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style=\"color: #0000ff;\">\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\uff08\u95a2\u9023\u4e8c\u7fa4\uff09\u3067\u306f\u3001\u540c\u3058\u500b\u4f53(\u540c\u3058\u4eba\u3001\u540c\u3058\u52d5\u7269\u3001\u540c\u3058\u7269\u306a\u3069)\u3092\u5229\u7528\u3057\u3066\u6bd4\u8f03\u3059\u308b\u3068\u304d\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>\u4f8b\u3048\u3070\u540c\u3058\u4eba\u306b\u3064\u3044\u3066\u3001\u300c\u85ac\u306e\u98f2\u3080\u524d\u3068\u98f2\u3093\u3060\u5f8c\u306e\u8840\u5727\u3092\u6bd4\u8f03\u3059\u308b\u300d\u3068\u3044\u3046\u5834\u5408\u3001\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3067<span style=\"color: #0000ff;\">\u540c\u3058\u500b\u4f53\u3092\u6bd4\u8f03\u3057\u306a\u3044\u5834\u5408\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\uff08\u72ec\u7acb\u4e8c\u7fa4\uff09\u3068\u306a\u308a\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u30af\u30e9\u30b9\u3054\u3068\u306b\u30c6\u30b9\u30c8\u306e\u70b9\u6570\u3092\u6bd4\u8f03\u3059\u308b\u5834\u5408\u3001\u540c\u3058\u4eba\u3092\u5229\u7528\u3057\u3066\u6bd4\u8f03\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u7570\u306a\u308b\u4eba\u3092\u6bd4\u8f03\u3059\u308b\u305f\u3081\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001\u6a19\u672c\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u5229\u7528\u3059\u308bt\u691c\u5b9a\u304c\u7570\u306a\u308b\u3053\u3068\u3092\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u203b\u3053\u3053\u304b\u3089\u306f\u300ct\u5206\u5e03\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3066\u3044\u308b\u300d\u3068\u3044\u3046\u524d\u63d0\u3067\u8a71\u3092\u9032\u3081\u3066\u3044\u304f\u305f\u3081\u3001t\u5206\u5e03\u3092\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001t\u691c\u5b9a\u306e\u524d\u306bt\u5206\u5e03\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u4e00\u6a19\u672ct\u691c\u5b9a\u3067\u306e\u7d71\u8a08\u51e6\u7406<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u5b9f\u969b\u306bt\u691c\u5b9a\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u6a19\u672c\u5e73\u5747\u3084\u6a19\u672c\u5206\u6563\uff08\u4e0d\u504f\u5206\u6563\uff09\u3092\u8a08\u7b97\u3059\u308c\u3070\u3001\u6bcd\u5e73\u5747\u306e\u63a8\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002\u3064\u307e\u308a\u3001t\u5206\u5e03\u306b\u3088\u3063\u3066\u6bcd\u5e73\u5747\u306e95%\u4fe1\u983c\u533a\u9593\uff08\u307e\u305f\u306f99%\u4fe1\u983c\u533a\u9593\uff09\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u6bcd\u5e73\u5747\u304c95%\u306e\u30c7\u30fc\u30bf\uff08\u307e\u305f\u306f99%\u306e\u30c7\u30fc\u30bf\uff09\u7bc4\u56f2\u306b\u542b\u307e\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u6a19\u672c\u30c7\u30fc\u30bf\u304c\u7570\u5e38\u3067\u3042\u308b\u304b\u3069\u3046\u304b\uff08\u901a\u5e38\u3068\u6bd4\u3079\u3066\u5dee\u304c\u3042\u308b\u304b\u3069\u3046\u304b\uff09\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u304ct\u691c\u5b9a\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u6a19\u672c\u5e73\u5747\u3092\\(\\overline{X}\\)\u3001\u6bcd\u5e73\u5747\u3092\\(\u03bc\\)\u3001\u81ea\u7531\u5ea6\u3092\\(n\\)\u3001\u6a19\u672c\u6a19\u6e96\u504f\u5dee\uff08\u4e0d\u504f\u6a19\u6e96\u504f\u5dee\uff09\u3092\\(s\\)\u3068\u3059\u308b\u3068\u3001t\u5206\u5e03\u3067\u306e\u7d71\u8a08\u91cfT\u306f\u4ee5\u4e0b\u306e\u5f0f\u306b\u3088\u3063\u3066\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/gef16.jpg\" alt=\"\" width=\"600\" height=\"90\" class=\"aligncenter size-full wp-image-5630\" \/><\/p>\n<p>\u305d\u3053\u3067\u3001\u4e00\u6a19\u672ct\u691c\u5b9a\u3067\u306f\u3053\u306e\u516c\u5f0f\u306b\u5024\u3092\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u4e00\u306420g\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u304a\u83d3\u5b50\u304c\u3042\u308a\u307e\u3059\u300210\u500b\u306e\u304a\u83d3\u5b50\u306e\u91cd\u3055\u3092\u4e00\u3064\u305a\u3064\u6e2c\u5b9a\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u7d50\u679c\u3067\u3057\u305f\u3002\u4e00\u306420g\u3068\u3044\u3046\u8868\u793a\u306f\u6b63\u3057\u3044\u3067\u3057\u3087\u3046\u304b\u3001\u305d\u308c\u3068\u3082\u865a\u507d\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\">19g<\/td>\n<td style=\"text-align: center;\">21g<\/td>\n<td style=\"text-align: center;\">18g<\/td>\n<td style=\"text-align: center;\">24g<\/td>\n<td style=\"text-align: center;\">20g<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">17g<\/td>\n<td style=\"text-align: center;\">15g<\/td>\n<td style=\"text-align: center;\">21g<\/td>\n<td style=\"text-align: center;\">18g<\/td>\n<td style=\"text-align: