{"id":40592,"date":"2021-06-15T12:23:22","date_gmt":"2021-06-15T04:23:22","guid":{"rendered":"https:\/\/www.growthhk.cn\/?p=40592"},"modified":"2021-06-15T12:23:54","modified_gmt":"2021-06-15T04:23:54","slug":"a-b%e6%b5%8b%e8%af%95%ef%bc%8c%e9%82%a3%e4%ba%9b%e6%9f%a5%e4%ba%86%e5%be%88%e5%a4%9a%e8%b5%84%e6%96%99%e6%89%8d%e5%bc%84%e6%87%82%e7%9a%84%e9%97%ae%e9%a2%98%ef%bd%9c%e5%96%b5%e7%88%aa%e7%ac%94","status":"publish","type":"post","link":"https:\/\/www.growthhk.cn\/cgo\/product\/40592.html","title":{"rendered":"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff5c\u55b5\u722a\u7b14\u8bb0"},"content":{"rendered":"\n<p>\u4f5c\u4e3a\u4e00\u53ea\u8001\u4ea7\u54c1\u732b\uff0c\u5bf9\u4e8e\u4e1a\u52a1\u7406\u89e3\u3001\u7528\u6237\u8c03\u7814\u3001\u6d41\u7a0b\u68b3\u7406\u3001\u4ea4\u4e92\u8bbe\u8ba1\u7b49\uff0c\u4e0d\u80fd\u7b97\u5f97\u5fc3\u5e94\u624b\uff0c\u4e5f\u5df2\u7ecf\u5f62\u6210\u81ea\u5df1\u7684\u5de5\u4f5c\u65b9\u6cd5\uff0c\u4f46\u5bf9\u4e8e<span 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class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u7edf\u8ba1\u5b66\u5bb6Gene V. Glass\u8bf4\uff1a\u201c\u7edf\u8ba1\u663e\u8457\u6027\uff08statistical significance\uff09\u662f\u6709\u5173\u4e8e\u7ed3\u679c\u6700\u65e0\u804a\u7684\u4e8b\u60c5\uff0c\u4f60\u5e94\u8be5\u6839\u636e\u91cf\u5316\u6765\u63cf\u8ff0\u7ed3\u679c\u3002<\/p><p>\u4e0d\u5149\u53ea\u662f\u6307\u51fa\u67d0\u79cd\u6cbb\u7597\u5bf9\u4eba\u4f1a\u6709\u5f71\u54cd\uff0c\u8fd8\u5e94\u5f53\u544a\u8bc9\u4eba\u4eec\u8fd9\u79cd\u5f71\u54cd\u7a76\u7adf\u6709\u591a\u5927\u3002\u201d<\/p><\/blockquote>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u5b9e\u9a8c\u524d\u6839\u636e\u4e1a\u52a1\u7ecf\u9a8c\u786e\u5b9a\u6bcf\u4e2a\u6548\u679c\u8bc4\u4f30\u6307\u6807\u7684\u6548\u5e94\u503c\uff08effect 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src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/aa4e9ae5208746d783347683b6b1a92f.png\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p>\u4e00\u822c\u8981\u6c42\u65b9\u6848\u5728\u7edf\u8ba1\u610f\u4e49\u4e0a\u6709\u663e\u8457\u6027\u63d0\u5347\uff0c\u4e14\u63d0\u5347\u5e45\u5ea6\u5728\u4e1a\u52a1\u4e0a\u6709\u73b0\u5b9e\u610f\u4e49\uff0c\u624d\u8ba4\u4e3a\u4f18\u5316\u65b9\u6848\u6709\u4ef7\u503c\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/16132d44fdfe4e3280ceefdc0357f4fb.jpg\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p><strong>03<\/strong><\/p>\n\n\n\n<h2 