{"id":3079,"date":"2025-12-24T17:22:44","date_gmt":"2025-12-24T08:22:44","guid":{"rendered":"https:\/\/math-travel.com\/?p=3079"},"modified":"2026-03-06T02:30:54","modified_gmt":"2026-03-05T17:30:54","slug":"standard-deviation","status":"publish","type":"post","link":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/","title":{"rendered":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac"},"content":{"rendered":"\n<div class=\"wp-block-group has-border -border02 is-style-bg_grid\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"kv\">\n        <p>\u5165\u529b\u3057\u305f\u5024\u306e\u6a19\u6e96\u504f\u5dee\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002<br>\n          \u5024\u3092 &#8221; , &#8220;\uff08\u30ab\u30f3\u30de\uff09\u3067\u533a\u5207\u3063\u3066\u5165\u529b\u5f8c\u306b\u7b97\u51fa\u30dc\u30bf\u30f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n      <\/div>\n      <div class=\"input-form\">\n        <textarea class=\"input-num\" placeholder=\", \u3067\u533a\u5207\u3063\u3066\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\" oninput=\"textCheck(this)\"><\/textarea>\n      <\/div>\n      <div class=\"output\">\n        <p>\u6a19\u6e96\u504f\u5dee\u306f\u30c7\u30fc\u30bf\u306e\u3070\u3089\u3064\u304d\u3092\u6307\u3057\u3001<span class=\"sp\"><br><\/span>\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u306b\u3088\u308a\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001<span class=\"\"><br><\/span>\n          \u30c7\u30fc\u30bf\u6570:n\u3001\u5404\u30c7\u30fc\u30bf\u5024:x<span class=\"mini-font\">i<\/span>\u3001\u5e73\u5747:\u03bc\u3068\u3057\u305f\u3068\u304d\u3001<span class=\"sp\"><br><\/span>\n          s=<span class=\"root-symbol\">\u221a<\/span><span class=\"root\"><span class=\"fraction\"><span class=\"numerator\">1<\/span><span class=\"denominator\">n<\/span><\/span>\u03a3(x<span class=\"mini-font\">i<\/span> &#8211; \u03bc)<sup>2<\/sup><\/span>\u3088\u308a<\/p>\n        <p>\u5165\u529b\u30c7\u30fc\u30bf\u6570(n)\uff1a<span id=\"number-data\"><\/span><\/p>\n        <p>\u5206\u6563(s<sup>2<\/sup>)\uff1a<span id=\"dispersion\" class=\"bold\"><\/span><\/p>\n        <p>\u6a19\u6e96\u504f\u5dee(s)\uff1a<span id=\"standard-deviation\" class=\"bold\"><\/span><\/p>\n      <\/div>\n      <div class=\"btn\">\n        <input type=\"button\" value=\"\u7b97\u51fa\" id=\"cal-btn\">\n        <input type=\"button\" value=\"\u30ea\u30bb\u30c3\u30c8\" id=\"reset-btn\">\n      <\/div>\n<\/div><\/div>\n\n\n\n<p>\u4eca\u56de\u306f\u30c7\u30fc\u30bf\u306e\u5206\u6563\u306b\u95a2\u3059\u308b\u60a9\u307f\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-bg_stripe\">\u300c\u6a19\u6e96\u504f\u5dee\u306f\u4f55\u3092\u8868\u3057\u3066\u308b\u306e\uff1f\u300d<br>\u300c\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\u306f\uff1f\u300d<\/p>\n\n\n\n<p><br>\u4eca\u56de\u306f\u6a19\u6e96\u504f\u5dee\u306b\u95a2\u3059\u308b\u60a9\u307f\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3068\u306f\u3001\u300c<span class=\"yellow-hoso\">\u30c7\u30fc\u30bf\u306e\u6563\u3089\u3070\u308a\u306e\u5ea6\u5408\u3044<\/span>\u300d\u3092\u8868\u3059\u6307\u6a19\u306e1\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<p><span class=\"huto\">\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u304c\u6a19\u6e96\u504f\u5dee\u3067\u3059\u3002<\/span><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"542\" height=\"122\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\" class=\"wp-image-3127\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee.jpg 542w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee-300x68.jpg 300w\" sizes=\"(max-width: 542px) 100vw, 542px\" \/><\/figure>\n<\/div>\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001<span class=\"hutoaka\">\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9\u306b\u3064\u3044\u3066\u89e3\u8aac<\/span>\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"houshiki\">\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f<\/h2>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3068\u306f\u300c<span class=\"hutoaka\">\u30c7\u30fc\u30bf\u306e\u6563\u3089\u3070\u308a\u306e\u5ea6\u5408\u3044\u3092\u8868\u3059\u6307\u6a19<\/span>\u300d\u306e1\u3064\u3067\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"542\" height=\"122\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\" class=\"wp-image-3127\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee.jpg 