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\u6307\u6807\u53ef\u4ee5\u5206\u4e3a\u4e24\u79cd\u7c7b\u522b\uff1a<\/p>\n\n\n\n

1\u3001\u7edd\u5bf9\u503c\u7c7b\u6307\u6807\u3002\u4e5f\u5c31\u662f\u6211\u4eec\u5e73\u5e38\u76f4\u63a5\u8ba1\u7b97\u5c31\u80fd\u5f97\u5230\u7684\uff0c\u6bd4\u5982DAU\uff0c\u70b9\u51fb\u6b21\u6570\u7b49\u3002\u6211\u4eec\u7684\u4e00\u822c\u90fd\u662f\u7edf\u8ba1\u8be5\u6307\u6807\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u7684\u5747\u503c\u6216\u8005\u6c47\u603b\u503c\uff0c\u4e0d\u5b58\u5728\u4e24\u4e2a\u503c\u4e4b\u95f4\u8fd8\u8981\u76f8\u4e92\u8ba1\u7b97\u3002<\/p>\n\n\n\n

2\u3001\u76f8\u5bf9\u503c\u7c7b\u6307\u6807\u3002\u4e0e\u7edd\u5bf9\u503c\u7c7b\u6307\u6807\u76f8\u53cd\uff0c\u6211\u4eec\u4e0d\u80fd\u76f4\u63a5\u8ba1\u7b97\u5f97\u5230\u3002\u6bd4\u5982\u67d0\u9875\u9762\u7684CTR\uff0c\u6211\u4eec\u662f\u7528 \u9875\u9762\u70b9\u51fb\u6570 \/ \u9875\u9762\u5c55\u73b0\u6570\u3002\u6211\u4eec\u8981\u8ba1\u7b97\u70b9\u51fb\u6570\u548c\u5c55\u73b0\u6570\uff0c\u4e24\u8005\u76f8\u9664\u624d\u80fd\u5f97\u5230\u8be5\u6307\u6807\u3002\u7c7b\u4f3c\u7684\uff0c\u8fd8\u6709XX\u8f6c\u5316\u7387\uff0cXX\u70b9\u51fb\u7387\uff0cXX\u8d2d\u4e70\u7387\u4e00\u7c7b\u7684\u3002\u6211\u4eec\u505a\u7684AB\u5b9e\u9a8c\uff0c\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\u90fd\u60f3\u63d0\u9ad8\u8fd9\u7c7b\u6307\u6807\u3002<\/p>\n\n\n\n

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\"\u65b0\u77e5\u8fbe\u4eba,<\/figure>\n\n\n\n

\u9009\u53d6\u6307\u6807<\/strong><\/p>\n\n\n\n

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\u5efa\u7acb\u5047\u8bbe<\/strong><\/p>\n\n\n\n

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\u9009\u53d6\u5b9e\u9a8c\u5355\u4f4d<\/strong><\/p>\n\n\n\n

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\u8ba1\u7b97\u6837\u672c\u91cf<\/strong><\/p>\n\n\n\n

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\"\u65b0\u77e5\u8fbe\u4eba,<\/figure>\n\n\n\n

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\"\u65b0\u77e5\u8fbe\u4eba,<\/figure>\n\n\n\n

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\u6848\u4f8b1-\u76f8\u5bf9\u503c\u6307\u6807\uff1a<\/strong><\/p>\n\n\n\n

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P\uff1a1.5%\uff0cp\uff1a2.0%\uff08\u7531\u4e8e\u6ce2\u52a8\u8303\u56f4\u662f[1.0%,2.0%]\uff0c\u6240\u4ee5\u81f3\u5c11\u662f2.0%<\/p>\n\n\n\n

\u603b\u6837\u672c\u91cf  = 16 * \uff081.5%*\uff081-1.5%\uff09+2.0%*\uff081-2.0%\uff09\uff09\/ \uff082.0%-1.5%\uff09^2=22000<\/p>\n\n\n\n