center;\">22g<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u307e\u305a\u3001\u5e30\u7121\u4eee\u8aac\u30fb\u5bfe\u7acb\u4eee\u8aac\u3068\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5e30\u7121\u4eee\u8aac\uff1a\u304a\u83d3\u5b50\u306e\u4e00\u3064\u306e\u91cd\u3055\u306b\u5dee\u304c\u306a\u3044<\/li>\n<li>\u5bfe\u7acb\u4eee\u8aac\uff1a\u304a\u83d3\u5b50\u306e\u4e00\u3064\u306e\u91cd\u3055\u306b\u5dee\u304c\u3042\u308b<\/li>\n<\/ul>\n<p>\u6bcd\u5e73\u5747\\(\u03bc\\)\u306f20g\u3067\u3042\u308a\u3001\u305d\u306e\u4ed6\u306e\u5024\u3092\u8a08\u7b97\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6a19\u672c\u5e73\u5747\\(\\overline{X}=19.5\\)<\/li>\n<li>\u81ea\u7531\u5ea6\uff08\u30b5\u30f3\u30d7\u30eb\u6570\uff09\\(n=10\\)<\/li>\n<li>\u6a19\u672c\u6a19\u6e96\u504f\u5dee\uff08<span>\u4e0d\u504f\u6a19\u6e96\u504f\u5dee<\/span>\uff09\\(s=2.64\\)<\/li>\n<\/ul>\n<p>\\(T=\\displaystyle\\frac{(19.5-20)\u00d7\\sqrt{10}}{2.64}\u2252-0.6\\)<\/p>\n<p>\u306a\u304at\u5206\u5e03\u306f\u81ea\u7531\u5ea6\\((n-1)\\)\u306b\u5f93\u3044\u307e\u3059\u3002\u305d\u308c\u3067\u306f\u81ea\u7531\u5ea6\\((10-1=)9\\)\u306e\u3068\u304d\u300195%\u4fe1\u983c\u533a\u9593\u306eT\u306f\u3044\u304f\u3089\u3067\u3057\u3087\u3046\u304b\u3002\u3059\u3079\u3066\u306e\u7d71\u8a08\u5b66\u306e\u6559\u79d1\u66f8\u3067\u306f\u3001\u6709\u610f\u6c34\u6e96\u30920.05\uff085%\uff09\u307e\u305f\u306f0.01\uff081%\uff09\u3068\u3059\u308b\u3068\u304d\u306e\u7d71\u8a08\u91cfT\u306e\u5024\u304c\u63b2\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u81ea\u7531\u5ea69\u306e\u3068\u304d\u30010.05\u3068\u306a\u308bT\u306e\u5024\u3092\u78ba\u8a8d\u3059\u308b\u30682.262\u3068\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u81ea\u7531\u5ea69\u306e\u3068\u304d\u306e95%\u4fe1\u983c\u533a\u9593\uff08\u4e21\u5074\u691c\u5b9a\uff09\u306f\\(-2.262\u2266T\u22662.262\\)\u3067\u3059\u3002\u3053\u306e\u9593\u306b\u8a08\u7b97\u3057\u305f\u7d71\u8a08\u91cfT\u304c\u3042\u308b\u5834\u5408\u3001\u5168\u4f53\u306e\u3046\u3061\u300c95%\u306e\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u7bc4\u56f2\u300d\u306b\u63a8\u5b9a\u3055\u308c\u308b\u6bcd\u5e73\u5747\u304c\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u5e30\u7121\u4eee\u8aac\u3092\u63a1\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u65b9\u3067<span style=\"color: #0000ff;\">\u8a08\u7b97\u3057\u305f\u7d71\u8a08\u91cfT\u304c\\(-2.262\u2266T\u22662.262\\)\u306e\u7bc4\u56f2\u306b\u306a\u3044\u5834\u5408\u30015%\u4ee5\u4e0b\u306e\u78ba\u7387\u3067\u8d77\u3053\u308b\u4e8b\u8c61\u304c\u5076\u7136\u306b\u767a\u751f\u3057\u305f\u3068\u8003\u3048\u308b\u306e\u306f\u4e0d\u81ea\u7136\u3067\u3059\u3002<\/span>\u305d\u3053\u3067\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3057\u3001\u5bfe\u7acb\u4eee\u8aac\u3092\u63a1\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u5834\u5408\u3001\u7d71\u8a08\u91cf\\(T=-0.6\\)\u3067\u3042\u308a\u3001\\(-2.262\u2266T\u22662.262\\)\u306b\u542b\u307e\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u6a19\u672c\u5e73\u5747\u306f19.5g\u3067\u3042\u308a\u300120g\u3068\u7570\u306a\u308b\u3082\u306e\u306e\u3001\u5076\u7136\u306b\u8d77\u3053\u3063\u305f\u73fe\u8c61\u3068\u6349\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3067\u304d\u305a\u3001\u300c20g\u3068\u3044\u3046\u8868\u793a\u306f\u6b63\u3057\u3044\u300d\u3068\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n<h2>\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\uff08\u95a2\u9023\u4e8c\u7fa4\uff09\u3067\u306e\u691c\u5b9a<\/h2>\n<p>t\u5206\u5e03\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u4e00\u6a19\u672ct\u691c\u5b9a\u306e\u5185\u5bb9\u306f\u554f\u984c\u306a\u304f\u628a\u63e1\u3067\u304d\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u308c\u3067\u306f\u3001\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\uff08\u95a2\u9023\u4e8c\u7fa4\uff09\u306e\u691c\u5b9a\u306f\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u3001\u540c\u3058\u500b\u4f53\uff08\u540c\u3058\u4eba\u9593\u3084\u52d5\u7269\u3001\u7269\uff09\u3092\u5229\u7528\u3057\u3066\u6bd4\u8f03\u3059\u308b\u3068\u304d\u3001\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u6d3b\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001<span style=\"color: #ff0000;\">\u540c\u3058\u500b\u4f53\u306b\u3064\u3044\u3066\u5dee\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/span>\u5f15\u304d\u7b97\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5f97\u305f\u5024\u3092\\(d\\)\u3068\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u524d\u5f8c\u3067\u5909\u5316\u304c\u3042\u3063\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u540c\u3058\u500b\u4f53\u306b\u3064\u3044\u3066\u3001\u6e2c\u5b9a\u524d\u3068\u6e2c\u5b9a\u5f8c\u3067\u5909\u5316\u304c\u306a\u3044\u5834\u5408\u30012\u3064\u306e\u7fa4\u306e\u5dee\u306f0\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\\(d\\)\u304c0\u306b\u8fd1\u3044\u5834\u5408\u3001\u5dee\u304c\u306a\u3044\u3068\u5224\u65ad\u3057\u307e\u3059\u3002\u4e00\u65b9\u3067\\(d\\)\u304c\u5927\u304d\u306a\u30d7\u30e9\u30b9\u306e\u5024\uff08\u307e\u305f\u306f\u30de\u30a4\u30ca\u30b9\u306e\u5024\uff09\u306e\u5834\u5408\u3001\u5dee\u304c\u3042\u308b\u3068\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3068\u304d\u3001\u5229\u7528\u3059\u308b\u516c\u5f0f\u306f\u5148\u307b\u3069\u3068\u540c\u3058\u4ee5\u4e0b\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(T=\\displaystyle\\frac{(\\overline{X}-\u03bc)\u00d7\\sqrt{n}}{s}\\)<\/li>\n<\/ul>\n<p>\u30c7\u30fc\u30bf\u306e\u5dee\\(d\\)\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u3001\u6a19\u672c\u5e73\u5747\\(\\overline{X}\\)\u306e\u4ee3\u308f\u308a\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u5dee\u306e\u5e73\u5747\u5024\\(\\overline{d}\\)\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305f<span style=\"color: #0000ff;\">\u30c7\u30fc\u30bf\u306b\u5dee\u304c\u306a\u3044\u3068\u4eee\u5b9a\u3059\u308b\u5834\u5408\u3001\u6bcd\u5e73\u5747\u306f\\(\u03bc=0\\)\u306b\u306a\u308a\u307e\u3059\u3002<\/span>\u6e2c\u5b9a\u306e\u524d\u3068\u5f8c\u3067\u5dee\u304c\u306a\u3044\u305f\u3081\u3001\u5f15\u304d\u7b97\u3092\u3059\u308b\u3068\u5f53\u7136\u306a\u304c\u3089\u5024\u306f0\u3067\u3042\u308a\u3001\u6bcd\u5e73\u5747\u30820\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u516c\u5f0f\u3092\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(T=\\displaystyle\\frac{\\overline{d}\u00d7\\sqrt{n}}{s}\\)<\/li>\n<\/ul>\n<p>\u95a2\u9023\u4e8c\u7fa4\u306e\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u306f\u3001\u3053\u306e\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u691c\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3001\u30d1\u30bd\u30b3\u30f3\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u3069\u308c\u3060\u3051\u4e0a\u6607\u3059\u308b\u304b\u30c6\u30b9\u30c8\u3057\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306e\u7d50\u679c\u306e\u3068\u304d\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u52b9\u679c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u8abf\u3079\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center; background-color: #fffcc4;\"><strong>\u524d<\/strong><\/td>\n<td style=\"text-align: center; background-color: #fffcc4;\"><strong>\u5f8c<\/strong><\/td>\n<td style=\"text-align: center; background-color: #fffcc4;\"><strong>\u5dee\uff08\\(d\\)\uff09<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">1000<\/td>\n<td style=\"text-align: center;\">1010<\/td>\n<td style=\"text-align: center;\">10<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">950<\/td>\n<td style=\"text-align: center;\">980<\/td>\n<td style=\"text-align: center;\">30<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">1100<\/td>\n<td style=\"text-align: center;\">1110<\/td>\n<td style=\"text-align: center;\">10<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">800<\/td>\n<td style=\"text-align: center;\">850<\/td>\n<td style=\"text-align: center;\">50<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">950<\/td>\n<td style=\"text-align: center;\">990<\/td>\n<td style=\"text-align: center;\">40<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">750<\/td>\n<td style=\"text-align: center;\">800<\/td>\n<td style=\"text-align: center;\">50<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">1080<\/td>\n<td style=\"text-align: center;\">1100<\/td>\n<td style=\"text-align: center;\">20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u307e\u305a\u3001\u5e30\u7121\u4eee\u8aac\u3068\u5bfe\u7acb\u4eee\u8aac\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u5e30\u7121\u4eee\u8aac\uff1a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3082\u30b9\u30d4\u30fc\u30c9\u306b\u5dee\u306f\u306a\u3044<\/li>\n<li>\u5bfe\u7acb\u4eee\u8aac\uff1a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3068\u30b9\u30d4\u30fc\u30c9\u306b\u5dee\u304c\u3042\u308b<\/li>\n<\/ul>\n<p>\u6b21\u306b\u3001\u6a19\u672c\u306e\u5dee\u306e\u5e73\u5747\u5024\\(\\overline{d}\\)\u3068\u6a19\u672c\u306e\u5dee\u306e\u5206\u6563\\(s\\)\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002\u8a08\u7b97\u65b9\u6cd5\u306f\u7701\u7565\u3057\u307e\u3059\u304c\u3001\u30a8\u30af\u30bb\u30eb\u306a\u3069\u3092\u5229\u7528\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6a19\u672c\u306e\u5dee\u306e\u5e73\u5747\u5024\\(\\overline