{"id":1090,"date":"2026-04-05T01:26:45","date_gmt":"2026-04-04T16:26:45","guid":{"rendered":"https:\/\/l6s-improve.com\/?page_id=1090"},"modified":"2026-04-05T09:43:23","modified_gmt":"2026-04-05T00:43:23","slug":"qc%e6%a4%9c%e5%ae%9a2%e7%b4%9a%e6%89%8b%e6%b3%95%e7%b7%a8%e3%80%80%e7%b7%b4%e7%bf%92%e5%95%8f%e9%a1%8c%e2%91%a2%e8%a7%a3%e7%ad%94%e3%83%bb%e8%a7%a3%e8%aa%ac","status":"publish","type":"page","link":"https:\/\/l6s-improve.com\/?page_id=1090","title":{"rendered":"QC\u691c\u5b9a2\u7d1a\u00ae\u624b\u6cd5\u7de8\u3000\u7df4\u7fd2\u554f\u984c\u2462\u3000\u691c\u5b9a\u3068\u63a8\u5b9a\u3000\u89e3\u7b54\u30fb\u89e3\u8aac"},"content":{"rendered":"<h3><strong>\u4eee\u8aac\u691c\u5b9a<\/strong><strong> &#8211; 1\u3064\u306e\u6bcd\u4e0d\u9069\u5408\u54c1\u7387\u306e\u691c\u5b9a\u3068\u63a8\u5b9a\u3000<\/strong><strong>\u89e3\u7b54\u30fb\u89e3\u8aac<\/strong><\/h3>\n<h4>\u554f\u984c\uff11\uff1a\u88fd\u9020\u30e9\u30a4\u30f3\u306e\u6539\u5584\u78ba\u8a8d<\/h4>\n<p>\u4e0d\u9069\u5408\u54c1\u738710%\uff08<span class=\"math-inline\" data-math=\"p_0 = 0.10\" data-index-in-node=\"25\">p<sub>0<\/sub> = 0.10<\/span>\uff09\u3001\u6a19\u672c200\u500b\u4e2d12\u500b\u304c\u4e0d\u9069\u5408\u54c1<\/p>\n<ul>\n<li>\n<p data-path-to-node=\"5,0,0\"><b data-path-to-node=\"5,0,0\" data-index-in-node=\"0\">\u4eee\u8aac\u306e\u8a2d\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"5,0,1\">\n<li>\n<p data-path-to-node=\"5,0,1,0,0\">\u5e30\u7121\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_0: p = 0.10\" data-index-in-node=\"5\">H<sub>0 <\/sub>: p = 0.10<\/span>\uff08\u4e0d\u9069\u5408\u54c1\u7387\u306f\u5909\u308f\u3089\u306a\u3044\uff09<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,0,1,1,0\">\u5bfe\u7acb\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_1: p &lt; 0.10\" data-index-in-node=\"5\">H<sub>1 <\/sub>: p &lt; 0.10<\/span>\uff08\u4e0d\u9069\u5408\u54c1\u7387\u306f\u4f4e\u304f\u306a\u3063\u305f\uff1a\u7247\u5074\u691c\u5b9a\uff09<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"5,1,0\"><b data-path-to-node=\"5,1,0\" data-index-in-node=\"0\">\u691c\u5b9a\u7d71\u8a08\u91cf <span class=\"math-inline\" data-math=\"Z\" data-index-in-node=\"6\">Z<\/span>\u00a0\u306e\u8a08\u7b97<\/b><\/p>\n<ul data-path-to-node=\"5,1,1\">\n<li>\n<p data-path-to-node=\"5,1,1,0,0\">\u6a19\u672c\u6bd4\u7387 p\u0302 = 12 \/ 200 = 0.06<\/p>\n<\/li>\n<li>Z = p\u0302-p<sub>0<\/sub> \/ \u221ap<sub>0<\/sub>(1-p<sub>0<\/sub>)\/n = (0.06 &#8211; 0.10) \/ \u221a0.10 x 0.90\/200 = -0.04 \/ 0.0212 \u2248 -1.887<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"5,2,0\"><b data-path-to-node=\"5,2,0\" data-index-in-node=\"0\">\u5224\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"5,2,1\">\n<li>\n<p