\u6848\u4f8b2-\u7edd\u5bf9\u503c\u6307\u6807\uff1a<\/strong><\/p>\n\n\n\n

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\u03c3=25\uff0c\u0394=5<\/p>\n\n\n\n

\u603b\u6837\u672c\u91cf  = 16  * 25*25*2\/5*5=800<\/p>\n\n\n\n

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\u6d41\u91cf\u5206\u5272<\/strong><\/p>\n\n\n\n

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\u5927\u4f53\u80cc\u666f\u5982\u4e0b\uff1a<\/p>\n\n\n\n

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\"\u65b0\u77e5\u8fbe\u4eba,<\/figure>\n\n\n\n

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1\u3001\u5b9e\u9a8c\u524d\uff1a\u5982\u4f55\u9009\u6307\u6807\uff0c\u5982\u4f55\u505a\u5047\u8bbe\uff0c\u5982\u4f55\u9009\u5b9e\u9a8c\u5355\u4f4d\uff0c\u6839\u636e\u5b9e\u9a8c\u6307\u6807\u548c\u5355\u4f4d\uff0c\u5982\u4f55\u8ba1\u7b97\u6700\u5c0f\u6837\u672c\u91cf\uff0c\u4ee5\u53ca\u5b9e\u9a8c\u7684\u5468\u671f<\/p>\n\n\n\n

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3\u3001\u5b9e\u9a8c\u540e\uff1a\u9700\u8981\u56de\u6536\u6570\u636e\uff0c\u901a\u8fc7\u8ba1\u7b97P\u503c\u6216\u8005\u7f6e\u4fe1\u533a\u95f4Diff\u7684\u65b9\u6cd5\uff0c\u6821\u9a8c\u8be5\u529f\u80fd\u662f\u5426\u6709\u6548<\/p>\n\n\n\n

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P\uff1a45%\uff0cp\uff1a47%\uff08\u7531\u4e8e\u6ce2\u52a8\u8303\u56f4\u662f[44%,46%]\uff0c\u6240\u4ee5\u81f3\u5c11\u662f2.0%\uff09<\/p>\n\n\n\n

\u603b\u6837\u672c\u91cf = 16 * \uff0845%*\uff081-45%\uff09+ 47%*\uff081-47%\uff09\uff09\/ \uff0847%-45%\uff09^2 = 19864<\/p>\n\n\n\n

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\u68c0\u9a8c\u65b9\u6cd5\u6709\u4ee5\u4e0b\u4e24\u79cd\uff1a<\/p>\n\n\n\n

1\u3001\u7b97P\u503c\uff0cP\u503c\u5c0f\u4e8e5%\uff0c\u62d2\u7edd\u539f\u5047\u8bbe\uff0c\u5373\u4ea7\u54c1\u529f\u80fd\u6709\u6548\u679c\u3002\u8fd9\u4e2a\u573a\u666f\u4e2d\uff08\u5047\u8bbe\uff09P=0.002\uff0c\u5373\u6211\u4eec\u5224\u65ad\u4ea7\u54c1\u6709\u6548\u679c\u3002<\/p>\n\n\n\n

2\u3001\u7b97\u6267\u884c\u533a\u95f4\u7684\u5dee\u503c\uff0c\u5982\u679c\u4e0d\u542b0\uff0c\u5219\u62d2\u7edd\u96f6\u5047\u8bbe\u3002\u540c\u6837\uff0c\u6211\u4eec\u8fd9\u91cc\u5047\u8bbe\u7b97\u51fa\u6765\u671f\u95f4\u4e0d\u542b0\uff0c\u6211\u4eec\u8ba4\u4e3a\u8be5\u4ea7\u54c1\u6709\u6548\u679c\u3002<\/p>\n\n\n\n

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AB\u6d4b\u8bd5\u6ce8\u610f\u4e8b\u9879<\/strong><\/h2>\n\n\n\n

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1\u3001\u7f51\u7edc\u6548\u5e94\uff1a<\/strong><\/p>\n\n\n\n