{d}=30\\)<\/li>\n<li>\u6a19\u672c\u6a19\u6e96\u504f\u5dee\uff08\u4e0d\u504f\u6a19\u6e96\u504f\u5dee\uff09\\(s\u225217.32\\)<\/li>\n<\/ul>\n<p>\u307e\u305f\u30b5\u30f3\u30d7\u30eb\u6570\uff08\u81ea\u7531\u5ea6\uff09\\(n\\)\u306f7\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u7d71\u8a08\u91cfT\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(T=\\displaystyle\\frac{30\u00d7\\sqrt{7}}{17.32}\u22524.582\\)<\/p>\n<p>\u81ea\u7531\u5ea6\\((n-1=)6\\)\u306e\u5834\u5408\u3001t\u5206\u5e03\u306795%\u4fe1\u983c\u533a\u9593\uff08\u4e21\u5074\u691c\u5b9a\uff09\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\\(-2.447\u2266T\u22662.447\\)\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u7d71\u8a08\u91cfT\u3068\u6709\u610f\u6c34\u6e960.05\uff085%\uff09\u3092\u6bd4\u3079\u308b\u3068\u3001\u7d71\u8a08\u91cfT\u306f4.582\u3067\u3042\u308b\u305f\u3081\u3001\\(-2.447\u2266T\u22662.447\\)\u306e\u7bc4\u56f2\u306b\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a<span style=\"color: #0000ff;\">\u5148\u307b\u3069\u306e\u7d50\u679c\u306f5%\u4ee5\u4e0b\u306e\u78ba\u7387\u3067\u8d77\u3053\u308b\u4e8b\u8c61\u3067\u3042\u308a\u3001\u3053\u3046\u3057\u305f\u30b1\u30fc\u30b9\u304c\u5076\u7136\u306b\u8d77\u3053\u308b\u3068\u306f\u8003\u3048\u306b\u304f\u3044\u3067\u3059\u3002<\/span>\u305d\u3053\u3067\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3057\u3001\u5bfe\u7acb\u4eee\u8aac\u3092\u63a1\u7528\u3057\u307e\u3059\u3002\u8981\u306f\u3001\u300c\u6709\u610f\u5dee\u304c\u3042\u308a\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u52b9\u679c\u7684\u3067\u3042\u308b\u300d\u3068\u7d50\u8ad6\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u53c2\u8003\u307e\u3067\u306b\u3001\u4eca\u56de\u306e\u4f8b\u984c\u306b\u3064\u3044\u306695%\u4fe1\u983c\u533a\u9593\u3067\u306f\u306a\u304f\u300199%\u4fe1\u983c\u533a\u9593\u3067\u691c\u5b9a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u7d71\u8a08\u5b66\u306e\u6559\u79d1\u66f8\u3092\u958b\u304f\u3068\u3001\u81ea\u7531\u5ea66\u306e\u3068\u304d\u3001\u6709\u610f\u6c34\u6e960.01\uff081%\uff09\u3068\u306a\u308bT\u5024\uff08\u4e21\u5074\u691c\u5b9a\uff09\u306f\\(-3.250\u2266T\u22663.250\\)\u3067\u3059\u3002<\/p>\n<p>\u7d71\u8a08\u91cfT\u306f4.582\u3067\u3042\u308b\u305f\u3081\u3001\\(-3.250\u2266T\u22663.250\\)\u306b\u542b\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u6709\u610f\u6c34\u6e960.01\u3067\u691c\u5b9a\u3057\u305f\u3068\u3057\u3066\u3082\u3001\u3053\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u512a\u308c\u308b\u52b9\u679c\u304c\u3042\u308b\u3068\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u5229\u7528\u3067\u304d\u308b\u6761\u4ef6\u304c\u7b49\u5206\u6563<\/h3>\n<p>\u3061\u306a\u307f\u306b\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u884c\u3046\u5834\u5408\u3001\u7b49\u5206\u6563\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u7b49\u5206\u6563\u3068\u3044\u3046\u306e\u306f\u3001\u8981\u306f\u300c\u30c7\u30fc\u30bf\u306e\u5f62\u304c\u540c\u3058\u304b\u3069\u3046\u304b\u300d\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u30b0\u30e9\u30d5\u306e\u5f62\u304c\u4f3c\u3066\u3044\u308b\u5834\u5408\u306f\u7b49\u5206\u6563\u3067\u3042\u308a\u3001\u30b0\u30e9\u30d5\u306e\u5f62\u304c\u4f3c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u4e0d\u7b49\u5206\u6563\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/igje2.jpg\" alt=\"\" width=\"600\" height=\"260\" class=\"aligncenter size-full wp-image-5626\" \/><\/p>\n<p>\u7b49\u5206\u6563\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306bF\u691c\u5b9a\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081<span style=\"color: #ff0000;\">\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4e8b\u524d\u306bF\u691c\u5b9a\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<p>\u4e00\u6a19\u672ct\u691c\u5b9a\u306e\u5834\u5408\u3001F\u691c\u5b9a\u3092\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e00\u3064\u306e\u6a19\u672c\u3092\u5229\u7528\u3057\u3066\u7d71\u8a08\u51e6\u7406\u3059\u308b\u305f\u3081\u3001\u30b0\u30e9\u30d5\u306e\u5f62\u306f\u95a2\u4fc2\u306a\u3044\u306e\u3067\u3059\u3002\u4e00\u65b9\u3067\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u3059\u308b\u5834\u5408\u3001\u30b0\u30e9\u30d5\u306e\u5f62\u304c\u540c\u3058\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306fF\u691c\u5b9a\u3092\u884c\u3044\u3001\u7b49\u5206\u6563\u3067\u306f\u306a\u3044\u5834\u5408\u306f\u3069\u306e\u3088\u3046\u306b\u5224\u65ad\u3059\u308c\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u306e\u5834\u5408\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3068\u3044\u3046\u306e\u306f\u30012\u3064\u306e\u6a19\u672c\u