542w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee-300x68.jpg 300w\" sizes=\"(max-width: 542px) 100vw, 542px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"huto\">\u5206\u6563\u306e\u5e73\u65b9\u6839\u3067\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n\n\n\n<div class=\"swell-block-capbox cap_box\"><div class=\"cap_box_ttl\"><span>\u5206\u6563\u306e\u516c\u5f0f<\/span><\/div><div class=\"cap_box_content\">\n<p>\u5909\u6570\\(x\\)\u306e\u5024\u304c\\(x_1,x_2,&#8230;,x_n\\)\u3067\u3001\u5e73\u5747\u304c\\(\\bar{x}\\)\u306e\u3068\u304d<br>\u5206\u6563\\(s^{2}\\)\u306f\u3001<\/p>\n\n\n\n<p>\\begin{eqnarray}<br>\\displaystyle s^{2}&amp;=&amp;\\frac{1}{n}\\{(x_{1}-\\bar{x})^{2}+(x_{2}-\\bar{x})^{2}+&#8230;+(x_{n}-\\bar{x})^{2}\\}\\\\<br>\\displaystyle&nbsp;&amp;=&amp;\\frac{1}{n}\\sum_{i=1}^n (x_i-\\bar{x})^{2}<br>\\end{eqnarray}<\/p>\n\n\n\n<p>\u3082\u3057\u304f\u306f<\/p>\n\n\n\n<p>\\[\\displaystyle s^{2}=\\frac{1}{n}\\sum_{i=1}^n x_i^{2} -\\bar{x}^{2}\\]<\/p>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\\(s\\)\u306f\u5206\u6563\\(s^{2}\\)\u306e\u6b63\u306e\u5e73\u65b9\u6839<\/p>\n\n\n\n<p>\\[s=\\sqrt{s^{2}}\\]<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"motomekata\">\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9<\/h2>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\\(s \\)\u306f\u5206\u6563\\(s^2\\) \u3092\u4f7f\u3063\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"430\" height=\"80\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\" class=\"wp-image-3129\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f.jpg 430w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f-300x56.jpg 300w\" sizes=\"(max-width: 430px) 100vw, 430px\" \/><\/figure>\n<\/div>\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u306f<span class=\"yellow-hoso\">\u300c\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u300d<\/span>\u306a\u306e\u3067\u3001\u307e\u305a\u306f\u5206\u6563\u3092\u6c42\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"kizibox\">\n<p><span class=\"box-title\">\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9<\/span><\/p>\n<ol>\n<li>\u5e73\u5747\u5024\u3092\u6c42\u3081\u308b<\/li>\n<li>\u504f\u5dee\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\uff08\u504f\u5dee\u306e2\u4e57\u5e73\u5747\uff09\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u308b<\/li>\n<\/ol>\n<\/div>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u3001\u4f8b\u3092\u3082\u3068\u306b\u4e00\u7dd2\u306b\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3042\u308b\u30af\u30e9\u30b9\u3067\u6570\u5b66\u2160\u306e\u30c6\u30b9\u30c8\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"413\" height=\"75\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u30c6\u30b9\u30c8\u7d50\u679c.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\" class=\"wp-image-3100\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u30c6\u30b9\u30c8\u7d50\u679c.jpg 413w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u30c6\u30b9\u30c8\u7d50\u679c-300x54.jpg 300w\" sizes=\"(max-width: 413px) 100vw, 413px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"oomozi\">1.\u5e73\u5747\u5024\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\u307e\u305a\u306f\u5e73\u5747\u5024\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\\[\\displaystyle \\frac{30+40+50+80+100}{5}=60\\]<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"463\" height=\"240\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2460.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\" class=\"wp-image-3102\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2460.jpg 463w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2460-300x156.jpg 300w\" sizes=\"(max-width: 463px) 100vw, 463px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"oomozi\">2.\u504f\u5dee\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\u504f\u5dee\u3068\u306f\u300c<span class=\"huto\">\u30c7\u30fc\u30bf\u3068\u5e73\u5747\u5024\u3068\u306e\u5dee<\/span>\u300d\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-capbox cap_box\"><div class=\"cap_box_ttl\"><span>\u504f\u5dee\u3092\u6c42\u3081\u308b<\/span><\/div><div class=\"cap_box_content\">\n<p>\u504f\u5dee\uff1d\uff08\u30c7\u30fc\u30bf\u5024\uff09-\uff08\u5e73\u5747\u5024\uff09<\/p>\n\n\n\n<p>\\begin{eqnarray}<br>30-60&amp;=&amp;-30\\\\<br>40-60&amp;=&amp;-20\\\\<br>50-60&amp;=&amp;-10\\\\<br>80-60&amp;=&amp;20\\\\<br>100-60&amp;=&amp;40<br>\\end{eqnarray}<\/p>\n<\/div><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"462\" height=\"240\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2461.