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2\u3001\u5b66\u4e60\u6548\u5e94\uff1a<\/strong><\/p>\n\n\n\n

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3\u3001\u591a\u91cd\u68c0\u9a8c\u95ee\u9898\uff1a<\/strong><\/p>\n\n\n\n

\u8fd9\u4e2a\u5f88\u597d\u7406\u89e3\uff0c\u5c31\u662f\u5982\u679c\u6211\u4eec\u5728\u5b9e\u9a8c\u4e2d\uff0c\u4e0d\u65ad\u7684\u68c0\u9a8c\u6307\u6807\u662f\u5426\u6709\u5dee\u5f02\uff0c\u4f1a\u9020\u6210\u6211\u4eec\u7684\u7ed3\u679c\u4e0d\u53ef\u4fe1\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u591a\u6b21\u68c0\u9a8c\u540c\u4e00\u5b9e\u9a8c\u5bfc\u81f4\u7b2c\u4e00\u7c7b\u9519\u8bef\u6982\u7387\u4e0a\u6da8\uff1b\u540c\u65f6\u68c0\u9a8c\u591a\u4e2a\u5206\u7ec4\u5bfc\u81f4\u7b2c\u4e00\u7c7b\u9519\u8bef\u6982\u7387\u4e0a\u6da8\u3002<\/p>\n\n\n\n

\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n\n\n\n

\u51fa\u73b0\u7b2c\u4e00\u7c7b\u9519\u8bef\u6982\u7387\uff1aP(A)=5%<\/p>\n\n\n\n

\u68c0\u9a8c\u4e8620\u904d\uff1aP(\u81f3\u5c11\u51fa\u73b0\u4e00\u6b21\u7b2c\u4e00\u7c7b\u9519\u8bef)<\/p>\n\n\n\n

=1-P(20\u6b21\u5b8c\u5168\u6ca1\u6709\u7b2c\u4e00\u7c7b\u9519\u8bef)<\/p>\n\n\n\n

=1- (1\u22125%) ^20<\/p>\n\n\n\n

=64%<\/p>\n\n\n\n

\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u6211\u4eec\u4e0d\u65ad\u7684\u53bb\u68c0\u9a8c\u5b9e\u9a8c\u6548\u679c\u65f6\uff0c\u7b2c\u4e00\u7c7b\u9519\u8bef\u7684\u6982\u7387\u4f1a\u76f4\u7ebf\u4e0a\u6da8\u3002\u6240\u4ee5\u6211\u4eec\u5728\u5b9e\u9a8c\u7ed3\u675f\u524d\uff0c\u4e0d\u8981\u591a\u6b21\u53bb\u89c2\u5bdf\u6307\u6807\uff0c\u66f4\u4e0d\u8981\u89c2\u5bdf\u6307\u6807\u6709\u5dee\u5f02\u540e\uff0c\u76f4\u63a5\u505c\u6b62\u5b9e\u9a8c\u5e76\u4e0b\u7ed3\u8bba\u8bf4\u8be5\u5b9e\u9a8c\u6709\u6548\u3002<\/p>\n\n\n\n

AB\u6d4b\u8bd5\u9762\u8bd5\u8e29\u5751<\/strong><\/h2>\n\n\n\n

\u9488\u5bf9\u8fd9\u4e9b\u95ee\u9898\uff0c\u6709\u5f88\u591a\u65f6\u5019\uff0c\u9762\u8bd5\u5b98\u5728\u95ee\u95ee\u9898\u65f6\uff0c\u4f1a\u8bbe\u4e0b\u4e00\u4e9b\u5751\uff0c\u6211\u4eec\u6765\u4e3e\u4e24\u4e2a\u4f8b\u5b50\u3002<\/p>\n\n\n\n

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\u8003\u70b91\uff1a\u5e38\u89c1\u7684AB\u6d4b\u8bd5\u6d41\u7a0b\u8bbe\u8ba1<\/p>\n\n\n\n