304c\u4e92\u3044\u306b\u7b49\u5206\u6563\u3067\u3042\u308b\u3068\u3044\u3046\u524d\u63d0\u6761\u4ef6\u304c\u3042\u308b\u306e\u3067\u3059\u3002<\/p>\n<h3>\u7b49\u5206\u6563\u306e\u78ba\u8a8d\u306f\u5fc5\u8981\uff1f\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3067\u78ba\u8a8d\u306a\u3057\u306b\u691c\u5b9a\u3092\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u7b49\u5206\u6563\u3067\u306a\u3044\u5834\u5408\u306f\u7d71\u8a08\u51e6\u7406\u3092\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u306e\u5834\u5408\u3001\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3067\u306f\u30012\u3064\u306e\u6a19\u672c\u304c\u4e92\u3044\u306b\u7b49\u5206\u6563\u304b\u3069\u3046\u304b\u306b\u95a2\u4fc2\u306a\u304f\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a<span style=\"color: #0000ff;\">\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u306e\u5834\u5408\u3001\u7b49\u5206\u6563\u3067\u3042\u3063\u3066\u3082\u3001\u7b49\u5206\u6563\u3067\u306a\u304f\u3066\u3082\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/span>\u305d\u306e\u305f\u3081\u6559\u79d1\u66f8\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u9806\u756a\u306b\u3088\u3063\u3066t\u691c\u5b9a\u3092\u884c\u3046\u3068\u8a18\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>F\u691c\u5b9a\u3092\u884c\u3044\u3001\u7b49\u5206\u6563\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d<\/li>\n<li>\u7b49\u5206\u6563\u306e\u5834\u5408\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u884c\u3046<\/li>\n<li>\u7b49\u5206\u6563\u3067\u306a\u3044\u5834\u5408\u3001\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3092\u884c\u3046<\/li>\n<\/ol>\n<p>\u305d\u308c\u3067\u306f\u5fc5\u305aF\u691c\u5b9a\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308b\u304b\u3068\u3044\u3046\u3068\u3001\u5fc5\u305a\u3057\u3082\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u521d\u304b\u3089\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3092\u3057\u3066\u3082\u554f\u984c\u306a\u3044\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001F\u691c\u5b9a\u3092\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u5b9f\u969b\u306e\u3068\u3053\u308d\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u3057\u306a\u304f\u3066\u3082\u3044\u3044\u3068\u3044\u3046\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u7d71\u8a08\u5b66\u3092\u5b66\u3076\u5834\u5408\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u306f\u6700\u3082\u57fa\u790e\u7684\u306a\u5185\u5bb9\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u30a6\u30a7\u30eb\u30c1\u306et\u691c\u5b9a\u3092\u5b66\u3076\u524d\u306b\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n<h2>\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u306e\u7d71\u8a08\u51e6\u7406\uff1a\u5bfe\u5fdc\u306e\u306a\u3044t\u691c\u5b9a\uff08\u72ec\u7acb\u4e8c\u7fa4\uff09<\/h2>\n<p>\u6b21\u306b\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u306e\u7d71\u8a08\u51e6\u7406\u65b9\u6cd5\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u524d\u8ff0\u306e\u901a\u308a\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3067\u306f\u7b49\u5206\u6563\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u6a19\u672c\u304c\u7b49\u5206\u6563\u3067\u3042\u308b\u3068\u3044\u3046\u524d\u63d0\u3067\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u5bfe\u5fdc\u306e\u306a\u3044t\u691c\u5b9a\uff08\u72ec\u7acb\u4e8c\u7fa4\uff09\u3067\u306f\u3001\u7570\u306a\u308b\u500b\u4f53\u3092\u6bd4\u8f03\u3057\u307e\u3059\u3002\u3053\u306e\u691c\u5b9a\u65b9\u6cd5\u3068\u3057\u3066\u306f\u30012\u3064\u306e\u6a19\u672c\u306e\u5dee\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>t\u5206\u5e03\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u6bcd\u5e73\u5747\u306e\u63a8\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002\u305d\u3053\u3067t\u691c\u5b9a\u3092\u5229\u7528\u3057\u30012\u3064\u306e\u6a19\u672c\u306b\u3064\u3044\u3066\u6bcd\u5e73\u5747\u306e\u5dee\u3092\u691c\u8a0e\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u5bfe\u5fdc\u306e\u3042\u308bt\u691c\u5b9a\u3067\u306f\u3001\u5dee\u3092\u76f4\u63a5\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u7d71\u8a08\u51e6\u7406\u3092\u3057\u307e\u3057\u305f\u3002\u4e00\u65b9\u3067\u5bfe\u5fdc\u306e\u306a\u3044\u6a19\u672c\u306e\u5834\u5408\u3001\u540c\u3058\u500b\u4f53\u3067\u306f\u306a\u3044\u306e\u3067\u5f15\u304d\u7b97\u3092\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u3053\u3067<span style=\"color: #0000ff;\">\u6a19\u672c1\u3068\u6a19\u672c2\u306b\u3064\u3044\u3066\u3001\u305d\u308c\u305e\u308c\u6bcd\u5e73\u5747\u3092\u8a08\u7b97\u3057\u3066\u5f15\u304d\u7b97\u3059\u308b\u306e\u3067\u3059\u3002<\/span><\/p>\n<p>\u5e30\u7121\u4eee\u8aac\u3067\u306f\u3001\u300c2\u3064\u306e\u7fa4\u306b\u5dee\u304c\u306a\u3044\u300d\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002\u5dee\u304c\u306a\u3044\u5834\u5408\u3001\u6bcd\u5e73\u5747\u306e\u5f15\u304d\u7b97\u3092\u3059\u308b\u3068\u7d71\u8a08\u91cfT\u306f0\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u5dee\u304c\u3042\u308b\u5834\u5408\u3001\u6a19\u672c1\u3068\u6a19\u672c2\u306e\u6bcd\u5e73\u5747\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6bcd\u5e73\u5747\u306e\u5dee\u3092\u8868\u3059\u7d71\u8a08\u91cfT\u306f0\u3088\u308a\u3082\u5927\u304d\u3044\u5024\uff08\u307e\u305f\u306f\u5c0f\u3055\u3044\u5024\uff09\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u4e8c\u7fa4\u306e\u5dee\u306e\u516c\u5f0f\u3092\u5f97\u308b<\/strong><\/p>\n<p>\u306a\u304a\u5bfe\u5fdc\u306e\u3042\u308bt\u691c\u5b9a\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u3068\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\\(T=\\displaystyle\\frac{(\\overline{X}-\u03bc)\u00d7\\sqrt{n}}{s}=\\displaystyle\\frac{\\overline{X}-\u03bc}{\\displaystyle\\frac{s}{\\sqrt{n}}}\\)<\/li>\n<\/ul>\n<p>\u305d\u3053\u3067\\(T=\\displaystyle\\frac{\\overline{X}-\u03bc}{\\displaystyle\\frac{s}{\\sqrt{n}}}\\)\u3092\u5229\u7528\u3057\u3001\u6bcd\u5e73\u5747\u306e\u5dee\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u305d\u3053\u3067\u6a19\u672c1\u3092\\(T_1=\\displaystyle\\frac{\\overline{x}_1-\u03bc_1}{\\displaystyle\\frac{s_1}{\\sqrt{n_1}}}\\)\u3001\u6a19\u672c2\u3092\\(T_2=\\displaystyle\\frac{\\overline{x}_2-\u03bc_2}{\\displaystyle\\frac{s_2}{\\sqrt{n_2}}}\\)\u3068\u3059\u308b\u3068\u304d\u3001\u6bcd\u5e73\u5747\u306e\u5dee\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/irjd7.jpg\" alt=\"\" width=\"500\" height=\"173\" class=\"aligncenter size-full wp-image-5642\" \/><\/p>\n<p>\u203b\\(\\overline{x_1}\\)\u306f\u6a19\u672c1\u306e\u5e73\u5747\u5024\u3067\u3042\u308a\u3001\\(\\overline{x_2}\\)\u306f\u6a19\u672c2\u306e\u5e73\u5747\u5024\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f2\u3064\u306e\u7fa4\u306b\u3064\u3044\u3066\u3001\u72ec\u7acb\u306e\u5834\u5408\u306e\u5dee\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(T=\\displaystyle\\frac{(\\overline{x}_1-\\overline{x}_2)-(\u03bc_1-\u03bc_2)}{s\\sqrt{\\displaystyle\\frac{1}{n_1}+\\displaystyle\\frac{1}{n_2}}}\\)<\/p>\n<p>\u306a\u305c\u3001\u3053\u306e\u3088\u3046\u306a\u5f0f\u306b\u306a\u308b\u306e\u304b\u306f\u8a73\u7d30\u3092\u7701\u304d\u307e\u3059\u3002\u975e\u5e38\u306b\u96e3\u89e3\u306a\u8a08\u7b97\u304c\u5fc5\u8981\u306b\u306a\u308b\u305f\u3081\u3001\u79c1\u305f\u3061\u306f\u7d50\u679c\u3092\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u307e\u305f\u5e30\u7121\u4eee\u8aac\u3067\u306f\u30012\u3064\u306e\u7fa4\u306b\u5dee\u304c\u306a\u3044\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002<span style=\"color: #ff0000;\">\u6bcd\u5e73\u5747\u306b\u5dee\u304c\u306a\u3044\u5834\u5408\u3001\\(\u03bc_1-\u03bc_2=0\\)\u306b\u306a\u308a\u307e\u3059\u3002<\/span>\u305d\u306e\u305f\u3081\u5bfe\u5fdc\u306e\u306a\u3044t\u691c\u5b9a\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u516c\u5f0f\u3092\u5c0e\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/04\/irjd6.jpg\" alt=\"\" width=\"600\" height=\"230\" class=\"aligncenter size-full wp-image-5641\" \/><\/p>\n<p>\u3053\u306e\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u5bfe\u5fdc\u306e\u306a\u3044t\u5206\u5e03\u306e\u7d71\u8a08\u91cfT\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u306a\u304at\u691c\u5b9a\u3067\u306f95%\u4fe1\u983c\u533a\u9593\uff08\u307e\u305f\u306f99%\u4fe1\u983c\u533a\u9593\uff09\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u6709\u610f\u6c34\u6e96\u3068\u3057\u30660.05\uff08\u307e\u305f\u306f0.01\uff09\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u306e\u81ea\u7531\u5ea6\u306f\\(n_1+n_2-2\\)\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>t\u691c\u5b9a\u3092\u3059\u308b\u3068\u304d\u3001\u4e00\u6a19\u672ct\u691c\u5b9a\u3067\u3082\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u3082\u3001\u81ea\u7531\u5ea6\\(n-1\\)\u306et\u5206\u5e03\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u4e00\u65b9\u3067\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u306f\u30012\u3064\u306e\u6a19\u672c\u306b\u542b\u307e\u308c\u308b\u30b5\u30f3\u30d7\u30eb\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u81ea\u7531\u5ea6\\(n_1-1\\)\u3068\u81ea\u7531\u5ea6\\(n_2-1\\)\u3092\u8db3\u3057\u3001\u81ea\u7531\u5ea6\\(n_1+n_2-2\\)\u306et\u5206\u5e03\u3092\u6d3b\u7528\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<h3>\u72ec\u7acb\u4e8c\u7fa4\u3067\u306