{"id":2135,"date":"2023-07-23T13:28:51","date_gmt":"2023-07-23T13:28:51","guid":{"rendered":"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/"},"modified":"2023-07-23T13:28:51","modified_gmt":"2023-07-23T13:28:51","slug":"menafsirkan-cohens-d","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/","title":{"rendered":"Bagaimana menafsirkan d cohen (dengan contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Dalam statistik, kita sering menggunakan <a href=\"https:\/\/statorials.org\/id\/p-menghargai-signifikansi-statistik\/\" target=\"_blank\" rel=\"noopener\">nilai p<\/a> untuk menentukan apakah terdapat perbedaan yang signifikan secara statistik antara rata-rata dua kelompok.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Namun, meskipun nilai p dapat memberi tahu kita apakah terdapat perbedaan yang signifikan secara statistik antara dua kelompok, <a href=\"https:\/\/statorials.org\/id\/ukuran-efek\/\" target=\"_blank\" rel=\"noopener noreferrer\">ukuran efek<\/a> dapat memberi tahu kita seberapa besar perbedaan tersebut sebenarnya.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Salah satu ukuran ukuran efek yang paling umum adalah <strong>Cohen&#8217;s d<\/strong> , yang dihitung sebagai berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\">D Cohen = ( <span style=\"text-decoration: overline;\">x1<\/span> \u2013 <span style=\"text-decoration: overline;\">x2<\/span> ) <sub>\/<\/sub> <sub>\u221a<\/sub> <span style=\"border-top: 1px solid black;\"><sup>(<\/sup> <sup>s12<\/sup> <sub>+<\/sub> <sub>s22<\/sub> ) \/ 2<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"text-decoration: overline;\">x<\/span> <sub>1<\/sub> , <span style=\"text-decoration: overline;\">x<\/span> <sub>2<\/sub> : rata-rata sampel 1 dan sampel 2<\/span><\/li>\n<li> <span style=\"color: #000000;\">s <sub>1<\/sub> <sup>2<\/sup> , s <sub>2<\/sub> <sup>2<\/sup> : masing-masing varian sampel 1 dan sampel 2<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Dengan menggunakan rumus ini, inilah cara kami menafsirkan d Cohen:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">A <em>d<\/em> sebesar <strong>0,5<\/strong> menunjukkan bahwa rata-rata kedua kelompok berbeda sebesar 0,5 standar deviasi.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A <em>d<\/em> dari <strong>1<\/strong> menunjukkan bahwa rata-rata kelompok berbeda sebesar 1 standar deviasi.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A <em>d<\/em> dari <strong>2<\/strong> menunjukkan bahwa rata-rata kelompok berbeda sebesar 2 standar deviasi.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Dan seterusnya.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Berikut cara lain untuk menafsirkan d Cohen: ukuran efek 0,5 berarti nilai rata-rata orang di kelompok 1 adalah 0,5 standar deviasi di atas rata-rata orang di kelompok 2.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tabel berikut menunjukkan persentase individu di Grup 2 yang skornya lebih rendah dari rata-rata seseorang di Grup 1, berdasarkan Cohen&#8217;s d.<\/span><\/p>\n<div style=\"max-width: 50%; margin: 0 auto;\">\n<table>\n<tbody>\n<tr>\n<th> <strong><span style=\"color: #000000;\">Cohen d<\/span><\/strong><\/th>\n<th> <strong><span style=\"color: #000000;\">Persentase kelompok <em>2<\/em> yang berada di bawah rata-rata penduduk kelompok <em>1<\/em><\/span><\/strong><\/th>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">0,0<\/span><\/td>\n<td> <span style=\"color: #000000;\">50%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">0,2<\/span><\/td>\n<td> <span style=\"color: #000000;\">58%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">0,4<\/span><\/td>\n<td> <span style=\"color: #000000;\">66%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">0,6<\/span><\/td>\n<td> <span style=\"color: #000000;\">73%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">0,8<\/span><\/td>\n<td> <span style=\"color: #000000;\">79%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">1.0<\/span><\/td>\n<td> <span style=\"color: #000000;\">84%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">1.2<\/span><\/td>\n<td> <span style=\"color: #000000;\">88%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">1.4<\/span><\/td>\n<td> <span style=\"color: #000000;\">92%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">1.6<\/span><\/td>\n<td> <span style=\"color: #000000;\">95%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">1.8<\/span><\/td>\n<td> <span style=\"color: #000000;\">96%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">2.0<\/span><\/td>\n<td> <span style=\"color: #000000;\">98%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">2.5<\/span><\/td>\n<td> <span style=\"color: #000000;\">99%<\/span><\/td>\n<\/tr>\n<tr>\n<td> <span style=\"color: #000000;\">3.0<\/span><\/td>\n<td> <span style=\"color: #000000;\">99,9%<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p> <span style=\"color: #000000;\">Kita sering menggunakan aturan praktis berikut untuk menafsirkan d Cohen:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai <strong>0,2<\/strong> mewakili ukuran efek yang kecil.