\u8003\u70b92\uff1a\u7f51\u7edc\u6548\u5e94<\/p>\n\n\n\n

\u89e3\u6cd5\uff1a<\/p>\n\n\n\n

\u9488\u5bf9\u8003\u70b91\uff1aAB\u6d4b\u8bd5\u7684\u6d41\u7a0b\u662f \u786e\u5b9a\u76ee\u6807 –> \u786e\u5b9a\u5b9e\u9a8c\u5355\u4f4d –> \u786e\u5b9a\u6700\u5c0f\u6837\u672c\u91cf –> \u786e\u8ba4\u6d41\u91cf\u5206\u5272\u65b9\u6848 –> \u5b9e\u9a8c\u4e0a\u7ebf –> \u89c4\u5219\u6821\u9a8c –> \u6570\u636e\u6536\u96c6 –> \u6548\u679c\u68c0\u9a8c<\/p>\n\n\n\n

\u9488\u5bf9\u8003\u70b92\uff1a\u5b9e\u9a8c\u5206\u6876\uff0c\u4ee5\u4e24\u4e2a\u91cf\u7ea7\u76f8\u8fd1\u57ce\u5e02\u5206\u5272\uff0c\u907f\u514d\u7f51\u7edc\u6548\u5e94\u7684\u76f8\u4e92\u5f71\u54cd<\/p>\n\n\n\n

\u4f8b2\uff1a\u67d0app\uff0c\u7528\u6237\u6d3b\u8dc3\u5468\u671f\u662f14\u5929\uff0c\u8fd9\u65f6\uff0c\u4e0a\u7ebf\u4e86\u4e00\u4e2a\u5b9e\u9a8c\uff0c\u8ba1\u5212\u8dd120\u5929\u5728\u770b\u6548\u679c\uff0c\u7ed3\u679c\u6709\u4f4d\u65b0\u540c\u5b66\uff0c\u572810\u5929\u65f6\u505a\u4e86\u7edf\u8ba1\u63a8\u65ad\uff0c\u53d1\u73b0\u6570\u636e\u5df2\u7ecf\u6709\u4e86\u663e\u8457\u5dee\u5f02\uff0c\u8ba4\u4e3a\u53ef\u4ee5\u505c\u6b62\u5b9e\u9a8c\uff0c\u8fd9\u6837\u505a\u5bf9\u5417\uff1f<\/p>\n\n\n\n

\u8003\u70b91\uff1a\u5b9e\u9a8c\u5468\u671f\u5e94\u8be5\u8de8\u8d8a\u4e00\u4e2a\u6d3b\u8dc3\u5468\u671f<\/p>\n\n\n\n

\u8003\u70b92\uff1a\u591a\u91cd\u68c0\u9a8c\u95ee\u9898<\/p>\n\n\n\n

\u89e3\u6cd5\uff1a<\/p>\n\n\n\n

\u7531\u4e8eAB\u6d4b\u8bd5\u7684\u5b9e\u9a8c\u5468\u671f\u5c3d\u91cf\u8de8\u8d8a\u4e00\u4e2a\u7528\u6237\u6d3b\u8dc3\u5468\u671f\uff0c\u4e14\u5728\u5b9e\u9a8c\u7ed3\u675f\u65f6\u518d\u505a\u7edf\u8ba1\u63a8\u65ad\uff0c\u6240\u4ee5\u8be5\u505a\u6cd5\u4e0d\u5bf9\uff0c\u5efa\u8bae\u8dd1\u616220\u5929\u518d\u770b\u6570\u636e\u6548\u679c<\/p>\n\n\n\n

AB\u6d4b\u8bd5\u5c0fTips<\/strong><\/h2>\n\n\n\n

1\u3001\u7528\u6237\u5c5e\u6027\u4e00\u5b9a\u8981\u4e00\u81f4<\/strong><\/p>\n\n\n\n