e\u5206\u6563\uff08\u6a19\u6e96\u504f\u5dee\uff09\u306e\u8a08\u7b97\u65b9\u6cd5<\/h3>\n<p>t\u691c\u5b9a\u3092\u3059\u308b\u3068\u304d\u3001\u6a19\u672c\u5206\u6563\u3067\u306f\u4e0d\u504f\u5206\u6563\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u30b5\u30f3\u30d7\u30eb\u6570\u304b\u30891\u3092\u5f15\u3044\u305f\u5024\u3092\u5229\u7528\u3057\u3066\u6a19\u672c\u5206\u6563\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3068\u304d\u6a19\u672cA\u3068\u6a19\u672cB\u306e\u5206\u6563\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u5206\u6563\u306e\u8a08\u7b97\u306f\u5c11\u3057\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u516c\u5f0f\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(s^2=\\displaystyle\\frac{(n_1-1)(s_1)^2+(n_2-1)(s_2)^2}{n_1+n_2-2}\\)<\/li>\n<\/ul>\n<p>\u306a\u305c\u3053\u306e\u516c\u5f0f\u306b\u306a\u308b\u306e\u304b\u306b\u3064\u3044\u3066\u3082\u8a73\u3057\u3044\u8aac\u660e\u306f\u7701\u304d\u307e\u3059\u3002\u6a19\u672cA\u3068\u6a19\u672cB\u306e\u5206\u6563\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u5834\u5408\u3001\u3053\u306e\u516c\u5f0f\u306b\u306a\u308b\u3068\u7406\u89e3\u3067\u304d\u308c\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>p\u5024\u3068\u5e30\u7121\u4eee\u8aac\u30fb\u5bfe\u7acb\u4eee\u8aac\u3092\u7528\u3044\u305f\u691c\u5b9a\u306e\u624b\u9806<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u5b9f\u969b\u306b\u5e30\u7121\u4eee\u8aac\u30fb\u5bfe\u7acb\u4eee\u8aac\u3092\u5229\u7528\u3057\u3066\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u6570\u5b66\u306e\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002A\u30af\u30e9\u30b9\u3068B\u30af\u30e9\u30b9\u306e\u70b9\u6570\u304c\u4ee5\u4e0b\u306e\u3068\u304d\u3001A\u30af\u30e9\u30b9\u3068B\u30af\u30e9\u30b9\u306b\u5b66\u529b\u5dee\u306f\u3042\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/li>\n<\/ul>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%; text-align: center; background-color: #fffbc9;\"><strong>A\u30af\u30e9\u30b9<\/strong><\/td>\n<td style=\"width: 50%; text-align: center; background-color: #fffbc9;\"><strong>B\u30af\u30e9\u30b9<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">50<\/td>\n<td style=\"width: 50%; text-align: center;\">70<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">48<\/td>\n<td style=\"width: 50%; text-align: center;\">62<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">40<\/td>\n<td style=\"width: 50%; text-align: center;\">55<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">38<\/td>\n<td style=\"width: 50%; text-align: center;\">65<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">66<\/td>\n<td style=\"width: 50%; text-align: center;\">52<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%; text-align: center;\">58<\/td>\n<td style=\"width: 50%; text-align: center;\">68<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30c7\u30fc\u30bf\u306f\u6b63\u898f\u5206\u5e03\u3057\u3001\u7b49\u5206\u6563\u3067\u3042\u308b\u5834\u5408\u3001\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u5e30\u7121\u4eee\u8aac\u3068\u5bfe\u7acb\u4eee\u8aac\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u5e30\u7121\u4eee\u8aac\uff1aA\u30af\u30e9\u30b9\u3068B\u30af\u30e9\u30b9\u306b\u5dee\u306f\u306a\u3044<\/li>\n<li>\u5bfe\u7acb\u4eee\u8aac\uff1aA\u30af\u30e9\u30b9\u3068B\u30af\u30e9\u30b9\u306b\u5dee\u304c\u3042\u308b<\/li>\n<\/ul>\n<p>\u307e\u305a\u3001\u305d\u308c\u305e\u308c\u306e\u6a19\u672c\u306b\u3064\u3044\u3066\u30b5\u30f3\u30d7\u30eb\u6570\\(n\\)\u3001\u6a19\u672c\u5e73\u5747\\(\\overline{X}\\)\u3001\u5206\u6563\uff08\u4e0d\u504f\u5206\u6563\uff09\\(s^2\\)\u3001\u6a19\u6e96\u504f\u5dee\uff08\u4e0d\u504f\u6a19\u6e96\u504f\u5dee\uff09\\(s\\)\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"background-color: #fcffbf;\"><\/td>\n<td style=\"text-align: center; background-color: #fcffbf;\"><strong>A\u30af\u30e9\u30b9<\/strong><\/td>\n<td style=\"text-align: center; background-color: #fcffbf;\"><strong>B\u30af\u30e9\u30b9<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u30b5\u30f3\u30d7\u30eb\u6570\\(n\\)<\/td>\n<td style=\"text-align: center;\">6<\/td>\n<td style=\"text-align: center;\">6<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u6a19\u672c\u5e73\u5747\\(\\overline{X}\\)<\/td>\n<td style=\"text-align: center;\">50<\/td>\n<td style=\"text-align: center;\">62<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u5206\u6563\uff08\u4e0d\u504f\u5206\u6563\uff09\\(s^2\\)<\/td>\n<td style=\"text-align: center;\">113.6<\/td>\n<td style=\"text-align: center;\">51.6<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">\u6a19\u6e96\u504f\u5dee\uff08\u4e0d\u504f\u6a19\u6e96\u504f\u5dee\uff09\\(s\\)<\/td>\n<td