rnek verilerin normal da\u011f\u0131l\u0131ma kar\u015f\u0131l\u0131k gelen \u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131k g\u00f6sterip g\u00f6stermedi\u011fini belirleyen bir uyum iyili\u011fi testidir. Jarque-Bera test istatisti\u011fi her zaman pozitif bir say\u0131d\u0131r ve s\u0131f\u0131rdan ne kadar uzaksa, \u00f6rnek verilerin normal bir da\u011f\u0131l\u0131m izlemedi\u011fine dair o kadar fazla kan\u0131t vard\u0131r. Bu e\u011fitimde Python&#8217;da Jarque-Bera testinin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r. Python&#8217;da Jarque-Bera testi nas\u0131l [&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-846","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>Python&#039;da Jarque-Bera testi nas\u0131l yap\u0131l\u0131r - Statorials<\/title>\n<meta name=\"description\" content=\"Python&#039;da Jarque-Bera testinin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fine dair basit bir a\u00e7\u0131klama.\" \/>\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\/jarque-test-pitonu-olacak\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python&#039;da Jarque-Bera testi nas\u0131l yap\u0131l\u0131r - Statorials\" \/>\n<meta property=\"og:description\" content=\"Python&#039;da Jarque-Bera testinin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fine dair basit bir a\u00e7\u0131klama.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T13:48:19+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\/jarque-test-pitonu-olacak\/\",\"url\":\"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/\",\"name\":\"Python&#39;da Jarque-Bera testi nas\u0131l yap\u0131l\u0131r - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-28T13:48:19+00:00\",\"dateModified\":\"2023-07-28T13:48:19+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Python&#39;da Jarque-Bera testinin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fine dair basit bir a\u00e7\u0131klama.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/jarque-test-pitonu-olacak\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Python&#39;da jarque-bera testi nas\u0131l yap\u0131l\u0131r\"}]},{\"@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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