{"id":728,"date":"2023-07-28T23:17:14","date_gmt":"2023-07-28T23:17:14","guid":{"rendered":"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/"},"modified":"2023-07-28T23:17:14","modified_gmt":"2023-07-28T23:17:14","slug":"perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/","title":{"rendered":"Interval keyakinan untuk kalkulator perbedaan antara rata-rata"},"content":{"rendered":"<p><script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjs\/5.1.1\/math.js\"><\/script><script src=\"https:\/\/cdn.jsdelivr.net\/npm\/jstat@latest\/dist\/jstat.min.js\"><\/script><\/p>\n<style>\n@import url('https:\/\/fonts.googleapis.com\/css?family=Droid+Serif|Raleway');<\/p>\n<p>.axis--y .domain {\n  display: none;\n}<\/p>\n<p>h1 {\ntext-align: center;\nfont-size: 50px;\nmargin-bottom: 0px;\nfont-family: 'Raleway', serif;\n}<\/p>\n<p>p {\ncolor: black;\nmargin-bottom: 15px;\nmargin-top: 15px;\nfont-family: 'Raleway', sans-serif;\n}<\/p>\n<p>#words {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\npadding-left: 100px;\n}<\/p>\n<p>#words_calc {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\npadding-left: 100px;\n}<\/p>\n<p>#hr_top {\nwidth: 30%;\nmargin-bottom: 0px;\nborder: none;\nheight: 2px;\ncolor: black;\nbackground-color: black;\n}<\/p>\n<p>#hr_bottom {\nwidth: 30%;\nmargin-top: 15px;\nborder: none;\nheight: 2px;\ncolor: black;\nbackground-color: black;\n}<\/p>\n<p>#words label, #words input, #words_calc input {\n    display: inline-block;\n    vertical-align: baseline;\n    width: 350px;\n    max-height: 35px;\n}<\/p>\n<p>    #buttonCalc {\n      border: 1px solid;\n      border-radius: 10px;\n      margin-top: 20px;\n      padding: 10px 10px;\n      cursor: pointer;\n      outline: none;\n      background-color: white;\n      color: black;\n      font-family: 'Work Sans', sans-serif;\n      border: 1px solid grey;\n      \/* Green *\/\n    }<\/p>\n<p>    #buttonCalc:hover {\n      background-color: #f6f6f6;\n      border: 1px solid black;\n    }<\/p>\n<p>#words_intro {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\n}\n<\/style>\n<div id=\"words_intro\"><b>Interval kepercayaan untuk selisih mean<\/b> adalah rentang nilai yang dapat memuat selisih sebenarnya antara dua mean populasi dengan tingkat kepercayaan tertentu.<\/div>\n<div id=\"words_intro\"> Rumus untuk menghitung selang kepercayaan adalah:<\/div>\n<div id=\"words_intro\"> Interval kepercayaan = ( <span style=\"text-decoration:overline\">x<\/span> <sub>1<\/sub> \u2013 <span style=\"text-decoration:overline\">x<\/span> <sub>2<\/sub> ) +\/- t*\u221a((s <sub>p<\/sub> <sup>2<\/sup> \/n <sub>1<\/sub> ) + (s <sub>p<\/sub> <sup>2<\/sup> \/n <sub>2<\/sub> ))<\/div>\n<div id=\"words_intro\"> Emas:<\/div>\n<div id=\"words_intro\">\n<ul>\n<li> <span style=\"text-decoration:overline\">x<\/span> <sub>1<\/sub> , <span style=\"text-decoration:overline\">x<\/span> <sub>2<\/sub> : rata-rata sampel 1, rata-rata sampel 2<\/li>\n<li> t : nilai t-kritis berdasarkan tingkat kepercayaan<\/li>\n<li> s <sub>p<\/sub> <sup>2<\/sup> : varians yang dikelompokkan<\/li>\n<li> n <sub>1<\/sub> , n <sub>2<\/sub> : ukuran sampel 1, ukuran sampel 2<\/li>\n<\/ul>\n<\/div>\n<div id=\"words_intro\"> Untuk mencari selang kepercayaan selisih antara dua mean, cukup isi kotak di bawah ini lalu klik tombol \u201cHitung\u201d.<\/div>\n<div id=\"words\"> <label><b><span style=\"text-decoration:overline\">x<\/span> <sub>1<\/sub><\/b> (rata-rata sampel 1)<\/label><input type=\"number\" id=\"x1\" value=\"15.1\"><\/div>\n<div id=\"words\"> <label><b>s <sub>1<\/sub><\/b> (sampel 1 standar deviasi)<\/label><input type=\"number\" id=\"s1\" value=\"4.3\"><\/div>\n<div id=\"words\"> <label><b>n <sub>1<\/sub><\/b> (sampel 1 ukuran)<\/label><input type=\"number\" id=\"n1\" value=\"22\"><\/div>\n<div id=\"words\"> <label><b><span style=\"text-decoration:overline\">x<\/span> <sub>2<\/sub><\/b> (rata-rata sampel 2)<\/label><input type=\"number\" id=\"x2\" value=\"14.3\"><\/div>\n<div id=\"words\"> <label><b>s <sub>2<\/sub><\/b> (standar deviasi sampel 