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size\u786e\u5b9a\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0b\u9762\u516c\u5f0f\u6c42\u51fa\u6700\u5c0f\u6837\u672c\u91cf\uff1a<\/p>\n\n\n\n<p><strong>\u5355\u5c3e\u5b9e\u9a8c\u6837\u672c\u91cf\u2014\u2014<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/72990b4e2342444f8eba75508df98f39.png\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p><strong>\u53cc\u5c3e\u5b9e\u9a8c\u6837\u672c\u91cf\u2014\u2014<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/9bcb0662b82b4be5b83c5a9401c67a21.png\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p>n\u2014\u2014\u6bcf\u7ec4\u6240\u9700\u6837\u672c\u91cf\uff0c\u56e0\u4e3aAB\u6d4b\u8bd5\u4e00\u822c\u81f3\u5c112\u7ec4\uff0c\u6240\u4ee5\u5b9e\u9a8c\u6240\u9700\u6837\u672c\u91cf\u4e3a2n<\/p>\n\n\n\n<p>\u03b1\u2014\u2014\u7b2c\u4e00\u7c7b\u9519\u8bef\u6982\u7387,\u4e00\u822c\u53d60.05<\/p>\n\n\n\n<p>\u03b2\u2014\u2014\u7b2c\u4e8c\u7c7b\u9519\u8bef\u6982\u7387\uff0c\u4e00\u822c\u53d60.2<\/p>\n\n\n\n<p>z\u2014\u2014\u6b63\u6001\u5206\u5e03\u7684\u5206\u4f4d\u6570\u51fd\u6570<\/p>\n\n\n\n<p>\u03c3\u2014\u2014\u6807\u51c6\u5dee<\/p>\n\n\n\n<p>u1-u2\u2014\u2014\u4f18\u5316\u65b9\u6848\u5bf9\u8bc4\u4f30\u6307\u6807\u63d0\u5347\u503c<\/p>\n\n\n\n<p>\u4e0a\u9762\u7684\u90fd\u662f\u7406\u8bba\uff0c\u600e\u4e48\u63a8\u5bfc\u7684\u6211\u4e5f\u6ca1\u600e\u4e48\u770b\u61c2<\/p>\n\n\n\n<p>\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4e0d\u540c\u8f6f\u4ef6\u3001\u8ba1\u7b97\u5de5\u5177\u7528\u7684\u516c\u5f0f\u4e5f\u4e0d\u4e00\u6837\uff0c\u6ca1\u641e\u660e\u767d\u8c01\u66f4\u51c6\u786e\uff0c\u4e0d\u8fc7\u6700\u7ec8\u7b97\u51fa\u6765\u7684\u6837\u672c\u91cf\u5176\u5b9e\u5dee\u4e0d\u591a\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c\u6211\u89c9\u5f97\u4ea7\u54c1\u7ecf\u7406\u561b\uff0c\u77e5\u9053\u516c\u5f0f\u600e\u4e48\u7528\u6216\u8005\u7528\u54ea\u4e9b\u5de5\u5177\u9884\u4f30\u6837\u672c\u91cf\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u6211\u4eec\u5904\u7406\u7684\u90fd\u662f\u6bd4\u4f8b\u7c7b\u6307\u6807\u5047\u8bbe\u68c0\u9a8c\u95ee\u9898\uff0c\u4e0b\u9762\u7528\u4e24\u4e2a\u516c\u5f0f\u4e3e\u4f8b\u3002\u5047\u8bbe\u76ee\u524d\u8f6c\u5316\u7387p1=30%\uff0c\u6211\u4eec\u5e0c\u671b\u901a\u8fc7\u65b0\u65b9\u6848\u8f6c\u5316\u7387\u63d0\u53470.5%\uff0c\u5373(p2-p1)=0.5%.\u8bbe\u5b9a\u03b1\u4e3a0.05\uff0c\u03b2\u4e3a0.2 \u3002<\/p>\n\n\n\n<p><strong>\u516c\u5f0f\u4e00<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/6dfe10a72f844740abc978cf417456b7.png\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p><strong>\u516c\u5f0f\u4e8c<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2021\/06\/cc1ba9cdb6fa44a481b7399a4c1b14d1.png\" alt=\"A\/B\u6d4b\u8bd5\uff0c\u90a3\u4e9b\u67e5\u4e86\u5f88\u591a\u8d44\u6599\u624d\u5f04\u61c2\u7684\u95ee\u9898\uff08\u4e00\uff09\"\/><\/figure><\/div>\n\n\n\n<p>\u8ba1\u7b97\u51fa\u6765\u7684n\u5206\u522b\u662f104355\uff0c104357\u3002\u7f51\u4e0a\u5f88\u591a\u6587\u7ae0\u8fd9\u91cc\u7528\u7684\u90fd\u662f\u53cc\u5c3e\u7684\u6837\u672c\u91cf\uff0c\u4e2a\u4eba\u89c9\u5f97\u8fd9\u91cc\u7528\u5355\u5c3e\u5c31\u884c\uff0c\u5982\u7406\u89e3\u6709\u8bef\uff0c\u6b22\u8fce\u6307\u6b63<\/p>\n\n\n\n<p>\u5b9e\u9a8c\u524d\uff0c\u8ba1\u7b97\u51fa\u6bcf\u4e2a\u8bc4\u4f30\u6307\u6807\u9700\u8