data-path-to-node=\"5,2,1,0,0\">\u6709\u610f\u6c34\u6e965%\u306e\u7247\u5074\u691c\u5b9a\u306e\u68c4\u5374\u57df\u306f\u3001\u6b63\u898f\u5206\u5e03\u8868II\u3000P\u304b\u3089Kp\u3092\u6c42\u3081\u308b\u8868\u3088\u308a\u3001<span class=\"math-inline\" data-math=\"Z &lt; -1.645\" data-index-in-node=\"17\">Z &lt; -1.645<\/span>\u00a0\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,2,1,1,0\">\u8a08\u7b97\u3055\u308c\u305fZ\u00a0 \u2248 -1.887\u306f\u68c4\u5374\u57df\u306b\u5165\u308b\u305f\u3081\u3001\u5e30\u7121\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_0\" data-index-in-node=\"38\">H<sub>0<\/sub><\/span>\u00a0\u306f\u68c4\u5374\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,2,1,2,0\"><b data-path-to-node=\"5,2,1,2,0\" data-index-in-node=\"0\">\u7d50\u8ad6\uff1a<\/b> \u6709\u610f\u6c34\u6e965%\u3067\u3001\u4e0d\u9069\u5408\u54c1\u7387\u306f\u5f93\u6765\u3088\u308a\u4f4e\u304f\u306a\u3063\u305f\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4>\u554f\u984c2\uff1a\u54c1\u8cea\u57fa\u6e96\u306e\u7dad\u6301\u78ba\u8a8d<\/h4>\n<p>\u4e0d\u9069\u5408\u54c1\u7387\u306e\u8a31\u5bb9\u9650\u754c\u306f5%\uff08<span class=\"math-inline\" data-math=\"p_0 = 0.05\" data-index-in-node=\"19\">p<sub>0<\/sub> = 0.05<\/span>\uff09\u3001400\u500b\u306e\u30b5\u30f3\u30d7\u30eb\u4e2d\u300128\u500b\u306e\u4e0d\u9069\u5408\u54c1<\/p>\n<ul>\n<li>\n<p data-path-to-node=\"10,0,0\"><b data-path-to-node=\"10,0,0\" data-index-in-node=\"0\">\u4eee\u8aac\u306e\u8a2d\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"10,0,1\">\n<li>\n<p data-path-to-node=\"10,0,1,0,0\">\u5e30\u7121\u4eee\u8aac H<span class=\"math-inline\" data-math=\"H_0: p = 0.05\" data-index-in-node=\"5\"><sub>0<\/sub>: p = 0.05<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,0,1,1,0\">\u5bfe\u7acb\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_1: p &gt; 0.05\" data-index-in-node=\"5\">H<sub>1<\/sub>: p &gt; 0.05<\/span>\uff08\u57fa\u6e96\u3088\u308a\u9ad8\u3044\uff1a\u7247\u5074\u691c\u5b9a\uff09<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"10,1,0\"><b data-path-to-node=\"10,1,0\" data-index-in-node=\"0\">\u691c\u5b9a\u7d71\u8a08\u91cf <span class=\"math-inline\" data-math=\"Z\" data-index-in-node=\"6\">Z<\/span>\u00a0\u306e\u8a08\u7b97<\/b><\/p>\n<ul data-path-to-node=\"10,1,1\">\n<li>\n<p data-path-to-node=\"10,1,1,0,0\">\u6a19\u672c\u6bd4\u7387 p\u0302 <span class=\"math-inline\" data-math=\"\\hat{p} = 28 \/ 400 = 0.07\" data-index-in-node=\"5\">\u00a0= 28 \/ 400 = 0.07<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,1,1,1,0\"><span class=\"math-inline\" data-math=\"Z = \\frac{0.07 - 0.05}{\\sqrt{\\frac{0.05 \\times 0.95}{400}}} = \\frac{0.02}{0.0109} \\approx 1.835\" data-index-in-node=\"0\">Z = <\/span>p\u0302-p<sub>0<\/sub> \/ \u221ap<sub>0<\/sub>(1-p<sub>0<\/sub>)\/n = (0.07 &#8211; 0.05) \/ \u221a<span style=\"font-size: 