2)<\/label><input type=\"number\" id=\"s2\" value=\"4.9\"><\/div>\n<div id=\"words\"> <label><b>n <sub>2<\/sub><\/b> (ukuran sampel 2)<\/label><input type=\"number\" id=\"n2\" value=\"22\"><\/div>\n<div id=\"words\"> <label><b>Tingkat kepercayaan diri<\/b><\/label> <input type=\"number\" id=\"conf\" value=\"0.95\" step=\"0.01\" min=\"0\" max=\"1\"><\/div>\n<div id=\"words_calc\"><input type=\"button\" id=\"buttonCalc\" onclick=\"calc()\" value=\"Calculate\"><\/div>\n<div>\n<p style=\"text-align:center\"> CI <span id=\"confOut\">95<\/span> % = [ <span id=\"low\">-2,0049<\/span> , <span id=\"high\">3,6049<\/span> ]<\/p>\n<\/div>\n<div id=\"words_intro\"> Anda dapat yakin <span id=\"confOut2\">95<\/span> % bahwa interval [ <span id=\"low2\">-2.0049<\/span> , <span id=\"high2\">3.6049<\/span> ] berisi perbedaan sebenarnya antara rata-rata populasi <sub>\u03bc1<\/sub> dan <sub>\u03bc2<\/sub> .<\/div>\n<p><script><\/p>\n<p>function calc() {<\/p>\n<p>\/\/get input values\nvar x1 = +document.getElementById('x1').value;\nvar s1 = +document.getElementById('s1').value;\nvar n1 = +document.getElementById('n1').value;\nvar x2 = +document.getElementById('x2').value;\nvar s2 = +document.getElementById('s2').value;\nvar n2 = +document.getElementById('n2').value;\nvar conf = +document.getElementById('conf').value;<\/p>\n<p>var confUse = conf - (-(1-conf)\/2);\nvar confOut = conf*100;\nvar df = n1 - (-1*n2) - 2;\nvar s2p = ((n1-1)*(Math.pow(s1,2)) - ((-1*(n2-1))*Math.pow(s2,2))) \/ df;<\/p>\n<p>\/\/calculate stuff\nvar meanDiff = x1-x2;\nvar t = jStat.studentt.inv(confUse, df);\nvar se = Math.sqrt((s2p\/n1) - (-1*s2p\/n2));<\/p>\n<p>var low = meanDiff - (t*se);\nvar high = meanDiff - (-1*t*se);\nconsole.log(s2p);<\/p>\n<p>\/\/output results\ndocument.getElementById('confOut').innerHTML = confOut;\ndocument.getElementById('confOut2').innerHTML = confOut;\ndocument.getElementById('low').innerHTML = low.toFixed(4);\ndocument.getElementById('low2').innerHTML = low.toFixed(4);\ndocument.getElementById('high').innerHTML = high.toFixed(4);\ndocument.getElementById('high2').innerHTML = high.toFixed(4);\n}<\/p>\n<p><\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Interval kepercayaan untuk selisih mean adalah rentang nilai yang dapat memuat selisih sebenarnya antara dua mean populasi dengan tingkat kepercayaan tertentu. Rumus untuk menghitung selang kepercayaan adalah: Interval kepercayaan = ( x 1 \u2013 x 2 ) +\/- t*\u221a((s p 2 \/n 1 ) + (s p 2 \/n 2 )) Emas: x 1 , [&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>Interval Keyakinan untuk Kalkulator Perbedaan Antara Rata-rata<\/title>\n<meta name=\"description\" content=\"Kalkulator ini menemukan interval kepercayaan untuk selisih antara dua rata-rata, berdasarkan masukan pengguna.\" \/>\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\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Interval Keyakinan untuk Kalkulator Perbedaan Antara Rata-rata\" \/>\n<meta property=\"og:description\" content=\"Kalkulator ini menemukan interval kepercayaan untuk selisih antara dua rata-rata, berdasarkan masukan pengguna.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T23:17:14+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\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/\",\"url\":\"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/\",\"name\":\"Interval Keyakinan untuk Kalkulator Perbedaan Antara Rata-rata\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-28T23:17:14+00:00\",\"dateModified\":\"2023-07-28T23:17:14+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Kalkulator ini menemukan interval kepercayaan untuk selisih antara dua rata-rata, berdasarkan masukan pengguna.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/perbedaan-kalkulator-interval-kepercayaan-antar-rata-rata\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Interval keyakinan untuk kalkulator perbedaan antara rata-rata\"}]},{\"@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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