{"id":254,"date":"2023-08-03T13:00:58","date_gmt":"2023-08-03T13:00:58","guid":{"rendered":"https:\/\/statorials.org\/ja\/%e6%8e%a8%e5%ae%9a%e8%80%85\/"},"modified":"2023-08-03T13:00:58","modified_gmt":"2023-08-03T13:00:58","slug":"%e6%8e%a8%e5%ae%9a%e8%80%85","status":"publish","type":"post","link":"https:\/\/statorials.org\/ja\/%e6%8e%a8%e5%ae%9a%e8%80%85\/","title":{"rendered":"\u63a8\u5b9a\u8005"},"content":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d71\u8a08\u306b\u304a\u3051\u308b\u63a8\u5b9a\u91cf\u3068\u306f\u4f55\u304b\u3001\u307e\u305f\u3001\u512a\u308c\u305f\u63a8\u5b9a\u91cf\u306e\u7279\u6027\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u63a8\u5b9a\u91cf\u306e\u4f8b\u3068\u3001\u7d71\u8a08\u306b\u5b58\u5728\u3059\u308b\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u63a8\u5b9a\u5024\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-un-estimador\"><\/span>\u63a8\u5b9a\u5668\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7d71\u8a08\u5b66\u306b\u304a\u3051\u308b<strong>\u63a8\u5b9a\u91cf\u306f<\/strong>\u3001\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5024\u3092\u63a8\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u7d71\u8a08\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u63a8\u5b9a\u5668\u306f\u6bcd\u96c6\u56e3\u306e\u672a\u77e5\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u63a8\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u6a19\u672c\u5e73\u5747\u306f\u6bcd\u96c6\u56e3\u5e73\u5747\u306e\u63a8\u5b9a\u5024\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u7b97\u8853\u5e73\u5747\u3092\u8a08\u7b97\u3057\u3001\u3053\u306e\u5024\u3092\u6bcd\u96c6\u56e3\u5e73\u5747\u306e\u8fd1\u4f3c\u5024\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6a19\u672c\u63a8\u5b9a\u91cf\u306f\u7d71\u8a08\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u4e00\u822c\u7684\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u901a\u5e38\u3001\u6bcd\u96c6\u56e3\u306e\u3059\u3079\u3066\u306e\u8981\u7d20\u304c\u308f\u304b\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u3057\u305f\u304c\u3063\u3066\u6bcd\u96c6\u56e3\u306e\u7d71\u8a08\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3067\u3059\u3002\u6b21\u306b\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u30b5\u30f3\u30d7\u30eb\u304c\u9078\u629e\u3055\u308c\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u7d71\u8a08\u7684\u5c3a\u5ea6\u304c\u6c7a\u5b9a\u3055\u308c\u3001\u5b9f\u884c\u3055\u308c\u305f\u8a08\u7b97\u306b\u57fa\u3065\u3044\u3066\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8fd1\u4f3c\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"caracteristicas-de-un-buen-estimador\"><\/span>\u512a\u308c\u305f\u63a8\u5b9a\u8005\u306e\u7279\u5fb4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u63a8\u5b9a\u5668\u306e\u5b9a\u7fa9\u3092\u7406\u89e3\u3057\u305f\u3089\u3001\u6982\u5ff5\u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u512a\u308c\u305f\u63a8\u5b9a\u5668\u304c\u3069\u306e\u3088\u3046\u306a\u7279\u6027\u3092\u5099\u3048\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u304b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ol style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:22px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u4e0d\u504f<\/strong>: \u4e0d\u504f\u63a8\u5b9a\u91cf\u3068\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u5024\u304c\u6bcd\u96c6\u56e3\u306e\u5024\u3068\u7b49\u3057\u3044\u63a8\u5b9a\u91cf\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u63a8\u5b9a\u91cf\u306e\u30d0\u30a4\u30a2\u30b9\u304c\u5927\u304d\u304f\u306a\u308b\u307b\u3069\u3001\u7cbe\u5ea6\u306f\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u70b9\u63a8\u5b9a\u5024\u3068\u771f\u306e\u5024\u306e\u5dee\u304c\u3067\u304d\u308b\u3060\u3051\u30bc\u30ed\u306b\u8fd1\u3065\u304f\u3088\u3046\u306b\u3001\u70b9\u63a8\u5b9a\u5024\u306e\u30d0\u30a4\u30a2\u30b9\u3092\u5c0f\u3055\u304f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:22px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u4e00\u8cab\u6027<\/strong>: \u4e00\u8cab\u3057\u305f\u63a8\u5b9a\u91cf\u3068\u306f\u3001\u30b5\u30f3\u30d7\u30eb \u30b5\u30a4\u30ba\u304c\u5897\u52a0\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u305d\u306e\u5024\u304c\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u771f\u306e\u5024\u306b\u8fd1\u3065\u304f\u63a8\u5b9a\u91cf\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u3088\u308a\u6b63\u78ba\u306a\u63a8\u5b9a\u5024\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:22px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u52b9\u7387<\/strong>: \u70b9\u63a8\u5b9a\u5668\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5206\u5e03\u306e\u5206\u6563\u304c\u5c0f\u3055\u3044\u307b\u3069\u3001\u70b9\u63a8\u5b9a\u5668\u306e\u52b9\u7387\u306f\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5206\u6563\u304c\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u70b9\u63a8\u5b9a\u5668\u3092\u52b9\u7387\u7684\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u306e\u7279\u6027\u306e\u307f\u306b\u4f9d\u5b58\u3059\u308b\u5834\u5408\u30012 \u3064\u306e\u70b9\u63a8\u5b9a\u91cf\u306e\u9593\u3067\u3001\u5e38\u306b\u6700\u5927\u306e\u52b9\u7387 (\u307e\u305f\u306f\u6700\u5c0f\u306e\u5206\u6563) \u3092\u6301\u3064\u63a8\u5b9a\u91cf\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:22px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u30ed\u30d0\u30b9\u30c8\u30cd\u30b9<\/strong>: \u30ed\u30d0\u30b9\u30c8\u63a8\u5b9a\u91cf\u3068\u306f\u3001\u521d\u671f\u4eee\u8aac\u306e\u4e00\u90e8\u304c\u5909\u66f4\u3055\u308c\u305f\u5834\u5408\u3067\u3082\u3001\u63a8\u5b9a\u7d50\u679c\u304c\u5927\u5e45\u306b\u5909\u66f4\u3055\u308c\u306a\u3044\u63a8\u5b9a\u91cf\u3067\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:22px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u5341\u5206\u6027<\/strong>: \u63a8\u5b9a\u5024\u5185\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u95a2\u3059\u308b\u3059\u3079\u3066\u306e\u95a2\u9023\u60c5\u5831\u304c\u8981\u7d04\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u4ed6\u306e\u63a8\u5b9a\u5024\u304c\u63a8\u5b9a\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u95a2\u3059\u308b\u8ffd\u52a0\u60c5\u5831\u3092\u63d0\u4f9b\u3067\u304d\u306a\u3044\u63a8\u5b9a\u5024\u3067\u5341\u5206\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8fd1\u4f3c\u3059\u308b\u305f\u3081\u306b\u9078\u629e\u3067\u304d\u308b\u6700\u826f\u306e\u7d71\u8a08\u91cf\u3067\u3042\u308b\u5834\u5408\u306b\u306f\u30011 \u3064\u306e\u63a8\u5b9a\u91cf\u3067\u5341\u5206\u3067\u3059\u3002<\/span> <\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplos-de-estimadores\"><\/span>\u63a8\u5b9a\u91cf\u306e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u6b21\u306e\u6a19\u672c\u63a8\u5b9a\u91cf\u304c\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u63a8\u5b9a\u5024\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#101010;font-weight: normal;\">\u6bcd\u96c6\u56e3\u5e73\u5747\u306e\u70b9\u63a8\u5b9a\u5024\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u306e\u7b97\u8853\u5e73\u5747\u306e\u5024\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u4f7f\u308f\u308c\u308b\u8a18\u53f7\u306f\u3001\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a39858a792fb4fe9a3173e004701f2a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span>\u306f\u6a19\u672c\u5e73\u5747\u306e\u5024\u3092\u8868\u3057\u3001\u6bcd\u96c6\u56e3\u5e73\u5747\u306e\u8a18\u53f7\u306f\u30ae\u30ea\u30b7\u30e3\u6587\u5b57\u306e \u00b5 \u3067\u3059\u3002 <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-b83920b9bd1de70dd5e2cbcddade709b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}=\\mu\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"45\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#101010;font-weight: normal;\">\u6bcd\u96c6\u56e3\u306e\u6a19\u6e96\u504f\u5dee (\u307e\u305f\u306f\u6a19\u6e96\u504f\u5dee) \u306f\u3001\u6a19\u672c\u306e\u6a19\u6e96\u504f\u5dee\u5024\u306b\u3088\u3063\u3066\u6b63\u78ba\u306b\u63a8\u5b9a\u3067\u304d\u307e\u3059\u3002\u6bcd\u96c6\u56e3\u306e\u6a19\u6e96\u504f\u5dee\u306f\u30ae\u30ea\u30b7\u30e3\u6587\u5b57\u306e \u03c3 \u3067\u8868\u3055\u308c\u3001\u6a19\u672c\u6a19\u6e96\u504f\u5dee\u306e\u5024\u306f\u6587\u5b57 s \u3067\u793a\u3055\u308c\u307e\u3059\u3002<\/span> <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-9ba1b1a5b6a8edf9638c0c504f1420f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s=\\sigma\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#101010;font-weight: normal;\">\u6bcd\u96c6\u56e3\u306e\u5272\u5408\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u5272\u5408\u306e\u5024\u3092\u4f7f\u7528\u3057\u3066\u7279\u5b9a\u306e\u65b9\u6cd5\u3067\u63a8\u5b9a\u3067\u304d\u307e\u3059\u3002\u6bcd\u96c6\u56e3\u6bd4\u7387\u3092\u8868\u3059\u8a18\u53f7\u306f\u6587\u5b57 py \u3067\u3042\u308a\u3001\u30b5\u30f3\u30d7\u30eb\u6bd4\u7387\u3092\u8868\u3059\u8a18\u53f7\u306f \u3067\u3059\u3002\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-181bfc099b3fc59a1a175d7cb3b01558_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{p}.