13.3333px;\">0.05 x 0.95<\/span>\/400 = 0.02 \/ 0.0109 <span class=\"math-inline\" data-math=\"Z = \\frac{0.07 - 0.05}{\\sqrt{\\frac{0.05 \\times 0.95}{400}}} = \\frac{0.02}{0.0109} \\approx 1.835\" data-index-in-node=\"0\">\u2248 1.835<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"10,2,0\"><b data-path-to-node=\"10,2,0\" data-index-in-node=\"0\">\u5224\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"10,2,1\">\n<li>\n<p data-path-to-node=\"10,2,1,0,0\">\u6709\u610f\u6c34\u6e961%\u306e\u7247\u5074\u691c\u5b9a\u306e\u68c4\u5374\u57df\u306f\u3001\u6b63\u898f\u5206\u5e03\u8868II\u3000P\u304b\u3089Kp\u3092\u6c42\u3081\u308b\u8868\u3088\u308a\u3001<span class=\"math-inline\" data-math=\"Z &gt; 2.326\" data-index-in-node=\"17\">Z &gt; 2.326<\/span>\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,2,1,1,0\">\u8a08\u7b97\u3055\u308c\u305f <span class=\"math-inline\" data-math=\"Z \\approx 1.835\" data-index-in-node=\"6\">Z \u2248 1.835<\/span>\u00a0\u306f\u68c4\u5374\u57df\u306b\u5165\u308a\u307e\u305b\u3093\uff08\u5e30\u7121\u4eee\u8aac\u306f\u68c4\u5374\u3055\u308c\u306a\u3044\uff09\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"10,2,1,2,0\"><b data-path-to-node=\"10,2,1,2,0\" data-index-in-node=\"0\">\u7d50\u8ad6\uff1a<\/b> \u6709\u610f\u6c34\u6e961%\u3067\u306f\u3001\u4e0d\u9069\u5408\u54c1\u7387\u304c\u57fa\u6e96\u306e5%\u3088\u308a\u9ad8\u3044\u3068\u306f\u65ad\u5b9a\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4>\u554f\u984c3\uff1a\u76ee\u6a19\u9054\u6210\u306e\u691c\u8a3c<\/h4>\n<p>\u76ee\u6a19\uff1a\u4e0d\u9069\u5408\u54c1\u7387\u30921%\uff08<span class=\"math-inline\" data-math=\"p_0 = 0.01\" data-index-in-node=\"19\">p<sub>0<\/sub> = 0.01<\/span>\uff09\u4ee5\u4e0b<br \/>\n1000\u500b\u4e2d7\u500b\u304c\u4e0d\u9069\u5408\u54c1<\/p>\n<ul>\n<li>\n<p data-path-to-node=\"15,0,0\"><b data-path-to-node=\"15,0,0\" data-index-in-node=\"0\">\u4eee\u8aac\u306e\u8a2d\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"15,0,1\">\n<li>\n<p data-path-to-node=\"15,0,1,0,0\">\u5e30\u7121\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_0: p = 0.01\" data-index-in-node=\"5\">H0: p = 0.01<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"15,0,1,1,0\">\u5bfe\u7acb\u4eee\u8aac <span class=\"math-inline\" data-math=\"H_1: p \\neq 0.01\" data-index-in-node=\"5\">H1: p \u2260 0.01<\/span>\uff08\u4e21\u5074\u691c\u5b9a\uff09<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"15,1,0\"><b data-path-to-node=\"15,1,0\" data-index-in-node=\"0\">\u691c\u5b9a\u7d71\u8a08\u91cf <span class=\"math-inline\" data-math=\"Z\" data-index-in-node=\"6\">Z<\/span>\u00a0\u306e\u8a08\u7b97<\/b><\/p>\n<ul data-path-to-node=\"15,1,1\">\n<li>\n<p data-path-to-node=\"15,1,1,0,0\">\u6a19\u672c\u6bd4\u7387 \u00a0p\u0302 <span class=\"math-inline\" data-math=\"\\hat{p} = 