{"id":1876,"date":"2026-06-23T22:45:11","date_gmt":"2026-06-23T15:45:11","guid":{"rendered":"https:\/\/people.usd.ac.id\/~ydkristanto\/?page_id=1876"},"modified":"2026-06-24T16:44:06","modified_gmt":"2026-06-24T09:44:06","slug":"menemukan-ide-di-balik-uji-chi-kuadrat","status":"publish","type":"page","link":"https:\/\/people.usd.ac.id\/~ydkristanto\/index.php\/media-pengajaran\/menemukan-ide-di-balik-uji-chi-kuadrat\/","title":{"rendered":"Menemukan Ide di Balik Uji Chi-Kuadrat"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-content-justification-right\">\n<div class=\"wp-block-button is-style-outline\"><a class=\"wp-block-button__link\" href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/index.php\/learning-resources\/discovering-the-idea-behind-the-chi-squared-test\/\">EN<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"has-drop-cap\">Bayangkan sekelompok anak ditanya, &#8220;Apa yang membuatmu disukai oleh teman-temanmu?&#8221; Apakah mereka akan menjawab nilai yang bagus, prestasi olahraga, penampilan yang menawan, ataukah banyak uang? Lebih jauh lagi, apakah anak perempuan dan anak laki-laki memberikan jawaban yang berbeda? Pertanyaan-pertanyaan ini pernah diteliti oleh <a href=\"https:\/\/doi.org\/10.1080\/02701367.1992.10608764\" target=\"_blank\" rel=\"noreferrer noopener\">sekelompok peneliti dari Michigan State University, Amerika Serikat<\/a>. Sebagian data dari penelitian ini disajikan pada <a href=\"#gambar-1\">Gambar 1<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\" id=\"gambar-1\"><img loading=\"lazy\" width=\"1200\" height=\"675\" src=\"https:\/\/people.usd.ac.id\/~ydkristanto\/wp-content\/uploads\/2026\/06\/gender-personal-popularity.png\" alt=\"Diagram batang bertumpuk yang menampilkan proporsi pilihan untuk dua kelompok, yaitu anak laki-laki dan anak perempuan. Setiap batang dibagi menjadi empat kategori: nilai, olahraga, penampilan, dan uang. Pada kelompok laki-laki, sebagian besar memilih olahraga sebagai faktor yang paling penting agar seseorang disukai oleh teman-temannya. Pada kelompok perempuan, sebagian besar memilih penampilan. Pilihan nilai memiliki proporsi yang mirip pada kedua kelompok, sedangkan uang merupakan pilihan yang paling jarang dipilih oleh keduanya.\" class=\"wp-image-1895\"\/><figcaption>Gambar 1: Preferensi anak laki-laki dan perempuan mengenai faktor yang menurut mereka paling penting agar mereka disukai oleh teman-teman mereka<\/figcaption><\/figure>\n\n\n\n<p>Data yang disajikan pada <a href=\"#gambar-1\">Gambar 1<\/a> juga digambarkan secara lebih jelas dalam <a href=\"#calculator1\">Visualisasi 1<\/a>. Dalam <a href=\"#calculator1\">Visualiasi 1<\/a>, setiap anak digambarkan dengan sebuah kotak dan preferensi mereka direpresentasikan dengan warna kotak tersebut. Sebanyak 16 kotak di bagian atas menggambarkan preferensi kelompok anak perempuan sedangkan 16 kotak di bagian bawah menggambarkan preferensi anak laki-laki.<\/p>\n\n\n\n<p>Perhatikan kembali <a href=\"#gambar-1\">Gambar 1<\/a>! Apakah perbedaan yang tampak pada data yang disajikan oleh gambar tersebut menunjukkan adanya hubungan antara gender dan preferensi anak-anak? Ataukah perbedaan tersebut terjadi karena kebetulan semata? Melalui simulasi interaktif ini, kamu akan mengeksplorasi bagaimana uji chi-kuadrat membantu menjawab pertanyaan tersebut.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-gray-background-color has-background\"><div class=\"wp-block-group__inner-container\">\n<h3>Apakah Perbedaannya Hanya Kebetulan?<\/h3>\n\n\n\n<p>Mari mengandaikan bahwa gender tak berpengaruh terhadap preferensi anak. Dengan pengandaian seperti ini, data yang muncul akan seperti apa? Ayo klik &#8220;Acak&#8221; untuk melihatnya!