981\u7684\u6837\u672c\u91cf\uff0c\u53d6\u6700\u5927\u503c\u8fdb\u884c\u6d4b\u8bd5\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u5de5\u5177\u4e0a\u6709\u5728\u7ebf\u8ba1\u7b97\u5668\u3001R\uff08power.prop.test\uff09\u3001python\uff08statsmodels.stats.power\uff09\u7b49\u3002<\/p>\n\n\n\n<p><strong>04<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u6d4b\u8bd5\u6267\u884c\u65f6\u957f<\/strong><\/h2>\n\n\n\n<p>AB\u6d4b\u8bd5\u7684\u6267\u884c\u65f6\u957f\u4f1a\u5f71\u54cd\u6d4b\u8bd5\u7ed3\u8bba\u7684\u51c6\u786e\u6027\u3002\u6bd4\u5982\uff0c\u65f6\u95f4\u592a\u77ed\u7684\u8bdd\uff0c\u53ef\u80fd\u53c2\u4e0e\u6d4b\u8bd5\u7684\u7528\u6237\u4e3b\u8981\u662f\u4ea7\u54c1\u9ad8\u9891\u7528\u6237\uff0c\u6216\u8005\u8fdb\u5165\u5b9e\u9a8c\u7684\u6837\u672c\u91cf\u4e0d\u8db3\u800c\u5f71\u54cd\u6d4b\u8bd5\u7ed3\u8bba\u3002\u53e6\u5916\uff0c\u65b0\u5947\u6548\u5e94\u53ef\u80fd\u5bfc\u81f4\u4f18\u5316\u65b9\u6848\u5728\u77ed\u671f\u5185\u5e26\u6765\u597d\u7684\u6548\u679c\uff0c\u4f46\u957f\u671f\u5f71\u54cd\u4e0d\u5927\uff1b\u6216\u8005\u7531\u4e8e\u5b66\u4e60\u66f2\u7ebf\u7684\u5b58\u5728\uff0c\u5f53\u6211\u4eec\u8fdb\u884c\u4e86\u4e00\u4e9b\u89c6\u89c9\u6216\u8005\u4ea4\u4e92\u8c03\u6574\u65f6\uff0c\u7528\u6237\u77ed\u65f6\u95f4\u5185\u672a\u9002\u5e94\u3002<\/p>\n\n\n\n<p>AB\u6d4b\u8bd5\u65f6\u95f4\u957f\u5ea6\u5e76\u6ca1\u6709\u4e00\u4e2a\u7edf\u4e00\u7684\u6807\u51c6\uff0c\u4e3b\u8981\u770b\u6d4b\u8bd5\u7684\u5185\u5bb9\u548c\u76ee\u6807\u7528\u6237\u7684\u4f7f\u7528\u4e60\u60ef\uff0c\u8981\u4e0e\u7528\u6237\u4f7f\u7528\u5468\u671f\u76f8\u5339\u914d\uff0c\u8986\u76d6\u591a\u4e2a\u5468\u671f\u624d\u80fd\u5f97\u5230\u8db3\u591f\u6570\u91cf\u4e14\u6709\u4ee3\u8868\u6027\u7684\u6837\u672c\uff0c\u540c\u65f6\u8981\u6ce8\u610f\u5305\u542b\u5de5\u4f5c\u65e5\u548c\u8282\u5047\u65e5\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center\">\u2014\u2014 \u5982\u679c\u89c9\u5f97\u6587\u7ae0\u8fd8OK\uff0c\u8bf7\u8f6c\u53d1 \u2014\u2014<\/p>\n\n\n\n<p class=\"has-vivid-red-color has-text-color\"><strong>\u7279\u522b\u63d0\u793a\uff1a\u5173\u6ce8\u672c\u4e13\u680f\uff0c\u522b\u9519\u8fc7\u884c\u4e1a\u5e72\u8d27\uff01<\/strong><\/p>\n\n\n\n<p>PS\uff1a\u672c\u53f8\u627f\u63a5 <span class=\"wpcom_keyword_link\"><a href=\"https:\/\/www.growthhk.cn\/mcn\/xiaohongshu\" target=\"_blank\" title=\"\u5c0f\u7ea2\u4e66\">\u5c0f\u7ea2\u4e66<\/a><\/span> \/ \u6dd8\u5b9d\u901b\u901b \/ \u6296\u97f3 \/ \u767e\u5ea6\u7cfb \/ \u77e5\u4e4e \/ \u5fae\u535a\/\u5927\u4f17\u70b9\u8bc4 \u7b49 \u5168\u7f51\u5404\u5e73\u53f0\u63a8\u5e7f\uff1b<\/p>\n\n\n\n<p class=\"has-luminous-vivid-orange-color has-text-color\">\u54a8\u8be2\u5fae\u4fe1\uff1a139 1053 2512 (\u540c\u7535\u8bdd)<\/p>\n\n\n\n<p><strong>\u9996\u5e2d\u589e\u957f\u5b98CGO\u8350\u8bfb\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u300a<a 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