style=\"text-align: center;\">10.66<\/td>\n<td style=\"text-align: center;\">7.18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2\u3064\u306e\u6a19\u672c\u306b\u3064\u3044\u3066\u3001\u5206\u6563\u3092\u7d44\u307f\u5408\u308f\u305b\u307e\u3057\u3087\u3046\u3002\u516c\u5f0f\u306b\u5f53\u3066\u306f\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(s^2=\\displaystyle\\frac{(n_1-1)(s_1)^2+(n_2-1)(s_2)^2}{n_1+n_2-2}\\)<\/p>\n<p>\\(s^2=\\displaystyle\\frac{5\u00d7113.6+5\u00d751.6}{6+6-2}\\)<\/p>\n<p>\\(s^2=82.6\\)<\/p>\n<p>\\(s\u22529.09\\)<\/p>\n<p>\u6b21\u306b\u3001\u7d71\u8a08\u91cfT\u3092\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(T=\\displaystyle\\frac{\\overline{x}_1-\\overline{x}_2}{s\\sqrt{\\displaystyle\\frac{1}{n_1}+\\displaystyle\\frac{1}{n_2}}}\\)<\/p>\n<p>\\(T=\\displaystyle\\frac{50-62}{9.09\u00d7\\sqrt{\\displaystyle\\frac{1}{6}+\\displaystyle\\frac{1}{6}}}\\)<\/p>\n<p>\\(T\u2252-2.287\\)<\/p>\n<p>\u3053\u306e\u3068\u304d\u3001t\u5206\u5e03\u3067\u306e\u81ea\u7531\u5ea6\u306f\\((6+6-2=)10\\)\u3067\u3059\u3002\u81ea\u7531\u5ea610\u306e\u3068\u304d\u3001\u6709\u610f\u6c34\u6e960.05\uff085%\uff09\u306f2.228\u3067\u3059\u3002\u305d\u306e\u305f\u3081\\(-2.228\u2266T\u22662.228\\)\u3067\u3042\u308c\u3070\u3001\u5076\u7136\u8d77\u3053\u3063\u305f\u4e8b\u8c61\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u7d71\u8a08\u91cfT\u306f-2.287\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u7d50\u679c\u306f5%\u4ee5\u4e0b\u306e\u78ba\u7387\u3067\u8d77\u3053\u308b\u7a00\u306a\u7d50\u679c\u3067\u3042\u308a\u3001\u5076\u7136\u306b\u8d77\u3053\u3063\u305f\u3068\u8003\u3048\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3057\u3001\u5bfe\u7acb\u4eee\u8aac\u3092\u63a1\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001A\u30af\u30e9\u30b9\u3068B\u30af\u30e9\u30b9\u306b\u306f\u6570\u5b66\u306e\u5b66\u529b\u306b\u5dee\u304c\u3042\u308b\u3068\u5224\u65ad\u3067\u304d\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>t\u691c\u5b9a\u306e\u7a2e\u985e\u3092\u7406\u89e3\u3057\u3001\u7d71\u8a08\u3092\u7528\u3044\u305f\u691c\u5b9a\u3092\u884c\u3046<\/h2>\n<p>\u7d71\u8a08\u5b66\u3067\u6700\u3082\u5229\u7528\u3055\u308c\u308b\u624b\u6cd5\u304ct\u691c\u5b9a\u3067\u3059\u3002\u6bcd\u96c6\u56e3\u304c\u6b63\u898f\u5206\u5e03\u3059\u308b\u5834\u5408\u3001\u5c11\u6570\u30b5\u30f3\u30d7\u30eb\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066t\u5206\u5e03\u3092\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3053\u3067t\u5206\u5e03\u3092\u5229\u7528\u3057\u3001t\u691c\u5b9a\u3092\u3059\u308b\u3053\u3068\u3067\u5dee\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060t\u691c\u5b9a\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u6a19\u672ct\u691c\u5b9a\u3001\u5bfe\u5fdc\u306e\u3042\u308b\u4e8c\u6a19\u672ct\u691c\u5b9a\u3001\u5bfe\u5fdc\u306e\u306a\u3044\u4e8c\u6a19\u672ct\u691c\u5b9a\u3067\u306f\u305d\u308c\u305e\u308c\u516c\u5f0f\u3084\u8a08\u7b97\u65b9\u6cd5\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067t\u691c\u5b9a\u306e\u7a2e\u985e\u3084\u7279\u5fb4\u3092\u7406\u89e3\u3057\u3001\u6b63\u3057\u304ft\u691c\u5b9a\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u30b9\u30c1\u30e5\u30fc\u30c7\u30f3\u30c8\u306et\u691c\u5b9a\u3092\u884c\u3046\u5834\u5408\u3001\u6b63\u898f\u5206\u5e03\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u52a0\u3048\u3066\u3001\u7b49\u5206\u6563\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u4e8b\u524d\u306eF\u691c\u5b9a\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>t\u691c\u5b9a\u3092\u5b66\u3076\u3068\u304d\u3001\u591a\u304f\u306e\u516c\u5f0f\u304c\u6559\u79d1\u66f8\u306b\u8f09\u3063\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u516c\u5f0f\u3092\u899a\u3048\u308b\u3088\u308a\u3082\u3001t\u691c\u5b9a\u3092\u884c\u3048\u308b\u307b\u3046\u304c\u91cd\u8981\u3067\u3059\u3002\u305d\u3053\u3067\u3001\u3069\u306e\u3088\u3046\u306bt\u691c\u5b9a\u3092\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c7\u30fc\u30bf\u3092\u5f97\u3089\u308c\u305f\u3068\u304d\u3001\u30c7\u30fc\u30bf\u306b\u5dee\u304c\u3042\u308b\u306e\u304b\u3069\u3046\u304b\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u7d71\u8a08\u51e6\u7406\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u983b\u7e41\u306b\u5229\u7528\u3055\u308c\u308b\u306e\u304ct\u691c\u5b9a\u3067\u3059\u3002\u6bcd\u96c6\u56e3\u306e\u5e73\u5747\u5024\uff08\u6bcd\u5e73\u5747\uff09\u3084\u5206\u6563\uff08\u6bcd\u5206\u6563\uff09\u304c\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u96c6\u3081\u305f\u30c7\u30fc\u30bf\uff08\u6a19 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