<\/p>\n\n\n\n<div class=\"wp-block-columns alignwide\">\n<div class=\"wp-block-column\">\n<figure>\n<div id=\"calculator1\" class=\"aligncenter size-full\" style=\"width: 400px; height: 400px;\"><\/div>\n<figcaption>Visualisasi 1: Data asli [diadaptasi dari <a href=\"https:\/\/doi.org\/10.1080\/02701367.1992.10608764\" target=\"_blank\" rel=\"noopener\">Chase &amp; Dummer (1992)<\/a>]<\/figcaption>\n<\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<figure>\n<div id=\"calculator2\" class=\"aligncenter size-full\" style=\"width: 400px; height: 400px;\"><\/div>\n<figcaption>Visualisasi 2: Preferensi anak yang diletakkan secara acara acak (kiri), kemudian diurutkan per kelompoknya (kanan)<\/figcaption>\n<\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Hasil pengacakan dari <a href=\"#calculator2\">Visualisasi 2<\/a> juga disajikan dalam <a href=\"#tabel-kontingensi\">Tabel 1<\/a>. Kumpulan statistik <em>\u03c7<\/em>\u00b2 dari setiap pengacakan tersebut disajikan pada <a href=\"#calculator3\">Visualisasi 3<\/a>.<\/p>\n\n\n\n<table id=\"tabel-kontingensi\">\n  <caption>\n    Tabel 1: Distribusi preferensi berdasarkan gender\n  <\/caption>\n\n  <thead>\n    <tr>\n      <th>Gender<\/th>\n      <th>Nilai<\/th>\n      <th>Olahraga<\/th>\n      <th>Penampilan<\/th>\n      <th>Uang<\/th>\n    <\/tr>\n  <\/thead>\n\n  <tbody>\n    <tr>\n      <td>Perempuan<\/td>\n      <td id=\"cell11\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell12\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell13\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell14\" style=\"text-align: right;\"><\/td>\n    <\/tr>\n    <tr>\n      <td>Laki-laki<\/td>\n      <td id=\"cell21\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell22\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell23\" style=\"text-align: right;\"><\/td>\n      <td id=\"cell24\" style=\"text-align: right;\"><\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-style-twentytwentyone-border\"><div class=\"wp-block-group__inner-container\">\n<p class=\"has-small-font-size\"><strong>Catatan:<\/strong> Baik pada <a href=\"#calculator1\">Visualisasi 1<\/a> maupun <a href=\"#calculator2\">Visualisasi 2<\/a> kamu melihat statistik chi-kuadrat (<em>\u03c7<\/em>\u00b2). Sederhananya, statistik ini mengukur seberapa berbeda pola pada data dari pola yang diharapkan jika tidak ada hubungan antara kedua variabel.<\/p>\n<\/div><\/div>\n\n\n\n<p>Perhatikan distribusi nilai-nilai <em>\u03c7<\/em>\u00b2 pada <a href=\"#calculator3\">Visualisasi 3<\/a>. Ingat, nilai-nilai  <em>\u03c7<\/em>\u00b2 tersebut diperoleh dengan mengandaikan bahwa gender tak berpengaruh terhadap preferensi anak.<\/p>\n\n\n\n<figure>\n<div id=\"calculator3\" class=\"aligncenter size-full\" style=\"width: 480px; height: 360px;\"><\/div>\n<figcaption>Visualisasi 3: Distribusi nilai <i>\u03c7<\/i>\u00b2 dari pengacakan berulang<\/figcaption>\n<\/figure>\n\n<script>\n  var calculator1 = Desmos.GraphingCalculator(document.getElementById('calculator1'), {\n    expressions: false,\n    settingsMenu: false,\n    trace: false\n  });\n  var calculator2 = Desmos.GraphingCalculator(document.getElementById('calculator2'), {\n    expressions: false,\n    settingsMenu: false,\n    trace: false\n  });\n  var calculator3 = Desmos.GraphingCalculator(document.getElementById('calculator3'), {\n    expressions: false,\n    settingsMenu: false,\n    trace: false\n  });\n\n  var state1 = {\n    \"version\": 11,\n    \"graph\": {\n        \"viewport\": {\n            \"xmin\": -4,\n  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\"expression\",\n                \"id\": \"116\",\n                \"folderId\": \"94\",\n                \"color\": \"#c74440\",\n                \"latex\": \"E_{24}=\\\\frac{2\\\\cdot8}{16}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"118\",\n                \"folderId\": \"94\",\n                \"color\": \"#388c46\",\n                \"latex\": \"H_{E}=\\\\left[E_{11},E_{12},E_{13},E_{14},E_{21},E_{22},E_{23},E_{24}\\\\right]\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"120\",\n                \"folderId\": \"94\",\n                \"text\": \"Chi kuadrat:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"121\",\n                \"folderId\": \"94\",\n                \"color\": \"#000000\",\n                \"latex\": \"c_{hi}=\\\\left\\\\{n_{klik}=0:8.2238,n_{klik}\\\\ge1:\\\\operatorname{total}\\\\left(\\\\frac{\\\\left(H_{f}-H_{E}\\\\right)^{2}}{H_{E}}\\\\right)\\\\right\\\\}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"122\",\n                \"folderId\": \"94\",\n                \"color\": \"#c74440\",\n                \"latex\": \"t_{chi}=\\\\operatorname{round}\\\\left(c_{hi},4\\\\right)\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"138\",\n                \"folderId\": \"94\",\n                \"color\": \"#c74440\",\n                \"latex\": \"H_{chi}=\\\\left[\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"139\",\n                \"folderId\": \"94\",\n                \"color\": \"#2d70b3\",\n                \"latex\": \"t_{ambah}=H_{chi}\\\\to\\\\operatorname{join}\\\\left(H_{chi},c_{hi}\\\\right)\"\n            },\n            {\n                \"type\": \"folder\",\n                \"id\": \"125\",\n                \"title\": \"Visualisasi chi kuadrat\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"134\",\n                \"folderId\": \"125\",\n                \"text\": \"Garis bilangan:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"127\",\n                \"folderId\": \"125\",\n                \"color\": \"#388c46\",\n                \"latex\": \"g_{kecil}=\\\\left[0.6,0.6+\\\\frac{11.8}{15}...12.4\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"128\",\n                \"folderId\": \"125\",\n                \"color\": \"#6042a6\",\n                \"latex\": \"g_{besar}=\\\\left[0.6,0.6+5\\\\cdot\\\\frac{11.8}{15}...12.4\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"131\",\n                \"folderId\": \"125\",\n                \"color\": \"#c74440\",\n                \"latex\": \"g_{teks}=\\\\left[0,5,10,15\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"126\",\n                \"folderId\": \"125\",\n                \"color\": \"#000000\",\n                \"latex\": \"y=-0.5\\\\left\\\\{0.6\\\\le x\\\\le12.4\\\\right\\\\}\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"129\",\n                \"folderId\": \"125\",\n                \"color\": \"#000000\",\n                \"latex\": \"x=g_{kecil}\\\\left\\\\{-0.6\\\\le y\\\\le-0.5\\\\right\\\\}\",\n                \"lineWidth\": \"1\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"130\",\n                \"folderId\": \"125\",\n                \"color\": \"#000000\",\n                \"latex\": \"x=g_{besar}\\\\left\\\\{-0.7\\\\le y\\\\le-0.5\\\\right\\\\}\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"132\",\n                \"folderId\": \"125\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(g_{besar},-0.7\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"${g_teks}\",\n                \"hidden\": true,\n                \"labelOrientation\": \"below\",\n                \"labelSize\": \".8\",\n                \"pointOpacity\": \".8\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"136\",\n                \"folderId\": \"125\",\n                \"text\": \"Titik chi kuadrat:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"137\",\n                \"folderId\": \"125\",\n                \"color\": \"#c74440\",\n                \"latex\": \"\\\\left(\\\\frac{59}{75}c_{hi}+0.6,-0.5\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"`\\\\chi^2=${t_{chi}}`\",\n                \"labelOrientation\": \"above\",\n                \"labelSize\": \".8\"\n            },\n            {\n                \"type\": \"folder\",\n                \"id\": \"78\",\n                \"title\": \"Tombol\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"90\",\n                \"folderId\": \"78\",\n                \"text\": \"Parameter:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"91\",\n                \"folderId\": \"78\",\n                \"color\": \"#388c46\",\n                \"latex\": \"n_{klik}=0\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"80\",\n                \"folderId\": \"78\",\n                \"text\": \"Acak:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"81\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(12.75,10.75\\\\right),\\\\left(9.75,10.75\\\\right),\\\\left(9.75,9.75\\\\right),\\\\left(12.75,9.75\\\\right)\\\\right)\",\n                \"lines\": false,\n                \"colorLatex\": \"w_{putih}\",\n                \"fillOpacity\": \"1\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"85\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(12.75,10.75\\\\right),\\\\left(9.75,10.75\\\\right),\\\\left(9.75,9.75\\\\right),\\\\left(12.75,9.75\\\\right)\\\\right)\",\n                \"fillOpacity\": \"0\",\n                \"lineWidth\": \"1.5\",\n                \"clickableInfo\": {\n                    \"enabled\": true,\n                    \"latex\": \"n_{klik}\\\\to n_{klik}+1,a_{cak},t_{ambah}\"\n                }\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"87\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(\\\\frac{12.75+9.75}{2},\\\\frac{10.75+9.75}{2}\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"Acak\",\n                \"hidden\": true,\n                \"labelSize\": \".8\",\n                \"pointOpacity\": \".8\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"83\",\n                \"folderId\": \"78\",\n                \"text\": \"Ulang:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"140\",\n                \"folderId\": \"78\",\n                \"color\": \"#c74440\",\n                \"latex\": \"u_{lang}=n_{klik}\\\\to0,H_{chi}\\\\to\\\\left[\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"84\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(12.75-3.25,10.75\\\\right),\\\\left(9.75-3.25,10.75\\\\right),\\\\left(9.75-3.25,9.75\\\\right),\\\\left(12.75-3.25,9.75\\\\right)\\\\right)\\\\left\\\\{n_{klik}\\\\ge1\\\\right\\\\}\",\n                \"lines\": false,\n                \"colorLatex\": \"w_{putih}\",\n                \"fillOpacity\": \"1\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"86\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(12.75-3.25,10.75\\\\right),\\\\left(9.75-3.25,10.75\\\\right),\\\\left(9.75-3.25,9.75\\\\right),\\\\left(12.75-3.25,9.75\\\\right)\\\\right)\\\\left\\\\{n_{klik}\\\\ge1\\\\right\\\\}\",\n                \"fillOpacity\": \"0\",\n                \"lineWidth\": \"1.5\",\n                \"clickableInfo\": {\n                    \"enabled\": true,\n                    \"latex\": \"u_{lang}\"\n                }\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"88\",\n                \"folderId\": \"78\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(\\\\frac{12.75+9.75}{2}-3.25,\\\\frac{10.75+9.75}{2}\\\\left\\\\{n_{klik}\\\\ge1\\\\right\\\\}\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"Ulang\",\n                \"hidden\": true,\n                \"labelSize\": \".8\",\n                \"pointOpacity\": \".8\"\n            },\n            {\n                \"type\": \"folder\",\n                \"id\": \"28\",\n                \"title\": \"Warna\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"29\",\n                \"folderId\": \"28\",\n                \"color\": \"#000000\",\n                \"latex\": \"w_{putih}=\\\\operatorname{rgb}\\\\left(255,255,255\\\\right)\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"35\",\n                \"folderId\": \"28\",\n                \"color\": \"#000000\",\n                \"latex\": \"r_{0}\\\\left(x\\\\right)=\\\\left\\\\{x=1:166,x=2:31,x=3:178,x=4:51\\\\right\\\\}\",\n                \"hidden\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"36\",\n                \"folderId\": \"28\",\n                \"color\": \"#c74440\",\n                \"latex\": \"g_{0}\\\\left(x\\\\right)=\\\\left\\\\{x=1:206,x=2:120,x=3:223,x=4:160\\\\right\\\\}\",\n                \"hidden\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"37\",\n                \"folderId\": \"28\",\n                \"color\": \"#2d70b3\",\n                \"latex\": \"b_{0}\\\\left(x\\\\right)=\\\\left\\\\{x=1:227,x=2:180,x=3:138,x=4:44\\\\right\\\\}\",\n                \"hidden\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"38\",\n                \"folderId\": \"28\",\n                \"color\": \"#388c46\",\n                \"latex\": \"w_{kotak}=\\\\left\\\\{n_{klik}=0:\\\\operatorname{rgb}\\\\left(r_{0}\\\\left(y_{1}\\\\right),g_{0}\\\\left(y_{1}\\\\right),b_{0}\\\\left(y_{1}\\\\right)\\\\right),n_{klik}\\\\ge1:\\\\operatorname{rgb}\\\\left(r_{0}\\\\left(y_{2}\\\\right),g_{0}\\\\left(y_{2}\\\\right),b_{0}\\\\left(y_{2}\\\\right)\\\\right)\\\\right\\\\}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"46\",\n                \"folderId\": \"28\",\n                \"color\": \"#6042a6\",\n                \"latex\": \"w_{kotakUrut}=\\\\left\\\\{n_{klik}=0:\\\\operatorname{rgb}\\\\left(r_{0}\\\\left(y_{1}\\\\right),g_{0}\\\\left(y_{1}\\\\right),b_{0}\\\\left(y_{1}\\\\right)\\\\right),n_{klik}\\\\ge1:\\\\operatorname{rgb}\\\\left(r_{0}\\\\left(y_{2urut}\\\\right),g_{0}\\\\left(y_{2urut}\\\\right),b_{0}\\\\left(y_{2urut}\\\\right)\\\\right)\\\\right\\\\}\"\n            }\n        ]\n    },\n    \"includeFunctionParametersInRandomSeed\": true,\n    \"doNotMigrateMovablePointStyle\": true\n};\n  \n  var state3 = {\n    \"version\": 11,\n    \"graph\": {\n        \"viewport\": {\n            \"xmin\": -2.5,\n            \"ymin\": -0.3,\n            \"xmax\": 15,\n            \"ymax\": 1.2\n        },\n        \"showGrid\": false,\n        \"showXAxis\": false,\n        \"showYAxis\": false,\n        \"userLockedViewport\": true,\n        \"squareAxes\": false,\n        \"__v12ViewportLatexStash\": {\n            \"xmin\": \"-2.5\",\n            \"xmax\": \"15\",\n            \"ymin\": \"-0.3\",\n            \"ymax\": \"1.2\"\n        }\n    },\n    \"expressions\": {\n        \"list\": [\n            {\n                \"type\": \"folder\",\n                \"id\": \"8\",\n                \"title\": \"Variabel\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"1\",\n                \"folderId\": \"8\",\n                \"color\": \"#c74440\",\n                \"latex\": \"c_{hi}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"2\",\n                \"folderId\": \"8\",\n                \"color\": \"#2d70b3\",\n                \"latex\": \"H_{chi}=\\\\left[\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"44\",\n                \"folderId\": \"8\",\n                \"color\": \"#c74440\",\n                \"latex\": \"n_{klik}=0\"\n            },\n            {\n                \"type\": \"folder\",\n                \"id\": \"6\",\n                \"title\": \"Histogram\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"13\",\n                \"folderId\": \"6\",\n                \"text\": \"Dasar:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"16\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(-0.2,-0.1\\\\right),\\\\left(11,-0.1\\\\right),\\\\left(11,1.1\\\\right),\\\\left(-0.2,1.1\\\\right)\\\\right)\",\n                \"lines\": false,\n                \"colorLatex\": \"w_{putih}\",\n                \"fillOpacity\": \"1\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"26\",\n                \"folderId\": \"6\",\n                \"text\": \"Kisi-kisi:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"27\",\n                \"folderId\": \"6\",\n                \"color\": \"#388c46\",\n                \"latex\": \"L_{y}=\\\\left[0,0.2,...1\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"28\",\n                \"folderId\": \"6\",\n                \"color\": \"#6042a6\",\n                \"latex\": \"L_{x}=\\\\left[0...15\\\\right]\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"38\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"x=L_{x}\\\\left\\\\{-0.1\\\\le y\\\\le1.1\\\\right\\\\}\",\n                \"colorLatex\": \"w_{lightgray}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"39\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"x=\\\\left[0.5,1.5...14.5\\\\right]\\\\left\\\\{-0.1\\\\le y\\\\le1.1\\\\right\\\\}\",\n                \"colorLatex\": \"w_{lightgray}\",\n                \"lineWidth\": \"1\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"40\",\n                \"folderId\": \"6\",\n                \"color\": \"#2d70b3\",\n                \"latex\": \"y=\\\\left[0.2,0.4...1\\\\right]\\\\left\\\\{-0.2\\\\le x\\\\le15\\\\right\\\\}\",\n                \"colorLatex\": \"w_{lightgray}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"41\",\n                \"folderId\": \"6\",\n                \"color\": \"#2d70b3\",\n                \"latex\": \"y=\\\\left[0.1,0.3...0.9\\\\right]\\\\left\\\\{-0.2\\\\le x\\\\le15\\\\right\\\\}\",\n                \"colorLatex\": \"w_{lightgray}\",\n                \"lineWidth\": \"1\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"15\",\n                \"folderId\": \"6\",\n                \"text\": \"Histogram:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"3\",\n                \"folderId\": \"6\",\n                \"color\": \"#388c46\",\n                \"latex\": \"H=\\\\operatorname{join}\\\\left(H_{chi},c_{hi}\\\\right)\\\\left\\\\{n_{klik}\\\\ge1\\\\right\\\\}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"4\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"\\\\operatorname{histogram}\\\\left(H,1\\\\right)\",\n                \"disableGraphInteractions\": true,\n                \"dragMode\": \"NONE\",\n                \"vizProps\": {\n                    \"binAlignment\": \"left\",\n                    \"histogramMode\": \"relative\"\n                }\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"17\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"y=0\\\\left\\\\{-0.2\\\\le x\\\\right\\\\}\",\n                \"colorLatex\": \"w_{lightgray}\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"10\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"\\\\left(H_{chi},-0.05\\\\right)\",\n                \"pointOpacity\": \".5\",\n                \"pointSize\": \"8\",\n                \"movablePointSize\": \"8\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"11\",\n                \"folderId\": \"6\",\n                \"color\": \"#c74440\",\n                \"latex\": \"\\\\left(c_{hi},-0.05\\\\right)\\\\left\\\\{n_{klik}\\\\ge1\\\\right\\\\}\",\n                \"dragMode\": \"NONE\",\n                \"pointOutline\": true\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"19\",\n                \"folderId\": \"6\",\n                \"text\": \"Bingkai:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"20\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\operatorname{polygon}\\\\left(\\\\left(-0.2,-0.1\\\\right),\\\\left(16,-0.1\\\\right),\\\\left(16,1.1\\\\right),\\\\left(-0.2,1.1\\\\right)\\\\right)\",\n                \"fill\": false,\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"31\",\n                \"folderId\": \"6\",\n                \"text\": \"Tik:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"32\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"y=L_{y}\\\\left\\\\{-0.25\\\\le x\\\\le-0.2\\\\right\\\\}\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"33\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"x=L_{x}\\\\left\\\\{-0.12\\\\le y\\\\le-0.1\\\\right\\\\}\",\n                \"lineWidth\": \"1.5\"\n            },\n            {\n                \"type\": \"text\",\n                \"id\": \"35\",\n                \"folderId\": \"6\",\n                \"text\": \"Teks:\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"37\",\n                \"folderId\": \"6\",\n                \"color\": \"#388c46\",\n                \"latex\": \"L_{yPer}=L_{y}\\\\cdot100\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"36\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(-0.25,L_{y}\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"${L_{yPer}}%\",\n                \"hidden\": true,\n                \"labelOrientation\": \"left\",\n                \"labelSize\": \".8\",\n                \"pointOpacity\": \".8\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"42\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(L_{x},-0.12\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"${L_x}\",\n                \"hidden\": true,\n                \"labelOrientation\": \"below\",\n                \"labelSize\": \".8\",\n                \"pointOpacity\": \".8\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"43\",\n                \"folderId\": \"6\",\n                \"color\": \"#000000\",\n                \"latex\": \"\\\\left(8,-.22\\\\right)\",\n                \"showLabel\": true,\n                \"label\": \"`\\\\chi^2`\",\n                \"hidden\": true,\n                \"labelSize\": \".9\"\n            },\n            {\n                \"type\": \"folder\",\n                \"id\": \"22\",\n                \"title\": \"Warna\",\n                \"collapsed\": true\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"23\",\n                \"folderId\": \"22\",\n                \"color\": \"#c74440\",\n                \"latex\": \"w_{putih}=\\\\operatorname{rgb}\\\\left(255,255,255\\\\right)\"\n            },\n            {\n                \"type\": \"expression\",\n                \"id\": \"24\",\n                \"folderId\": \"22\",\n                \"color\": \"#c74440\",\n                \"latex\": \"w_{lightgray}=\\\\operatorname{rgb}\\\\left(211,211,211\\\\right)\"\n            }\n        ]\n    },\n    \"includeFunctionParametersInRandomSeed\": true,\n    \"doNotMigrateMovablePointStyle\": true\n};\n\n  calculator1.setState(state1);\n  calculator2.setState(state2);\n  calculator3.setState(state3);\n\n  \/\/ Source\n  var x1List = calculator2.HelperExpression({ latex: 'x_{1}' });\n  var y1List = calculator2.HelperExpression({ latex: 'y_{1}' });\n  var nklik = calculator2.HelperExpression({ latex: 'n_{klik}' });\n  var HfList = calculator2.HelperExpression({ latex: 'H_{f}' });\n  var statChi = calculator2.HelperExpression({ latex: 'c_{hi}' });\n  var statHchi = calculator2.HelperExpression({ latex: 'H_{chi}' });\n\n  \/\/ Sink\n  x1List.observe('listValue', function() {\n    var value = x1List.listValue;\n\tcalculator1.setExpression({ id: '19', latex: `x_{1}=[${value.join(',')}]` });\n  });\n  y1List.observe('listValue', function() {\n    var value = y1List.listValue;\n\tcalculator1.setExpression({ id: '18', latex: `y_{1}=[${value.join(',')}]` });\n  });\n  HfList.observe('listValue', function () {\n    var