\u5982\u679c\u4e0a\u7ebf\u4e00\u4e2a\u5b9e\u9a8c\uff0c\u6211\u4eec\u5bf9\u5e74\u8f7b\u7fa4\u4f53\u4e0a\u7ebf\uff0c\u5e74\u8001\u7fa4\u4f53\u4e0d\u4e0a\u7ebf\uff0c\u5b9e\u9a8c\u540e\u62ff\u7740\u6548\u679c\u6765\u5bf9\u6bd4\uff0c\u5373\u4f7f\u6570\u636e\u663e\u8457\u6027\u68c0\u9a8c\u901a\u8fc7\uff0c\u90a3\u4e48\uff0c\u5b9e\u9a8c\u4e5f\u662f\u4e0d\u53ef\u4fe1\u7684\u3002\u56e0\u4e3aAB\u6d4b\u8bd5\u7684\u57fa\u7840\u6761\u4ef6\u4e4b\u4e00\uff0c\u5c31\u662f\u5b9e\u9a8c\u7528\u6237\u7684\u540c\u8d28\u5316\u3002\u5373\u5b9e\u9a8c\u7528\u6237\u7fa4\uff0c\u548c\u975e\u5b9e\u9a8c\u7528\u6237\u7fa4\u7684 \u5730\u57df\u3001\u6027\u522b\u3001\u5e74\u9f84\u7b49\u81ea\u7136\u5c5e\u6027\u56e0\u7d20\u5206\u5e03\u57fa\u672c\u4e00\u81f4\u3002<\/p>\n\n\n\n

2\u3001\u4e00\u5b9a\u8981\u5728\u540c\u4e00\u65f6\u95f4\u7ef4\u5ea6\u4e0b\u505a\u5b9e\u9a8c<\/strong><\/p>\n\n\n\n

\u4e3e\u4f8b\uff1a\u5982\u679c\u67d0\u4e00\u4e2a\u62db\u8058app\uff0c\u5e74\u524d3\u6708\u4efd\u5bf9\u7528\u6237\u7fa4A\u505a\u4e86\u4e00\u4e2a\u5b9e\u9a8c\uff0c\u5e74\u4e2d7\u6708\u4efd\u5bf9\u7528\u6237\u7fa4B\u505a\u4e86\u540c\u4e00\u4e2a\u5b9e\u9a8c\uff0c\u7ed3\u679c7\u6708\u4efd\u7684\u6548\u679c\u660e\u663e\u8f83\u5dee\uff0c\u4f46\u662f\u53ef\u80fd\u672c\u8eab\u662f\u7531\u4e8e\u5468\u671f\u6027\u56e0\u7d20\u5bfc\u81f4\u7684\u3002\u6240\u4ee5\u6211\u4eec\u5728\u5b9e\u9a8c\u65f6\uff0c\u4e00\u5b9a\u8981\u6392\u9664\u6389\u5b63\u8282\u7b49\u56e0\u7d20\u3002<\/p>\n\n\n\n

3\u3001AB\u6d4b\u8bd5\u4e00\u5b9a\u8981\u4ece\u5c0f\u6d41\u91cf\u9010\u6e10\u653e\u5927<\/strong><\/p>\n\n\n\n

\u5982\u679c\u4e0a\u7ebf\u4e00\u4e2a\u529f\u80fd\uff0c\u76f4\u63a5\u6d41\u91cf\u5f00\u523050%\u53bb\u505a\u6d4b\u8bd5\uff0c\u90a3\u4e48\u5982\u679c\u6570\u636e\u6548\u679c\u4e0d\u597d\uff0c\u6216\u8005\u529f\u80fd\u610f\u5916\u51fa\u73b0bug\uff0c\u5bf9\u7ebf\u4e0a\u7528\u6237\u5c06\u4f1a\u9020\u6210\u6781\u5927\u7684\u5f71\u54cd\u3002\u6240\u4ee5\uff0c\u5efa\u8bae\u4e00\u5f00\u59cb\u4ece\u6700\u5c0f\u6837\u672c\u91cf\u5f00\u59cb\u5b9e\u9a8c\uff0c\u7136\u540e\u518d\u9010\u6e10\u6269\u5927\u7528\u6237\u7fa4\u4f53\u53ca\u5b9e\u9a8c\u6837\u672c\u91cf\u3002<\/p>\n\n\n\n