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\" class=\"wp-image-3103\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2461.jpg 462w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2461-300x156.jpg 300w\" sizes=\"(max-width: 462px) 100vw, 462px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"oomozi\">3.\u5206\u6563\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\u5206\u6563\u306f\u300c<span class=\"huto\">\u504f\u5dee\u306e2\u4e57\u5e73\u5747<\/span>\u300d\u3067\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\\[\\displaystyle \\frac{900+400+100+400+1600}{5}=680\\]<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"544\" height=\"331\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2463.jpg\" alt=\"\" class=\"wp-image-3105\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2463.jpg 544w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u5206\u6563\u306e\u6c42\u3081\u65b9\u2463-300x183.jpg 300w\" sizes=\"(max-width: 544px) 100vw, 544px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"oomozi\">4.\u5206\u6563\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"430\" height=\"80\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\" class=\"wp-image-3129\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f.jpg 430w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f-300x56.jpg 300w\" sizes=\"(max-width: 430px) 100vw, 430px\" \/><\/figure>\n<\/div>\n\n\n<p>\u5206\u6563:680\u306e\u6b63\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\\[\\sqrt{680} \u2252 26.08\\]<\/p>\n\n\n\n<p><span class=\"huto\">\u3057\u305f\u304c\u3063\u3066\u3001\u6a19\u6e96\u504f\u5dee\u306f26.08<\/span><\/p>\n\n\n\n<p>\u3053\u308c\u3067\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"merit\">\u6a19\u6e96\u504f\u5dee\u306e\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u308b\u30e1\u30ea\u30c3\u30c8\u306f\u300c<span class=\"yellow-hoso\">\u30c7\u30fc\u30bf\u5168\u4f53\u306e\u3056\u3063\u304f\u308a\u3068\u3057\u305f\u5206\u5e03\u300d\u304c\u5206\u304b\u308b\u3053\u3068\u3067\u3059\u3002<\/span><\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u3042\u308b\u30c6\u30b9\u30c8\u7d50\u679c\u306e\u5206\u6563\u304c680\u3068\u8a00\u308f\u308c\u3066\u30d4\u30f3\u3068\u6765\u307e\u3059\u304b\uff1f\u304a\u305d\u3089\u304f\u8ab0\u3082\u5206\u304b\u3089\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u6a19\u6e96\u504f\u5dee\u304c26.08\u3060\u3068\u5206\u304b\u308b\u3068\u3001\u53d7\u9a13\u8005\u306e68%<span class=\"red-hoso\">\u304c\u201d\u5e73\u5747\u70b9\u00b126.08\u70b9&#8221;\u306e\u4e2d\u306b\u3044\u308b<\/span>\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"640\" height=\"405\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/a5897115c079c0875e78eac7dfe70ade.png\" alt=\"\u6a19\u6e96\u504f\u5dee\u306e\u30e1\u30ea\u30c3\u30c8\" class=\"wp-image-3124\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/a5897115c079c0875e78eac7dfe70ade.png 640w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/a5897115c079c0875e78eac7dfe70ade-300x190.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n<p>\u56f3\u306e\u3088\u3046\u306b\u3001\u6b63\u898f\u5206\u5e03\u306e\u5834\u5408\u3001<span class=\"huto\">\u5e73\u5747\u5024\u00b1\u6a19\u6e96\u504f\u5dee\u4e2d\u306b\u89b3\u6e2c\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u308b\u78ba\u7387\u306f68.3%\u306b\u306a\u308a\u307e\u3059\u3002<\/span><br>\u3053\u308c\u304c\u00b1\u6a19\u6e96\u504f\u5dee\u306e\uff12\u500d\u3001\uff13\u500d\u306b\u306a\u308b\u3068\u3055\u3089\u306b\u78ba\u7387\u306f\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table table-yellow is-all-centered\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7bc4\u56f2<\/th><th>\u7bc4\u56f2\u5185\u306b\u53ce\u307e\u308b\u78ba\u7387<\/th><\/tr><\/thead><tbody><tr><th>\u5e73\u5747\u5024\u00b1\u6a19\u6e96\u504f\u5dee<\/th><td>68.3%<\/td><\/tr><tr><th>\u5e73\u5747\u5024\u00b1\uff08\u6a19\u6e96\u504f\u5dee\u00d72\uff09<\/th><td>95.4%<\/td><\/tr><tr><th>\u5e73\u5747\u5024\u00b1\uff08\u6a19\u6e96\u504f\u5dee\u00d73\uff09<\/th><td>99.7%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"bunsan\">\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563<\/h2>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563\u306f\u4f55\u304c\u9055\u3046\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<p>\u3056\u3063\u304f\u308a\u3057\u305f\u8aac\u660e\u3067\u3059\u304c<span