values = HfList.listValue;\n    document.getElementById('cell11').textContent = values[0];\n\tdocument.getElementById('cell12').textContent = values[1];\n\tdocument.getElementById('cell13').textContent = values[2];\n\tdocument.getElementById('cell14').textContent = values[3];\n\tdocument.getElementById('cell21').textContent = values[4];\n\tdocument.getElementById('cell22').textContent = values[5];\n\tdocument.getElementById('cell23').textContent = values[6];\n\tdocument.getElementById('cell24').textContent = values[7];\n  });\n  statChi.observe('numericValue', function() {\n    var value = statChi.numericValue;\n    if (!isNaN(value)) {\n      calculator3.setExpression({ id: '1', latex: `c_{hi}=${value}` });\n    }\n  });\n  nklik.observe('numericValue', function() {\n    var value = nklik.numericValue;\n    if (!isNaN(value)) {\n      calculator3.setExpression({ id: '44', latex: `n_{klik}=${value}` });\n    }\n  });\n  statHchi.observe('listValue', function() {\n    var value = statHchi.listValue;\n\tcalculator3.setExpression({ id: '2', latex: `H_{chi}=[${value.join(',')}]` });\n  });\n\n<\/script>\n\n\n\n<p>Berdasarkan <a href=\"#calculator3\">Visualisasi 3<\/a>, menurutmu, apakah perbedaan pola preferensi anak perempuan dan laki-laki yang tampak pada <a href=\"#gambar-1\">Gambar 1<\/a> atau <a href=\"#calculator1\">Visualisasi 1<\/a> (<em>\u03c7<\/em>\u00b2 \u2248 8,2238) terjadi karena kebetulan semata? Ataukah ada kesimpulan alternatif yang lebih masuk akal?<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group is-style-twentytwentyone-border\"><div class=\"wp-block-group__inner-container\">\n<div class=\"related-topics\">\n  <h3>Jelajahi topik-topik terkait<\/h3>\n  <p>Temukan konten-konten terkait lainnya dalam situs web ini.<\/p>\n  <ul class=\"topics-list\">\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Matematika\">Matematika<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Statistika\">Statistika<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Uji+Hipotesis\">Uji Hipotesis<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Uji+Chi+Kuadrat\">Uji Chi-Kuadrat<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Pengacakan\">Pengacakan<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Randomisasi\">Randomisasi<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Visualisasi+Data\">Visualisasi Data<\/a><\/li>\n    <li><a href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/?s=Sumber+Belajar+Interaktif\">Sumber Belajar Interaktif<\/a><\/li>\n  <\/ul>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Bayangkan sekelompok anak ditanya, &#8220;Apa yang membuatmu disukai oleh teman-temanmu?&#8221; Apakah mereka akan menjawab nilai yang bagus, prestasi olahraga, penampilan yang menawan, ataukah banyak uang? Lebih jauh lagi, apakah anak perempuan dan anak laki-laki memberikan jawaban yang berbeda? Pertanyaan-pertanyaan ini pernah diteliti oleh sekelompok peneliti dari Michigan State University, Amerika Serikat. Sebagian data dari penelitian&hellip; <a class=\"more-link\" href=\"https:\/\/people.usd.ac.id\/~ydkristanto\/index.php\/media-pengajaran\/menemukan-ide-di-balik-uji-chi-kuadrat\/\">Continue reading <span class=\"screen-reader-text\">Menemukan Ide di Balik Uji Chi-Kuadrat<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":1923,"parent":882,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Menemukan Ide di Balik Uji Chi-Kuadrat<\/title>\n<meta name=\"description\" content=\"Pelajari ide di balik uji chi-kuadrat melalui simulasi interaktif yang menunjukkan bagaimana statistik \u03c7\u00b2 membantu mengevaluasi apakah pola dalam data menunjukkan suatu hubungan atau dapat dijelaskan oleh kebetulan semata.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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