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai <strong>0,5<\/strong> mewakili ukuran efek sedang.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai <strong>0,8<\/strong> mewakili ukuran efek yang besar.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan bagaimana menafsirkan d Cohen dalam praktiknya.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh: penafsiran Cohen d<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan seorang ahli botani menerapkan dua jenis pupuk yang berbeda pada tanaman untuk menentukan apakah ada perbedaan yang signifikan dalam rata-rata pertumbuhan tanaman (dalam inci) setelah satu bulan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Berikut rangkuman pertumbuhan tanaman tiap kelompok:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Pupuk #1:<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"border-top: 1px solid black;\">x1<\/span> : <sub>15.2<\/sub><\/span><\/li>\n<li> <span style=\"color: #000000;\">hal <sub>1<\/sub> : 4.4<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>Pupuk #2:<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"border-top: 1px solid black;\">x2<\/span> <sub>:<\/sub> 14<\/span><\/li>\n<li> <span style=\"color: #000000;\">hal <sub>2<\/sub> : 3.6<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Inilah cara kita menghitung d Cohen untuk mengukur perbedaan antara rata-rata kedua kelompok:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">D Cohen = ( <span style=\"text-decoration: overline;\">x1<\/span> \u2013 <span style=\"text-decoration: overline;\">x2<\/span> ) <sub>\/<\/sub> <sub>\u221a<\/sub> <span style=\"border-top: 1px solid black;\"><sup>(<\/sup> <sup>s12<\/sup> <sub>+<\/sub> <sub>s22<\/sub> ) \/ 2<\/span><\/span><\/li>\n<li> <span style=\"color: #000000;\">D Cohen = (15,2 \u2013 14) \/ \u221a <span style=\"border-top: 1px solid black;\">(4,4 <sup>2<\/sup> + 3,6 <sup>2<\/sup> ) \/ 2<\/span><\/span><\/li>\n<li> <span style=\"color: #000000;\">D Cohen = 0,2985<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">D Cohen adalah <strong>0,2985<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Berikut cara menafsirkan nilai Cohen&#8217;s d: Rata-rata tinggi tanaman yang mendapat pupuk no. 1 adalah <strong>0,2985<\/strong> simpangan baku lebih besar dari rata-rata tinggi tanaman yang mendapat pupuk no. 2.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Dengan menggunakan aturan praktis yang disebutkan sebelumnya, kami akan menafsirkan ini sebagai ukuran efek yang kecil.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Dengan kata lain, baik terdapat perbedaan rata-rata pertumbuhan tanaman yang signifikan secara statistik antara kedua pupuk tersebut, perbedaan rata-rata antara kelompok tersebut tidaklah signifikan.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut menawarkan informasi tambahan tentang ukuran efek dan d Cohen:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/ukuran-efek\/\" target=\"_blank\" rel=\"noopener\">Ukuran efek: apa itu dan mengapa itu penting<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/cohens-d-unggul\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung d Cohen di Excel<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dalam statistik, kita sering menggunakan nilai p untuk menentukan apakah terdapat perbedaan yang signifikan secara statistik antara rata-rata dua kelompok. Namun, meskipun nilai p dapat memberi tahu kita apakah terdapat perbedaan yang signifikan secara statistik antara dua kelompok, ukuran efek dapat memberi tahu kita seberapa besar perbedaan tersebut sebenarnya. Salah satu ukuran ukuran efek yang [&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>Bagaimana menafsirkan d Cohen (dengan contoh) \u2013 Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan bagaimana menafsirkan d Cohen, dengan beberapa contoh.\" \/>\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\/menafsirkan-cohens-d\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bagaimana menafsirkan d Cohen (dengan contoh) \u2013 Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan bagaimana menafsirkan d Cohen, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-23T13:28:51+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=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/\",\"url\":\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/\",\"name\":\"Bagaimana menafsirkan d Cohen (dengan contoh) \u2013 Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-23T13:28:51+00:00\",\"dateModified\":\"2023-07-23T13:28:51+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan bagaimana menafsirkan d Cohen, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/menafsirkan-cohens-d\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Bagaimana menafsirkan d cohen (dengan contoh)\"}]},{\"@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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