class=\"hutoaka\">\u8868\u3057\u3066\u3044\u308b\u5358\u4f4d<\/span>\u304c\u7570\u306a\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u304a\u8089\u306e\u91cd\u3055\u306b\u3064\u3044\u3066\u8abf\u3079\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u4f7f\u3046\u5358\u4f4d\u3092\u30b0\u30e9\u30e0\\(g\\)\u3060\u3068\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u5206\u6563\u306f\u30c7\u30fc\u30bf\u306e2\u4e57\u5e73\u5747\u306a\u306e\u3067\u3001\u6c42\u3081\u305f\u5206\u6563\u306e\u5358\u4f4d\u306f\\(g^2\\)\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u4e00\u65b9\u3067\u3001\u6a19\u6e96\u504f\u5dee\u306f\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u306a\u306e\u3067\u5358\u4f4d\u304c\\(g\\)\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u30c7\u30fc\u30bf\u306e\u6563\u3089\u3070\u308a\u306e\u5ea6\u5408\u3044\u3092\u8868\u3059\u3068\u304d\u306f\u3001\u5206\u6563\u306e\\(g^{2}\\)\u3088\u308a\u3082\u6a19\u6e96\u504f\u5dee\u3067\u8868\u3057\u305f\u65b9\u304c\u5206\u304b\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"612\" height=\"218\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563\u306e\u9055\u3044.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563\" class=\"wp-image-3136\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563\u306e\u9055\u3044.jpg 612w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u5206\u6563\u306e\u9055\u3044-300x107.jpg 300w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><\/figure>\n<\/div>\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u308b\u3053\u3068\u3067\u3001\u307b\u3068\u3093\u3069\u306e\u30c7\u30fc\u30bf\u304c\u300c<span class=\"huto\">\u5e73\u5747\u5024\u00b1\u6a19\u6e96\u504f\u5dee<\/span>\u300d\u306b\u53ce\u307e\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mondai\">\u6a19\u6e96\u504f\u5dee\uff1c\u7df4\u7fd2\u554f\u984c\uff1e<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"574\" height=\"151\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/04\/\u7121\u984c.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\uff1c\u7df4\u7fd2\u554f\u984c\uff1e\" class=\"wp-image-1109\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/04\/\u7121\u984c.jpg 574w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/04\/\u7121\u984c-300x79.jpg 300w\" sizes=\"(max-width: 574px) 100vw, 574px\" \/><\/figure>\n<\/div>\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3092\u7406\u89e3\u3057\u305f\u3068\u3053\u308d\u3067\u3001\u7df4\u7fd2\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u5148\u7a0b\u306e\u30c6\u30b9\u30c8\u3092B\u30af\u30e9\u30b9\u3067\u3082\u884c\u3063\u305f\u7d50\u679c\u3001\u3053\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"602\" height=\"112\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u7df4\u7fd2\u554f\u984c.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\uff1c\u7df4\u7fd2\u554f\u984c\uff1e\" class=\"wp-image-3123\" srcset=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u7df4\u7fd2\u554f\u984c.jpg 602w, https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u7df4\u7fd2\u554f\u984c-300x56.jpg 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/figure>\n<\/div>\n\n\n<p><span class=\"huto\">B\u30af\u30e9\u30b9\u306e\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u307e\u3057\u3087\u3046<\/span>\u3002<\/p>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9\u3092\u632f\u308a\u8fd4\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"kizibox\">\n<p><span class=\"box-title\">\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9<\/span><\/p>\n<ol>\n<li>\u5e73\u5747\u5024\u3092\u6c42\u3081\u308b<\/li>\n<li>\u504f\u5dee\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\uff08\u504f\u5dee\u306e2\u4e57\u5e73\u5747\uff09\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u308b<\/li>\n<\/ol>\n<\/div>\n\n\n\n<p><span class=\"oomozi\">1.\u5e73\u5747\u5024\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\\[\\displaystyle \\frac{40+55+60+70+75}{5}=60\\]<\/p>\n\n\n\n<p>\u5e73\u5747\u5024:60\u70b9<\/p>\n\n\n\n<p><span class=\"oomozi\">2.