{"id":2471,"date":"2023-07-22T03:20:55","date_gmt":"2023-07-22T03:20:55","guid":{"rendered":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/"},"modified":"2023-07-22T03:20:55","modified_gmt":"2023-07-22T03:20:55","slug":"deviasi-standar-tertimbang-dengan-python","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/","title":{"rendered":"Cara menghitung deviasi standar tertimbang dengan python"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Deviasi standar tertimbang<\/strong> adalah cara yang berguna untuk mengukur sebaran nilai dalam suatu kumpulan data ketika beberapa nilai dalam kumpulan data memiliki bobot lebih tinggi daripada nilai lainnya.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Rumus untuk menghitung simpangan baku tertimbang adalah:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-14345 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/pondere_sd1.png\" alt=\"\" width=\"218\" height=\"92\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>N :<\/strong> Jumlah total <a href=\"https:\/\/statorials.org\/id\/pengamatan-dalam-statistik\/\" target=\"_blank\" rel=\"noopener\">observasi<\/a><\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>M:<\/strong> Jumlah bobot bukan nol<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>w <sub>i<\/sub> :<\/strong> Vektor bobot<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>x <sub>i<\/sub> :<\/strong> Vektor nilai data<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong><span style=\"border-top: 1px solid black;\">x<\/span> :<\/strong> Rata-rata tertimbang<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Cara termudah untuk menghitung deviasi standar tertimbang dengan Python adalah dengan menggunakan fungsi <a href=\"https:\/\/www.statsmodels.org\/dev\/generated\/statsmodels.stats.weightstats.DescrStatsW.html\" target=\"_blank\" rel=\"noopener\">DescrStatsW()<\/a> dari paket statsmodels:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>DescrStatsW(values, weights=weights, ddof= <span style=\"color: #008000;\">1<\/span> ). <span style=\"color: #3366ff;\">std<\/span>\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan fungsi ini dalam praktiknya.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh: Deviasi Standar Tertimbang dengan Python<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita memiliki array nilai data berikut dan bobot yang sesuai:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define data values<\/span> \nvalues = [14, 19, 22, 25, 29, 31, 31, 38, 40, 41]\n\n<span style=\"color: #008080;\">#define weights\n<\/span>weights = [1, 1, 1.5, 2, 2, 1.5, 1, 2, 3, 2]\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung deviasi standar tertimbang untuk array nilai data ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">from<\/span> statsmodels. <span style=\"color: #3366ff;\">stats<\/span> . <span style=\"color: #3366ff;\">weightstats<\/span> <span style=\"color: #008000;\">import<\/span> DescrStatsW\n\n<span style=\"color: #008080;\">#calculate weighted standard deviation\n<\/span>DescrStatsW(values, weights=weights, ddof= <span style=\"color: #008000;\">1<\/span> ). <span style=\"color: #3366ff;\">std\n\n<span style=\"color: #000000;\">8.570050878426773\n<\/span><\/span><\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Deviasi standar tertimbang ternyata menjadi <strong>8,57<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kita juga dapat menggunakan <strong>var<\/strong> untuk menghitung varians tertimbang dengan cepat:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">from<\/span> statsmodels. <span style=\"color: #3366ff;\">stats<\/span> . <span style=\"color: #3366ff;\">weightstats<\/span> <span style=\"color: #008000;\">import<\/span> DescrStatsW\n\n<span style=\"color: #008080;\">#calculate weighted variance\n<\/span>DescrStatsW(values, weights=weights, ddof= <span style=\"color: #008000;\">1<\/span> ). <span style=\"color: #3366ff;\">var\n\n<span style=\"color: #000000;\">73.44577205882352<\/span><\/span><\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Varians tertimbangnya ternyata <strong>73,446<\/strong> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara menghitung standar deviasi tertimbang pada software statistik lainnya:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-excel\/\" target=\"_blank\" rel=\"noopener\">Cara Menghitung Deviasi Standar Tertimbang di Excel<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dalam-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung deviasi standar tertimbang di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Deviasi standar tertimbang adalah cara yang berguna untuk mengukur sebaran nilai dalam suatu kumpulan data ketika beberapa nilai dalam kumpulan data memiliki bobot lebih tinggi daripada nilai lainnya. Rumus untuk menghitung simpangan baku tertimbang adalah: Emas: N : Jumlah total observasi M: Jumlah bobot bukan nol w i : Vektor bobot x i : Vektor [&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 Menghitung Deviasi Standar Tertimbang dengan Python - Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah 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\/deviasi-standar-tertimbang-dengan-python\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara Menghitung Deviasi Standar Tertimbang dengan Python - Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T03:20:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/pondere_sd1.png\" \/>\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\/deviasi-standar-tertimbang-dengan-python\/\",\"url\":\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/\",\"name\":\"Cara Menghitung Deviasi Standar Tertimbang dengan Python - Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-22T03:20:55+00:00\",\"dateModified\":\"2023-07-22T03:20:55+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung deviasi standar tertimbang 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. Dengan pengalaman dan keahlian yang luas di bidang statistika, saya ingin berbagi ilmu untuk memberdayakan mahasiswa melalui Statorials. Baca selengkapnya\",\"sameAs\":[\"http:\/\/statorials.org\/id\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cara Menghitung Deviasi Standar Tertimbang dengan Python - Statologi","description":"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah contoh.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/","og_locale":"id_ID","og_type":"article","og_title":"Cara Menghitung Deviasi Standar Tertimbang dengan Python - Statologi","og_description":"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah contoh.","og_url":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/","og_site_name":"Statorials","article_published_time":"2023-07-22T03:20:55+00:00","og_image":[{"url":"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/pondere_sd1.png"}],"author":"Benjamin anderson","twitter_card":"summary_large_image","twitter_misc":{"Ditulis oleh":"Benjamin anderson","Estimasi waktu membaca":"1 menit"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/","url":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/","name":"Cara Menghitung Deviasi Standar Tertimbang dengan Python - Statologi","isPartOf":{"@id":"https:\/\/statorials.org\/id\/#website"},"datePublished":"2023-07-22T03:20:55+00:00","dateModified":"2023-07-22T03:20:55+00:00","author":{"@id":"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81"},"description":"Tutorial ini menjelaskan cara menghitung deviasi standar tertimbang dengan Python, dengan sebuah contoh.","breadcrumb":{"@id":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/#breadcrumb"},"inLanguage":"id","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/id\/deviasi-standar-tertimbang-dengan-python\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/statorials.org\/id\/"},{"@type":"ListItem","position":2,"name":"Cara menghitung deviasi standar tertimbang 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. Dengan pengalaman dan keahlian yang luas di bidang statistika, saya ingin berbagi ilmu untuk memberdayakan mahasiswa melalui Statorials. Baca selengkapnya","sameAs":["http:\/\/statorials.org\/id"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts\/2471"}],"collection":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/comments?post=2471"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/posts\/2471\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/media?parent=2471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/categories?post=2471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/id\/wp-json\/wp\/v2\/tags?post=2471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}