28 \/ 400 = 0.07\" data-index-in-node=\"5\">\u00a0=<\/span><span class=\"math-inline\" data-math=\"\\hat{p} = 7 \/ 1000 = 0.007\" data-index-in-node=\"5\"> = 7 \/ 1000 = 0.007<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"15,1,1,1,0\"><span class=\"math-inline\" data-math=\"Z = \\frac{0.007 - 0.01}{\\sqrt{\\frac{0.01 \\times 0.99}{1000}}} = \\frac{-0.003}{0.003146} \\approx -0.954\" data-index-in-node=\"0\">Z = p\u0302-p<sub>0<\/sub> \/ \u221ap<sub>0<\/sub>(1-p<sub>0<\/sub>)\/n = (0.007 &#8211; 0.01) \/ \u221a<span style=\"font-size: 13.3333px;\">0.01 x 0.99<\/span>\/1000 = -0.003 \/ 0.003146 \u2248 -0.954<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"15,2,0\"><b data-path-to-node=\"15,2,0\" data-index-in-node=\"0\">\u5224\u5b9a<\/b><\/p>\n<ul data-path-to-node=\"15,2,1\">\n<li>\n<p 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5px;\n--wpforms-field-size-icon-size: 1;\n--wpforms-label-size-font-size: 16px;\n--wpforms-label-size-line-height: 19px;\n--wpforms-label-size-sublabel-font-size: 14px;\n--wpforms-label-size-sublabel-line-height: 17px;\n--wpforms-button-size-font-size: 17px;\n--wpforms-button-size-height: 41px;\n--wpforms-button-size-padding-h: 15px;\n--wpforms-button-size-margin-top: 10px;\n--wpforms-container-shadow-size-box-shadow: none;\n\t\t\t}\n\t\t\t<\/style><div class=\"wpforms-container wpforms-container-full wpforms-render-modern\" id=\"wpforms-972\"><form id=\"wpforms-form-972\" class=\"wpforms-validate wpforms-form wpforms-ajax-form\" data-formid=\"972\" method=\"post\" enctype=\"multipart\/form-data\" action=\"\/index.php?rest_route=%2Fwp%2Fv2%2Fpages%2F1090\" data-token=\"a9a0f59e139adef9d93654300b0d330c\" data-token-time=\"1775376946\"><noscript class=\"wpforms-error-noscript\">\u3053\u306e\u30d5\u30a9\u30fc\u30e0\u306b\u5165\u529b\u3059\u308b\u306b\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u3067 JavaScript \u3092\u6709\u52b9\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/noscript><div id=\"wpforms-error-noscript\" style=\"display: none;\">\u3053\u306e\u30d5\u30a9\u30fc\u30e0\u306b\u5165\u529b\u3059\u308b\u306b\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u3067 JavaScript \u3092\u6709\u52b9\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div><div class=\"wpforms-field-container\"><div id=\"wpforms-972-field_1-container\" class=\"wpforms-field wpforms-field-name\" data-field-id=\"1\"><fieldset><legend class=\"wpforms-field-label\">\u540d\u524d <span class=\"wpforms-required-label\" aria-hidden=\"true\">*<\/span><\/legend><div class=\"wpforms-field-row wpforms-field-medium\"><div class=\"wpforms-field-row-block wpforms-first wpforms-one-half\"><input type=\"text\" id=\"wpforms-972-field_1\" class=\"wpforms-field-name-first 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