\u504f\u5dee\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\\begin{eqnarray}<br>40-60&amp;=&amp;-20\\\\<br>55-60&amp;=&amp;-5\\\\<br>60-60&amp;=&amp;0\\\\<br>70-60&amp;=&amp;10\\\\<br>75-60&amp;=&amp;15<br>\\end{eqnarray}<\/p>\n\n\n\n<p><span class=\"oomozi\">3.\u5206\u6563\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\\begin{eqnarray}<br>\\displaystyle s^{2}=\\frac{(-20)^2+(-5)^2+0+10^2+15^2}{5}\\\\<br>\\displaystyle&nbsp;&amp;=&amp;\\frac{400+25+0+100+225}{5}\\\\<br>\\displaystyle &amp;=&amp;\\frac{750}{5}\\\\<br>&amp;=&amp;150<br>\\end{eqnarray}<\/p>\n\n\n\n<p>\u5206\u6563\uff1a150<\/p>\n\n\n\n<p><span class=\"oomozi\">4.\u5206\u6563\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u308b<\/span><\/p>\n\n\n\n<p>\u5206\u6563\u304c150\u306a\u306e\u3067\u3001<\/p>\n\n\n\n<p>\\(\\sqrt{150}\u3000\u2252\u300012.25\\)<\/p>\n\n\n\n<div class=\"kizibox\"><span class=\"box-title\">\u89e3\u7b54<\/span>\u6a19\u6e96\u504f\u5dee\u300012.25<\/div>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -circle\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2024\/05\/math-travel-hukidashi7-150x150.webp\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u9ad8\u6821\u751f<\/span><\/div><div class=\"c-balloon__body -speaking -border-on\"><div class=\"c-balloon__text\">\n<p>\u81ea\u5206\u3067\u6a19\u6e96\u504f\u5dee\u3092\u6c42\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\uff01<\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-right\" data-col=\"gray\"><div class=\"c-balloon__icon -circle\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2024\/05\/math-travel-hukidashi1-150x150.webp\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30b7\u30fc\u30bf<\/span><\/div><div class=\"c-balloon__body -speaking -border-on\"><div class=\"c-balloon__text\">\n<p>\u3044\u3064\u3067\u3082\u6c42\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3057\u3088\u3046\uff01<\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"matome\">\u6a19\u6e96\u504f\u5dee\u3000\u307e\u3068\u3081<\/h2>\n\n\n\n<p><span class=\"huto\">\u4eca\u56de\u306f\u30c7\u30fc\u30bf\u306e\u5206\u6790\u304b\u3089\u6a19\u6e96\u504f\u5dee\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/span><\/p>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f<br>\u21d2<span class=\"huto\">\u30c7\u30fc\u30bf\u306e\u6563\u3089\u3070\u308a\u306e\u5ea6\u5408\u3044\u3092\u8868\u3059\u6307\u6a19<\/span><\/p>\n\n\n\n<div class=\"swell-block-capbox cap_box\"><div class=\"cap_box_ttl\"><span>\u5206\u6563\u306e\u516c\u5f0f<\/span><\/div><div class=\"cap_box_content\">\n<p><img decoding=\"async\" width=\"458\" height=\"103\" src=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee.jpg\" alt=\"\u6a19\u6e96\u504f\u5dee\"><\/p>\n\n\n\n<p>\u5909\u6570\\(x\\)\u306e\u5024\u304c\\(x_1,x_2,&#8230;,x_n\\)\u3067\u3001\u5e73\u5747\u304c\\(\\bar{x}\\)\u306e\u3068\u304d<br>\u5206\u6563\\(s^{2}\\)\u306f\u3001<\/p>\n\n\n\n<p>\\begin{eqnarray}<br>\\displaystyle s^{2}&amp;=&amp;\\frac{1}{n}\\{(x_{1}-\\bar{x})^{2}+(x_{2}-\\bar{x})^{2}+&#8230;+(x_{n}-\\bar{x})^{2}\\}\\\\<br>\\displaystyle&nbsp;&amp;=&amp;\\frac{1}{n}\\sum_{i=1}^n (x_i-\\bar{x})^{2}<br>\\end{eqnarray}<\/p>\n<\/div><\/div>\n\n\n\n<p>\u6a19\u6e96\u504f\u5dee\u306f<span class=\"yellow-hoso\">\u300c\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u300d<\/span>\u306a\u306e\u3067\u3001\u307e\u305a\u306f\u5206\u6563\u3092\u6c42\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"kizibox\">\n<p><span class=\"box-title\">\u6a19\u6e96\u504f\u5dee\u306e\u6c42\u3081\u65b9<\/span><\/p>\n<ol>\n<li>\u5e73\u5747\u5024\u3092\u6c42\u3081\u308b<\/li>\n<li>\u504f\u5dee\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\uff08\u504f\u5dee\u306e2\u4e57\u5e73\u5747\uff09\u3092\u6c42\u3081\u308b<\/li>\n<li>\u5206\u6563\u306e\u5e73\u65b9\u6839\u3092\u6c42\u3081\u308b<\/li>\n<\/ol>\n<\/div>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u6700\u5f8c\u307e\u3067\u8aad\u3093\u3067\u304f\u3060\u3055\u308a\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5165\u529b\u3057\u305f\u5024\u306e\u6a19\u6e96\u504f\u5dee\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002 \u5024\u3092 &#8221; , &#8220;\uff08\u30ab\u30f3\u30de\uff09\u3067\u533a\u5207\u3063\u3066\u5165\u529b\u5f8c\u306b\u7b97\u51fa\u30dc\u30bf\u30f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u6a19\u6e96\u504f\u5dee\u306f\u30c7\u30fc\u30bf\u306e\u3070\u3089\u3064\u304d\u3092\u6307\u3057\u3001\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u306b\u3088\u308a\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001 \u30c7\u30fc\u30bf\u6570 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5172,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[44,222],"tags":[45,10,11],"class_list":["post-3079","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-data","category-math-1","tag-45","tag-a","tag-11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\" \/>\n<meta property=\"og:description\" content=\"\u5165\u529b\u3057\u305f\u5024\u306e\u6a19\u6e96\u504f\u5dee\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002 \u5024\u3092 &#8221; , &#8220;\uff08\u30ab\u30f3\u30de\uff09\u3067\u533a\u5207\u3063\u3066\u5165\u529b\u5f8c\u306b\u7b97\u51fa\u30dc\u30bf\u30f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u6a19\u6e96\u504f\u5dee\u306f\u30c7\u30fc\u30bf\u306e\u3070\u3089\u3064\u304d\u3092\u6307\u3057\u3001\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u306b\u3088\u308a\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001 \u30c7\u30fc\u30bf\u6570 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\" \/>\n<meta property=\"og:site_name\" content=\"\u30de\u30b9\u30c8\u30e9\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-24T08:22:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-05T17:30:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"\u3086\u3046\u3084\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@https:\/\/twitter.com\/mathtora\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u3086\u3046\u3084\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"10\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\"},\"author\":{\"name\":\"\u3086\u3046\u3084\",\"@id\":\"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395\"},\"headline\":\"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\",\"datePublished\":\"2025-12-24T08:22:44+00:00\",\"dateModified\":\"2026-03-05T17:30:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\"},\"wordCount\":194,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png\",\"keywords\":[\"\u30c7\u30fc\u30bf\u306e\u5206\u6790\",\"\u6570\u5b66\u2160A\",\"\u9ad8\u6821\u6570\u5b66\"],\"articleSection\":[\"\u30c7\u30fc\u30bf\u306e\u5206\u6790\",\"\u6570\u5b661\"],\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\",\"url\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\",\"name\":\"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\",\"isPartOf\":{\"@id\":\"https:\/\/math-travel.jp\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png\",\"datePublished\":\"2025-12-24T08:22:44+00:00\",\"dateModified\":\"2026-03-05T17:30:54+00:00\",\"author\":{\"@id\":\"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395\"},\"breadcrumb\":{\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage\",\"url\":\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png\",\"contentUrl\":\"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png\",\"width\":1200,\"height\":630,\"caption\":\"\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u30de\u30b9\u30c8\u30e9TOP\u30da\u30fc\u30b8\",\"item\":\"https:\/\/math-travel.jp\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u6570\u5b661\",\"item\":\"https:\/\/math-travel.jp\/math-1\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/math-travel.jp\/#website\",\"url\":\"https:\/\/math-travel.jp\/\",\"name\":\"\u30de\u30b9\u30c8\u30e9\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8\",\"description\":\"\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/math-travel.jp\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395\",\"name\":\"\u3086\u3046\u3084\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/math-travel.jp\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4d305e300a68567ef8b0fcf2b1b0f737d3d5554876534b905de84ae49b754859?