{"id":2605,"date":"2023-07-21T13:10:40","date_gmt":"2023-07-21T13:10:40","guid":{"rendered":"https:\/\/statorials.org\/id\/kuder-richardson-20\/"},"modified":"2023-07-21T13:10:40","modified_gmt":"2023-07-21T13:10:40","slug":"kuder-richardson-20","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/kuder-richardson-20\/","title":{"rendered":"Kuder-richardson formula 20 (definisi &amp; contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Rumus Kuder-Richardson 20<\/strong> , sering disingkat KR-20, digunakan untuk mengukur reliabilitas <a href=\"https:\/\/statorials.org\/id\/koherensi-internal\/\" target=\"_blank\" rel=\"noopener\">konsistensi internal<\/a> suatu tes yang setiap soalnya hanya mempunyai dua jawaban: benar atau salah.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Formula 20 Kuder-Richardson adalah sebagai berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>KR-20 = (k \/ (k-1)) * (1 \u2013 \u03a3p <sub>j<\/sub> q <sub>j<\/sub> \/ \u03c3 <sup>2<\/sup> )<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>k<\/strong> : Jumlah seluruh pertanyaan<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>p <sub>j<\/sub><\/strong> : Proporsi individu yang menjawab pertanyaan j dengan benar<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>q <sub>j<\/sub><\/strong> : Proporsi individu yang menjawab pertanyaan j salah<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>\u03c3 <sup>2<\/sup><\/strong> : Variasi skor seluruh individu yang mengikuti tes<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Nilai KR-20 berkisar antara 0 hingga 1, dengan nilai yang lebih tinggi menunjukkan keandalan yang lebih tinggi.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menghitung nilai KR-20 dalam praktiknya.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh: Perhitungan rumus Kuder-Richardson 20<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita memberikan tes 7 pertanyaan kepada 10 siswa.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Hasil tes tercantum di bawah ini di Excel, dengan 1 menunjukkan jawaban yang benar dan 0 menunjukkan jawaban yang salah:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-23006 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/kr1-1.jpg\" alt=\"\" width=\"629\" height=\"471\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Tangkapan layar berikut menunjukkan cara menghitung nilai KR-20 untuk pengujian ini:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-23007 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/kr2-1.jpg\" alt=\"\" width=\"596\" height=\"564\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Berikut adalah rumus yang digunakan di sel yang berbeda:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>B13<\/strong> : =JUMLAH(B2:B11) \/ 10<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B14<\/strong> : =1-B13<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B15<\/strong> : =B13*B14<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B17<\/strong> : =JUMLAH(B1:H1)<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B18<\/strong> : =JUMLAH(B15:H15)<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B19<\/strong> : =VAR.S(I2:I11)<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>B20<\/strong> : =(B17\/(B17-1))*(1-B18\/B19)<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Nilai KR-20 ternyata <strong>0,0603<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Nilai ini sangat rendah, hal ini menunjukkan bahwa tes tersebut tidak dapat diandalkan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Artinya, pertanyaan mungkin perlu ditulis ulang atau disusun ulang sedemikian rupa sehingga meningkatkan reliabilitas tes.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut ini memberikan penjelasan tentang istilah-istilah yang biasa digunakan untuk menilai validitas tes dan angket:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/koherensi-internal\/\" target=\"_blank\" rel=\"noopener\">Apa yang dimaksud dengan konsistensi internal?<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/analisis-keandalan\/\" target=\"_blank\" rel=\"noopener\">Apa itu analisis reliabilitas?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rumus Kuder-Richardson 20 , sering disingkat KR-20, digunakan untuk mengukur reliabilitas konsistensi internal suatu tes yang setiap soalnya hanya mempunyai dua jawaban: benar atau salah. Formula 20 Kuder-Richardson adalah sebagai berikut: KR-20 = (k \/ (k-1)) * (1 \u2013 \u03a3p j q j \/ \u03c3 2 ) Emas: k : Jumlah seluruh pertanyaan p j [&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>Kuder-Richardson Formula 20 (Definisi dan Contoh) \u2013 Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan rumus Kuder-Richardson 20, termasuk definisi formal dan contohnya.\" \/>\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\/kuder-richardson-20\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kuder-Richardson Formula 20 (Definisi dan Contoh) \u2013 Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan rumus Kuder-Richardson 20, termasuk definisi formal dan contohnya.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/kuder-richardson-20\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-21T13:10:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/kr1-1.jpg\" \/>\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\/kuder-richardson-20\/\",\"url\":\"https:\/\/statorials.org\/id\/kuder-richardson-20\/\",\"name\":\"Kuder-Richardson Formula 20 (Definisi dan Contoh) \u2013 Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-21T13:10:40+00:00\",\"dateModified\":\"2023-07-21T13:10:40+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan rumus Kuder-Richardson 20, termasuk definisi formal dan contohnya.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/kuder-richardson-20\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/kuder-richardson-20\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/kuder-richardson-20\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Kuder-richardson formula 20 (definisi &amp; 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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