\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-1f900f54a2b9ccee1edb99c88f58f371_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{p}=p\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"estimador-y-estimacion\"><\/span>\u898b\u7a4d\u3082\u308a\u3068\u898b\u7a4d\u3082\u308a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8a18\u4e8b\u5168\u4f53\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001\u63a8\u5b9a\u5668\u306f\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u63a8\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u898b\u7a4d\u3082\u308a\u306b\u306f 2 \u7a2e\u985e\u3042\u308b\u3053\u3068\u306b\u7559\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u70b9\u63a8\u5b9a<\/strong>: \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u30b5\u30f3\u30d7\u30eb\u5024\u3092\u6bcd\u96c6\u56e3\u5024\u306e\u8fd1\u4f3c\u5024\u3068\u3057\u3066\u53d6\u5f97\u3059\u308b\u3053\u3068\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:18px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u533a\u9593\u63a8\u5b9a<\/strong>: \u7279\u5b9a\u306e\u5024\u3067\u306f\u306a\u304f\u3001\u3042\u308b\u533a\u9593\u3067\u306e\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5024\u3092\u8fd1\u4f3c\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u306e\u30bf\u30a4\u30d7\u306e\u63a8\u5b9a\u3067\u306f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u771f\u306e\u5024\u304c\u305d\u306e\u533a\u9593\u5185\u306b\u5b58\u5728\u3059\u308b\u78ba\u7387\u304c\u975e\u5e38\u306b\u9ad8\u3044\u533a\u9593\u304c\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n<\/ul>\n<p>\u5404\u30bf\u30a4\u30d7\u306e\u63a8\u5b9a\u306b\u306f\u9577\u6240\u3068\u77ed\u6240\u304c\u3042\u308a\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u70b9\u63a8\u5b9a\u307e\u305f\u306f\u533a\u9593\u63a8\u5b9a\u3092\u4f7f\u7528\u3059\u308b\u65b9\u304c\u5b9f\u7528\u7684\u3067\u3059\u3002\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u306e\u30b5\u30a4\u30c8\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3067\u5bfe\u5fdc\u3059\u308b\u8a18\u4e8b\u3092\u691c\u7d22\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"error-de-un-estimador\"><\/span>\u63a8\u5b9a\u5668\u306e\u8aa4\u308a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5b9f\u969b\u306b\u306f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u771f\u306e\u5024\u3092\u6b63\u78ba\u306b\u63a8\u5b9a\u3059\u308b\u3053\u3068\u306f\u975e\u5e38\u306b\u56f0\u96e3\u3067\u3042\u308a\u3001\u63a8\u5b9a\u5024\u306b\u8aa4\u5dee\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308b\u306e\u306f\u3053\u306e\u305f\u3081\u3067\u3059\u3002\u8ad6\u7406\u7684\u306b\u306f\u3001\u63a8\u5b9a\u8aa4\u5dee\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3088\u3046\u306b\u52aa\u3081\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u63a8\u5b9a\u5024\u306e\u8aa4\u5dee\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u63a8\u5b9a\u5024\u3068\u771f\u306e\u5024\u306e\u5dee\u3068\u3057\u3066\u5b9a\u7fa9\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-256c75a75baeb32bb5b868fcbd86d44b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"e=\\widehat{\\theta}-\\theta\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u91d1<\/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-0bd3dc61f3221d4a03d802a8cd668c9c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{\\theta}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u306f\u63a8\u5b9a\u5024\u3067\u3042\u308a\u3001<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-7b2034939b850e3311120fca462ab64e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\theta\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5b9f\u969b\u306e\u5024\u3067\u3059\u3002<\/p>\n<p>\u4e8c\u4e57\u8aa4\u5dee\u306e\u5e73\u5747\u3067\u3042\u308b\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (MSE) \u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306f\u63a8\u5b9a\u91cf\u306e\u5206\u6563\u3092\u8868\u3059\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\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-feb09d7331847ec133669821057453f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle ECM=\\cfrac{1}{n}\\sum_{i=1}^n \\left(\\widehat{\\theta}-\\theta \\right)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"49\" width=\"182\" style=\"vertical-align: -21px;\"><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d71\u8a08\u306b\u304a\u3051\u308b\u63a8\u5b9a\u91cf\u3068\u306f\u4f55\u304b\u3001\u307e\u305f\u3001\u512a\u308c\u305f\u63a8\u5b9a\u91cf\u306e\u7279\u6027\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u63a8\u5b9a\u91cf\u306e\u4f8b\u3068\u3001\u7d71\u8a08\u306b\u5b58\u5728\u3059\u308b\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u63a8\u5b9a\u5024\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 \u63a8\u5b9a\u5668\u3068\u306f\u4f55\u3067\u3059\u304b? \u7d71\u8a08\u5b66\u306b\u304a\u3051\u308b\u63a8\u5b9a\u91cf\u306f\u3001\u6bcd\u96c6\u56e3\u30d1\u30e9\u30e1 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