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4d305e300a68567ef8b0fcf2b1b0f737d3d5554876534b905de84ae49b754859?s=96&d=mm&r=g\",\"caption\":\"\u3086\u3046\u3084\"},\"description\":\"\u6570\u5b66\u6559\u80b2\u5c02\u9580\u5bb6\u30fb\u30aa\u30f3\u30e9\u30a4\u30f3\u5bb6\u5ead\u6559\u5e2b\u300c\u30b9\u30bf\u30c7\u30a3\u30c8\u30ec\u30fc\u30ca\u30fc\u300d\u4ee3\u8868 \u611b\u77e5\u6559\u80b2\u5927\u5b66\u6559\u80b2\u5b66\u90e8\u6570\u5b66\u9078\u4fee\u3092\u5352\u696d\u3002\u5c0f\u5b66\u6821\u30fb\u4e2d\u5b66\u6821\u30fb\u9ad8\u7b49\u5b66\u6821\u306e\u6559\u54e1\u514d\u8a31\u3092\u4fdd\u6301\u3057\u3001\u5b9f\u7528\u6570\u5b66\u6280\u80fd\u691c\u5b9a\u6e961\u7d1a\u3092\u6240\u6301\u3002 \u500b\u5225\u6307\u5c0e\u6b7410\u5e74\u3001\u3053\u308c\u307e\u3067\u306b\u6570\u767e\u540d\u4ee5\u4e0a\u306e\u53d7\u9a13\u751f\u3092\u76f4\u63a5\u6307\u5c0e\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u6559\u79d1\u66f8\u306e\u300c\u884c\u9593\u300d\u306b\u3042\u308b\u8ad6\u7406\u3092\u8a00\u8a9e\u5316\u3057\u3001\u6697\u8a18\u306b\u983c\u3089\u306a\u3044\u300c\u672c\u8cea\u7684\u306a\u6570\u5b66\u306e\u697d\u3057\u3055\u300d\u3092\u4f1d\u3048\u308b\u3053\u3068\u3092\u4fe1\u6761\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u73fe\u5728\u306f\u3001\u5168\u56fd\u306e\u751f\u5f92\u3092\u5bfe\u8c61\u3068\u3057\u305f\u30aa\u30f3\u30e9\u30a4\u30f3\u5bb6\u5ead\u6559\u5e2b\u300c\u30b9\u30bf\u30c7\u30a3\u30c8\u30ec\u30fc\u30ca\u30fc\u300d\u3092\u904b\u55b6\u3057\u3001\u504f\u5dee\u502440\u53f0\u304b\u3089\u306e\u9006\u8ee2\u5408\u683c\u3084\u3001\u6570\u5b66\u30a2\u30ec\u30eb\u30ae\u30fc\u306e\u514b\u670d\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\",\"sameAs\":[\"https:\/\/www.instagram.com\/mathtora\/\",\"https:\/\/x.com\/https:\/\/twitter.com\/mathtora\",\"https:\/\/www.youtube.com\/channel\/UCH36B2btgm4soZodctY1SJQ\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac","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:\/\/math-travel.jp\/math-1\/standard-deviation\/","og_locale":"ja_JP","og_type":"article","og_title":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac","og_description":"\u5165\u529b\u3057\u305f\u5024\u306e\u6a19\u6e96\u504f\u5dee\u3092\u7b97\u51fa\u3057\u307e\u3059\u3002 \u5024\u3092 &#8221; , &#8220;\uff08\u30ab\u30f3\u30de\uff09\u3067\u533a\u5207\u3063\u3066\u5165\u529b\u5f8c\u306b\u7b97\u51fa\u30dc\u30bf\u30f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u6a19\u6e96\u504f\u5dee\u306f\u30c7\u30fc\u30bf\u306e\u3070\u3089\u3064\u304d\u3092\u6307\u3057\u3001\u5206\u6563\u306e\u6b63\u306e\u5e73\u65b9\u6839\u306b\u3088\u308a\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001 \u30c7\u30fc\u30bf\u6570 [&hellip;]","og_url":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/","og_site_name":"\u30de\u30b9\u30c8\u30e9\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8","article_published_time":"2025-12-24T08:22:44+00:00","article_modified_time":"2026-03-05T17:30:54+00:00","og_image":[{"width":1200,"height":630,"url":"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png","type":"image\/png"}],"author":"\u3086\u3046\u3084","twitter_card":"summary_large_image","twitter_creator":"@https:\/\/twitter.com\/mathtora","twitter_misc":{"\u57f7\u7b46\u8005":"\u3086\u3046\u3084","\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"10\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#article","isPartOf":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/"},"author":{"name":"\u3086\u3046\u3084","@id":"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395"},"headline":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac","datePublished":"2025-12-24T08:22:44+00:00","dateModified":"2026-03-05T17:30:54+00:00","mainEntityOfPage":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/"},"wordCount":194,"commentCount":0,"image":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage"},"thumbnailUrl":"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png","keywords":["\u30c7\u30fc\u30bf\u306e\u5206\u6790","\u6570\u5b66\u2160A","\u9ad8\u6821\u6570\u5b66"],"articleSection":["\u30c7\u30fc\u30bf\u306e\u5206\u6790","\u6570\u5b661"],"inLanguage":"ja","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/math-travel.jp\/math-1\/standard-deviation\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/","url":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/","name":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac","isPartOf":{"@id":"https:\/\/math-travel.jp\/#website"},"primaryImageOfPage":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage"},"image":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage"},"thumbnailUrl":"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png","datePublished":"2025-12-24T08:22:44+00:00","dateModified":"2026-03-05T17:30:54+00:00","author":{"@id":"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395"},"breadcrumb":{