{"id":864,"date":"2023-07-28T12:19:12","date_gmt":"2023-07-28T12:19:12","guid":{"rendered":"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/"},"modified":"2023-07-28T12:19:12","modified_gmt":"2023-07-28T12:19:12","slug":"z-nilai-kritis-python","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/","title":{"rendered":"Cara menemukan nilai z kritis dengan python"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Setiap kali Anda melakukan uji hipotesis, Anda mendapatkan statistik uji. Untuk menentukan apakah hasil uji hipotesis signifikan secara statistik, Anda dapat membandingkan statistik uji tersebut dengan <strong>nilai Z kritis<\/strong> . Jika nilai absolut statistik uji lebih besar dari nilai Z kritis, maka hasil pengujian signifikan secara statistik.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Untuk menemukan nilai Z kritis dalam Python, Anda dapat menggunakan<\/span> <a href=\"https:\/\/docs.scipy.org\/doc\/scipy\/reference\/generated\/scipy.stats.norm.html\" target=\"_blank\" rel=\"noopener\">fungsi scipy.stats.norm.ppf()<\/a> <span style=\"color: #000000;\">, yang menggunakan sintaks berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>scipy.stats.norm.ppf(q)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>q:<\/strong> Tingkat signifikansi untuk digunakan<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Contoh berikut mengilustrasikan cara mencari nilai Z kritis untuk tes tangan kiri, tes tangan kanan, dan tes dua sisi.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Tes kiri<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita ingin mencari nilai Z kritis untuk pengujian kiri dengan tingkat signifikansi 0,05:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> scipy.stats\n\n<span style=\"color: #008080;\">#find Z critical value<\/span>\nscipy.stats.norm.ppf(.05)\n\n-1.64485\n<\/strong><\/pre>\n<p data-slot-rendered-dynamic=\"true\"> <span style=\"color: #000000;\">Nilai Z kritisnya adalah <strong>-1.64485<\/strong> . Jadi, jika statistik pengujian kurang dari nilai tersebut, maka hasil pengujian tersebut signifikan secara statistik.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Tes yang benar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita ingin mencari nilai kritis Z untuk uji lateral kanan dengan tingkat signifikansi 0,05:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> scipy.stats\n\n<span style=\"color: #008080;\">#find Z critical value<\/span>\nscipy.stats.norm.ppf(1-.05)\n\n1.64485\n<\/strong><\/pre>\n<p data-slot-rendered-dynamic=\"true\"> <span style=\"color: #000000;\">Nilai Z kritisnya adalah <strong>1,64485<\/strong> . Jadi, jika statistik pengujian lebih besar dari nilai tersebut, maka hasil pengujian tersebut signifikan secara statistik.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Tes dua sisi<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita ingin mencari nilai Z kritis untuk pengujian dua sisi dengan tingkat signifikansi 0,05:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> scipy.stats\n\n<span style=\"color: #008080;\">#find Z critical value<\/span>\nscipy.stats.norm.ppf(1-.05\/2)\n\n1.95996\n<\/strong><\/pre>\n<p data-slot-rendered-dynamic=\"true\"> <span style=\"color: #000000;\">Setiap kali Anda melakukan pengujian dua sisi, akan ada dua nilai kritis. Dalam hal ini nilai kritis Z adalah <strong>1.95996<\/strong> dan <strong>-1.95996<\/strong> . Jadi, jika statistik pengujian kurang dari -1,95996 atau lebih besar dari 1,95996, maka hasil pengujian tersebut signifikan secara statistik.<\/span> <\/p>\n<div class=\"entry-content entry-content-single\" data-content-ads-inserted=\"true\">\n<div class=\"entry-content entry-content-single\" data-content-ads-inserted=\"true\">\n<p> <em><span style=\"color: #000000;\">Lihat<\/span> <a href=\"https:\/\/docs.scipy.org\/doc\/scipy\/reference\/generated\/scipy.stats.norm.html\" target=\"_blank\" rel=\"noopener\">dokumentasi SciPy<\/a> <span style=\"color: #000000;\">untuk mengetahui detail selengkapnya tentang fungsi norm.ppf().<\/span><\/em><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Setiap kali Anda melakukan uji hipotesis, Anda mendapatkan statistik uji. Untuk menentukan apakah hasil uji hipotesis signifikan secara statistik, Anda dapat membandingkan statistik uji tersebut dengan nilai Z kritis . Jika nilai absolut statistik uji lebih besar dari nilai Z kritis, maka hasil pengujian signifikan secara statistik. Untuk menemukan nilai Z kritis dalam Python, Anda [&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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara menemukan nilai kritis Z dengan Python \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"Penjelasan sederhana tentang cara menemukan nilai Z kritis dengan Python.\" \/>\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\/id\/z-nilai-kritis-python\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menemukan nilai kritis Z dengan Python \u2013 Statorials\" \/>\n<meta property=\"og:description\" content=\"Penjelasan sederhana tentang cara menemukan nilai Z kritis dengan Python.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T12:19:12+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/\",\"url\":\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/\",\"name\":\"Cara menemukan nilai kritis Z dengan Python \u2013 Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-28T12:19:12+00:00\",\"dateModified\":\"2023-07-28T12:19:12+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Penjelasan sederhana tentang cara menemukan nilai Z kritis dengan Python.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/z-nilai-kritis-python\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menemukan nilai z kritis dengan python\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/id\/#website\",\"url\":\"https:\/\/statorials.org\/id\/\",\"name\":\"Statorials\",\"description\":\"Panduan anda untuk kompetensi statistik!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/id\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Halo, saya Benjamin, pensiunan profesor statistika yang menjadi guru Statorial yang berdedikasi. 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