4\u3001\u5982\u679c\u6700\u5c0f\u6837\u672c\u91cf\u4e0d\u8db3\u8be5\u600e\u4e48\u529e<\/strong><\/p>\n\n\n\n

\u5982\u679c\u6211\u4eec\u8ba1\u7b97\u51fa\u6765\uff0c\u6837\u672c\u91cf\u9700\u8981\u5f88\u5927\uff0c\u6211\u4eec\u5206\u914d\u7684\u6bd4\u4f8b\u5df2\u7ecf\u5f88\u5927\uff0c\u4ecd\u65e7\u5b58\u5728\u6837\u672c\u91cf\u4e0d\u8db3\u7684\u60c5\u51b5\uff0c\u90a3\u4e48\u6211\u4eec\u53ea\u80fd\u901a\u8fc7\u62c9\u957f\u65f6\u95f4\u5468\u671f\uff0c\u901a\u8fc7\u7d2f\u8ba1\u6837\u672c\u91cf\u6765\u8fdb\u884c\u6bd4\u8f83<\/p>\n\n\n\n

5\u3001\u662f\u5426\u9700\u8981\u4e0a\u7ebf\u7b2c\u4e00\u5929\u5c31\u5f00\u59cb\u770b\u6548\u679c\uff1f<\/strong><\/p>\n\n\n\n

\u7531\u4e8eAB-Test\uff0c\u4f1a\u5f71\u54cd\u5230\u4e0d\u540c\u7684\u7528\u6237\u7fa4\u4f53\uff0c\u6240\u4ee5\uff0c\u6211\u4eec\u5728\u505aAB\u6d4b\u8bd5\u65f6\uff0c\u5c3d\u91cf\u8bbe\u5b9a\u4e00\u4e2a\u6d4b\u8bd5\u751f\u6548\u671f\uff0c\u8fd9\u4e2a\u5468\u671f\u4e00\u822c\u662f\u7528\u6237\u7684\u4e00\u4e2a\u6d3b\u8dc3\u95f4\u9694\u671f\u3002\u5982\u62db\u8058\u7528\u6237\u6d3b\u8dc3\u95f4\u9694\u662f7\u5929\uff0c\u90a3\u4e48\u751f\u6548\u671f\u4e3a7\u5929\uff0c\u5982\u679c\u662f\u4e00\u4e2a\u673a\u9152app\uff0c\u7528\u6237\u6d3b\u8dc3\u95f4\u9694\u662f30\u5929\uff0c\u90a3\u751f\u6548\u671f\u4e3a30\u5929<\/p>\n\n\n\n

6\u3001\u7528\u6237\u662f\u5426\u751f\u6548<\/strong><\/p>\n\n\n\n

\u7528\u6237\u5982\u679c\u88ab\u5206\u7ec4\u540e\uff0c\u672a\u89e6\u53d1\u5b9e\u9a8c\uff0c\u6211\u4eec\u9700\u8981\u6392\u9664\u8fd9\u7c7b\u7528\u6237\u3002\u56e0\u4e3a\u8fd9\u7c7b\u7528\u6237\u672c\u8eab\u5c31\u4e0d\u662fAB\u8be5\u7edf\u8ba1\u8fdb\u5165\u7684\u7528\u6237\uff08\u8fd9\u79cd\u60c5\u51b5\u8f83\u5c11\uff0c\u5982\u679c\u6709\uff0c\u90a3\u5728\u505a\u5b9e\u9a8c\u65f6\u6253\u4e0a\u751f\u6548\u6807\u7b7e\u5373\u53ef\uff09<\/p>\n\n\n\n

7\u3001\u7528\u6237\u4e0d\u80fd\u540c\u65f6\u5904\u4e8e\u591a\u4e2a\u7ec4<\/strong><\/p>\n\n\n\n

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