"@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/math-travel.jp\/math-1\/standard-deviation\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#primaryimage","url":"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png","contentUrl":"https:\/\/math-travel.jp\/wp-content\/uploads\/2020\/11\/\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9.png","width":1200,"height":630,"caption":"\u6a19\u6e96\u504f\u5dee\u3068\u306f\uff1f\u6a19\u6e96\u504f\u5dee\u306e\u610f\u5473\u3068\u6c42\u3081\u65b9"},{"@type":"BreadcrumbList","@id":"https:\/\/math-travel.jp\/math-1\/standard-deviation\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u30de\u30b9\u30c8\u30e9TOP\u30da\u30fc\u30b8","item":"https:\/\/math-travel.jp\/"},{"@type":"ListItem","position":2,"name":"\u6570\u5b661","item":"https:\/\/math-travel.jp\/math-1\/"},{"@type":"ListItem","position":3,"name":"\u6a19\u6e96\u504f\u5dee\u306e\u516c\u5f0f\u3068\u6c42\u3081\u65b9\uff1a\u30c7\u30fc\u30bf\u306e\u300c\u30d0\u30e9\u3064\u304d\u300d\u3092\u6570\u5024\u5316\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac"}]},{"@type":"WebSite","@id":"https:\/\/math-travel.jp\/#website","url":"https:\/\/math-travel.jp\/","name":"\u30de\u30b9\u30c8\u30e9\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8","description":"\u9ad8\u6821\u6570\u5b66\u307e\u3068\u3081\u30b5\u30a4\u30c8","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/math-travel.jp\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/math-travel.jp\/#\/schema\/person\/b0d9d1e7e332261165c2f7318aa4d395","name":"\u3086\u3046\u3084","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/math-travel.jp\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/4d305e300a68567ef8b0fcf2b1b0f737d3d5554876534b905de84ae49b754859?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/4d305e300a68567ef8b0fcf2b1b0f737d3d5554876534b905de84ae49b754859?s=96&d=mm&r=g","caption":"\u3086\u3046\u3084"},"description":"\u6570\u5b66\u6559\u80b2\u5c02\u9580\u5bb6\u30fb\u30aa\u30f3\u30e9\u30a4\u30f3\u5bb6\u5ead\u6559\u5e2b\u300c\u30b9\u30bf\u30c7\u30a3\u30c8\u30ec\u30fc\u30ca\u30fc\u300d\u4ee3\u8868 \u611b\u77e5\u6559\u80b2\u5927\u5b66\u6559\u80b2\u5b66\u90e8\u6570\u5b66\u9078\u4fee\u3092\u5352\u696d\u3002\u5c0f\u5b66\u6821\u30fb\u4e2d\u5b66\u6821\u30fb\u9ad8\u7b49\u5b66\u6821\u306e\u6559\u54e1\u514d\u8a31\u3092\u4fdd\u6301\u3057\u3001\u5b9f\u7528\u6570\u5b66\u6280\u80fd\u691c\u5b9a\u6e961\u7d1a\u3092\u6240\u6301\u3002 \u500b\u5225\u6307\u5c0e\u6b7410\u5e74\u3001\u3053\u308c\u307e\u3067\u306b\u6570\u767e\u540d\u4ee5\u4e0a\u306e\u53d7\u9a13\u751f\u3092\u76f4\u63a5\u6307\u5c0e\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u6559\u79d1\u66f8\u306e\u300c\u884c\u9593\u300d\u306b\u3042\u308b\u8ad6\u7406\u3092\u8a00\u8a9e\u5316\u3057\u3001\u6697\u8a18\u306b\u983c\u3089\u306a\u3044\u300c\u672c\u8cea\u7684\u306a\u6570\u5b66\u306e\u697d\u3057\u3055\u300d\u3092\u4f1d\u3048\u308b\u3053\u3068\u3092\u4fe1\u6761\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u73fe\u5728\u306f\u3001\u5168\u56fd\u306e\u751f\u5f92\u3092\u5bfe\u8c61\u3068\u3057\u305f\u30aa\u30f3\u30e9\u30a4\u30f3\u5bb6\u5ead\u6559\u5e2b\u300c\u30b9\u30bf\u30c7\u30a3\u30c8\u30ec\u30fc\u30ca\u30fc\u300d\u3092\u904b\u55b6\u3057\u3001\u504f\u5dee\u502440\u53f0\u304b\u3089\u306e\u9006\u8ee2\u5408\u683c\u3084\u3001\u6570\u5b66\u30a2\u30ec\u30eb\u30ae\u30fc\u306e\u514b\u670d\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002","sameAs":["https:\/\/www.instagram.com\/mathtora\/","https:\/\/x.com\/https:\/\/twitter.com\/mathtora","https:\/\/www.youtube.com\/channel\/UCH36B2btgm4soZodctY1SJQ"]}]}},"_links":{"self":[{"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/posts\/3079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/comments?post=3079"}],"version-history":[{"count":14,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/posts\/3079\/revisions"}],"predecessor-version":[{"id":21639,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/posts\/3079\/revisions\/21639"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/media\/5172"}],"wp:attachment":[{"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/media?parent=3079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/categories?post=3079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/math-travel.jp\/wp-json\/wp\/v2\/tags?post=3079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}