{"id":250,"date":"2023-08-03T14:16:25","date_gmt":"2023-08-03T14:16:25","guid":{"rendered":"https:\/\/statorials.org\/ja\/%e6%ba%96%e5%88%86%e6%95%a3\/"},"modified":"2023-08-03T14:16:25","modified_gmt":"2023-08-03T14:16:25","slug":"%e6%ba%96%e5%88%86%e6%95%a3","status":"publish","type":"post","link":"https:\/\/statorials.org\/ja\/%e6%ba%96%e5%88%86%e6%95%a3\/","title":{"rendered":"\u6e96\u5206\u6563"},"content":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d71\u8a08\u306b\u304a\u3051\u308b\u6e96\u5206\u6563\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6e96\u5206\u6563\u306e\u8a08\u7b97\u65b9\u6cd5\u3001\u89e3\u6c7a\u3055\u308c\u305f\u6f14\u7fd2\u3001\u304a\u3088\u3073\u6e96\u5206\u6563\u3068\u5206\u6563\u306e\u9055\u3044\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u8a08\u7b97\u6a5f\u3092\u4f7f\u7528\u3057\u3066\u3001\u4efb\u610f\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-la-cuasivarianza\"><\/span>\u6e96\u5206\u6563\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7d71\u8a08\u5b66\u306b\u304a\u3051\u308b<strong>\u6e96\u5206\u6563\u306f<\/strong>\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u3070\u3089\u3064\u304d\u3092\u793a\u3059\u5206\u6563\u306e\u5c3a\u5ea6\u3067\u3059\u3002\u3088\u308a\u6b63\u78ba\u306b\u306f\u3001\u6e96\u5206\u6563\u306f\u3001\u504f\u5dee\u306e\u4e8c\u4e57\u306e\u5408\u8a08\u3092\u89b3\u6e2c\u5024\u306e\u7dcf\u6570\u304b\u3089 1 \u3092\u5f15\u3044\u305f\u5024\u3067\u5272\u3063\u305f\u3082\u306e\u306b\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u6e96\u5206\u6563\u306e\u8a18\u53f7\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0b549724a0e683e8a610c965ab71bd60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"35\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3069\u3061\u3089\u304b<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-c524e2c99de0d0c00774c93d2ef52b0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"33\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u3002\u3068\u3044\u3046\u8a18\u53f7\u3082\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-32b7e0177b393245eab2613fbda7ec59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{s}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"16\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u6e96\u5206\u6563\u3092\u8868\u73fe\u3057\u307e\u3059\u3002<\/p>\n<p>\u6e96\u5206\u6563\u306f\u3001\u504f\u308a\u3092\u56de\u907f\u3057\u306a\u304c\u3089\u30b5\u30f3\u30d7\u30eb\u306e\u5206\u6563\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6e96\u5206\u6563\u306f\u4e0d\u504f\u5206\u6563\u3068\u547c\u3070\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6e96\u5206\u6563\u306f\u6bcd\u96c6\u56e3\u5206\u6563\u306e\u512a\u308c\u305f\u63a8\u5b9a\u91cf\u3068\u306a\u308a\u307e\u3059\u3002\u5b9f\u969b\u3001\u6a19\u672c\u306e\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u306f\u3001\u5206\u6563\u306e\u516c\u5f0f\u306e\u4ee3\u308f\u308a\u306b\u6e96\u5206\u6563\u306e\u516c\u5f0f\u304c\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u3001\u3053\u308c\u3089 2 \u3064\u306e\u7d71\u8a08\u7684\u5c3a\u5ea6\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-cuasivarianza\"><\/span>\u6e96\u5206\u6563\u306e\u516c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001\u5024\u3068\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u5e73\u5747\u306e\u5dee\u306e\u4e8c\u4e57\u548c\u3092\u6c42\u3081\u3001\u305d\u308c\u3092\u30c7\u30fc\u30bf\u306e\u7dcf\u6570\u304b\u3089 1 \u3092\u5f15\u3044\u305f\u5024\u3067\u5272\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001<strong>\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u5f0f\u306f<\/strong>\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/p>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quasivariance.png\" alt=\"\u6e96\u5206\u6563\u306e\u516c\u5f0f\" class=\"wp-image-5301\" width=\"358\" height=\"267\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\"margin-bottom:5px\">\u91d1\uff1a<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0b549724a0e683e8a610c965ab71bd60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"35\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u306f\u6e96\u5206\u6563\u3067\u3059\u3002<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-dad27a9703483183e1afd245f5232b83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_i\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"15\" style=\"vertical-align: -3px;\"><\/p>\n<p>\u30c7\u30fc\u30bf\u5024\u3067\u3059<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-31318c5dcb226c69e0818e5f7d2422b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"i\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u3002<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u306f\u30c7\u30fc\u30bf\u306e\u7dcf\u6570\u3067\u3059\u3002<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5b485d4231dfeb4b50ddf271c3abb0b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{X}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"17\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u306f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u5e73\u5747\u3067\u3059\u3002<\/li>\n<\/ul>\n<p> \ud83d\udc49<u style=\"text-decoration-color:#FF8A05;\">\u4ee5\u4e0b\u306e\u8a08\u7b97\u6a5f\u3092\u4f7f\u7528\u3057\u3066\u3001\u4efb\u610f\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/u><\/p>\n<p>\u306a\u305c n \u3067\u306f\u306a\u304f n-1 \u3067\u9664\u7b97\u3059\u308b\u306e\u304b\u7591\u554f\u306b\u601d\u308f\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3055\u3066\u3001\u305d\u308c\u306f\u504f\u308a\u3092\u6392\u9664\u3059\u308b\u3053\u3068\u3067\u3042\u308a\u3001\u3053\u306e\u65b9\u6cd5\u3067\u4e0d\u504f\u306e\u63a8\u5b9a\u91cf\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u307e\u3055\u306b\u3001\u6e96\u5206\u6563\u304c\u6bcd\u96c6\u56e3\u5206\u6563\u306e\u512a\u308c\u305f\u63a8\u5b9a\u5024\u3067\u3042\u308b\u7406\u7531\u3067\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-del-calculo-de-la-cuasivarianza\"><\/span>\u6e96\u5206\u6563\u8a08\u7b97\u306e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6e96\u5206\u6563\u306e\u5b9a\u7fa9\u3092\u7406\u89e3\u3057\u305f\u306e\u3067\u3001\u30c7\u30fc\u30bf\u7cfb\u5217\u306e\u6e96\u5206\u6563\u304c\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u7c21\u5358\u306a\u4f8b\u3092\u89e3\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u591a\u56fd\u7c4d\u4f01\u696d\u306e\u904e\u53bb 5 \u5e74\u9593\u306e\u7d4c\u6e08\u7684\u6210\u679c\u3092\u79c1\u305f\u3061\u306f\u77e5\u3063\u3066\u3044\u307e\u3059\u3002\u5927\u90e8\u5206\u306f\u5229\u76ca\u3092\u5f97\u307e\u3057\u305f\u304c\u3001\u3042\u308b\u5e74\u306b\u306f 1,150 \u4e07\u30012 \u5104\u3001-9 \u5104\u3001700 \u4e07\u30e6\u30fc\u30ed\u3068\u3044\u3046\u591a\u5927\u306a\u640d\u5931\u3092\u51fa\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u6700\u521d\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308b\u306e\u306f\u3001\u305d\u306e\u7b97\u8853\u5e73\u5747\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0a2fc458e6a80794b9b8fdc1120ddedb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{X}=\\cfrac{11+5+2+(-9)+7}{5}=3,2\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"257\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u30c7\u30fc\u30bf\u306e\u5e73\u5747\u5024\u304c\u308f\u304b\u3063\u305f\u3089\u3001\u6e96\u5206\u6563\u306e\u516c\u5f0f\u3092\u9069\u7528\u3057\u307e\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-757173b2ef76e4e1e3cd9f5302609c0c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{\\displaystyle\\sum_{i=1}^n\\left(x_i-\\overline{X}\\right)^2}{n-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"70\" width=\"171\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u305d\u3053\u3067\u3001\u904b\u52d5\u6307\u5c0e\u306b\u3088\u3063\u3066\u63d0\u4f9b\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u6b21\u306e\u5f0f\u306b\u4ee3\u5165\u3057\u307e\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-f911e419af54c571c2144aff70f2eee6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{\\displaystyle (11-3,2)^2+(5-3,2)^2+(2-3,2)^2+(-9-3,2)^2+(7-3,2)^2}{5-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"560\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u6f14\u7b97\u3092\u89e3\u304f\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5d64d58e69b766d9075ec1220386d8c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\sigma_{n-1}^2&amp;=\\cfrac{7,8^2+1,8^2+(-1,2)^2+(-12,2)^2+3,8^2}{5}\\\\[2ex]&amp;=\\cfrac{60,84+3,24+1,44+148,84+14,44}{5-1}\\\\[2ex]&amp;= \\cfrac{228,8}{4} \\\\[2ex]&amp;=57,2 \\ \\text{millones de euros}^2\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"210\" width=\"380\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u6e96\u5206\u6563\u306e\u5358\u4f4d\u306f\u7d71\u8a08\u30c7\u30fc\u30bf\u306e\u5358\u4f4d\u3068\u540c\u3058\u5358\u4f4d\u3067\u3059\u304c 2 \u4e57\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u306f 5,720 \u4e07<sup>2<\/sup>\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span><strong>\u53c2\u7167:<\/strong><a href=\"https:\/\/statorials.org\/ja\/\u6e96\u6a19\u6e96\u504f\u5dee\/\">\u6e96\u6a19\u6e96\u504f\u5dee<\/a><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"calculadora-de-la-cuasivarianza\"><\/span>\u6e96\u5206\u6563\u8a08\u7b97\u6a5f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6b21\u306e\u8a08\u7b97\u6a5f\u306b\u7d71\u8a08\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u5165\u529b\u3057\u3066\u3001\u305d\u306e\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306f\u30b9\u30da\u30fc\u30b9\u3067\u533a\u5207\u3089\u308c\u3001\u5c0f\u6570\u70b9\u3068\u3057\u3066\u30d4\u30ea\u30aa\u30c9\u3092\u4f7f\u7528\u3057\u3066\u5165\u529b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n<form action=\"\" method=\"post\"><textarea name=\"datos\" style=\"border:1.5px solid #4FC3F7; border-radius:15px;\" placeholder=\"8 2 1 5.7 6 ...\" required=\"\" oninvalid=\"this.setCustomValidity('Introduce los datos aqu\u00ed')\" oninput=\"this.setCustomValidity('')\"><\/textarea><\/p>\n<div style=\"text-align:center\"><input align=\"center\" style=\"border-radius:30px; margin: 20px\" type=\"submit\" name=\"submit\" value=\"\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\"><\/div>\n<\/form>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianza-y-cuasivarianza\"><\/span>\u5206\u6563\u3068\u6e96\u5206\u6563<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6700\u5f8c\u306b\u3001\u6e96\u5206\u6563\u3068\u5206\u6563\u306e\u9055\u3044\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002\u540d\u524d\u306f\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u8a08\u7b97\u65b9\u6cd5\u3082\u975e\u5e38\u306b\u4f3c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p><strong>\u6e96\u5206\u6563\u3068\u5206\u6563\u306e\u5dee\u304c<\/strong>\u5f0f\u306e\u5206\u6bcd\u306b\u306a\u308a\u307e\u3059\u3002\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001n-1 \u3067\u5272\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u5206\u6563\u306f n \u3067\u5272\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u6e96\u5206\u6563\u3068\u5206\u6563\u306f\u6570\u5b66\u7684\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002\u6e96\u5206\u6563\u306f\u5206\u6563\u306b n (\u30c7\u30fc\u30bf \u30dd\u30a4\u30f3\u30c8\u306e\u7dcf\u6570) \u3092\u639b\u3051\u3066 n-1 \u3067\u5272\u3063\u305f\u3082\u306e\u306b\u7b49\u3057\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-edb64336b2a906b1e594dd4ba79ba380_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{n}{n-1}\\cdot \\sigma^2\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"134\" style=\"vertical-align: 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href=\"https:\/\/statorials.org\/ja\/\u5206\u6563\/\">\u504f\u5dee\u306e\u30d7\u30ed\u30d1\u30c6\u30a3<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d71\u8a08\u306b\u304a\u3051\u308b\u6e96\u5206\u6563\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6e96\u5206\u6563\u306e\u8a08\u7b97\u65b9\u6cd5\u3001\u89e3\u6c7a\u3055\u308c\u305f\u6f14\u7fd2\u3001\u304a\u3088\u3073\u6e96\u5206\u6563\u3068\u5206\u6563\u306e\u9055\u3044\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u8a08\u7b97\u6a5f\u3092\u4f7f\u7528\u3057\u3066\u3001\u4efb\u610f\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5206\u6563\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059 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