{"id":195,"date":"2023-07-15T05:41:56","date_gmt":"2023-07-15T05:41:56","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e7%bb%9f%e8%ae%a1%e7%a6%bb%e6%95%a3%e5%ba%a6\/"},"modified":"2023-07-15T05:41:56","modified_gmt":"2023-07-15T05:41:56","slug":"%e7%bb%9f%e8%ae%a1%e7%a6%bb%e6%95%a3%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e7%bb%9f%e8%ae%a1%e7%a6%bb%e6%95%a3%e5%ba%a6\/","title":{"rendered":"\u4ec0\u4e48\u662f\u7edf\u8ba1\u79bb\u6563\u5ea6\uff1f"},"content":{"rendered":"<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u662f\u4e00\u4e2a\u5e7f\u6cdb\u7684\u6982\u5ff5\uff0c\u6307<strong>\u6570\u636e\u96c6\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u53d8\u5f02\u6027\u6216\u5dee\u5f02<\/strong>\u3002\u5728\u7edf\u8ba1\u5b66\u4e2d\uff0c\u5b83\u7528\u4e8e\u63cf\u8ff0\u5404\u4e2a\u6570\u636e\u5143\u7d20\u4e0e\u4e00\u7ec4\u4e2d\u5fc3\u503c\uff08\u4f8b\u5982\u5e73\u5747\u503c\u6216\u4e2d\u4f4d\u6570\uff09\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/p>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u6d4b\u91cf\u6709\u591a\u79cd\u7c7b\u578b\u3002\u9996\u5148\uff0c\u6211\u4eec\u6709<a href=\"https:\/\/mathority.org\/cn\/\u5178\u578b\u504f\u5dee\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u6807\u51c6\u5dee<\/a>\u548c\u8303\u56f4\u3002\u6b64\u5916\uff0c\u8fd8\u6709\u65b9\u5dee\u3001\u56db\u5206\u4f4d\u8ddd\u548c\u53d8\u5f02\u7cfb\u6570\u3002\u8fd9\u4e9b\u6307\u6807\u4e2d\u7684\u6bcf\u4e00\u4e2a\u90fd<strong>\u63d0\u4f9b\u4e86\u6d4b\u91cf\u6570\u636e\u53ef\u53d8\u6027\u7684\u4e0d\u540c\u65b9\u6cd5<\/strong>\u3002<\/p>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u63d0\u4f9b\u6709\u5173\u6570\u636e\u5206\u5e03\u7684\u6709\u4ef7\u503c\u7684\u4fe1\u606f\uff0c\u5e76\u6709\u52a9\u4e8e<strong>\u68c0\u6d4b\u6570\u636e\u4e2d\u7684\u79bb\u7fa4\u503c\u6216\u5f02\u5e38\u60c5\u51b5<\/strong>\u3002\u6b64\u5916\uff0c\u7edf\u8ba1\u79bb\u6563\u5ea6\u5bf9\u4e8e\u4ece\u79d1\u5b66\u7814\u7a76\u5230\u5546\u4e1a\u7ba1\u7406\u7b49\u5404\u4e2a\u9886\u57df\u7684\u51b3\u7b56\u548c\u98ce\u9669\u8bc4\u4f30\u90fd\u5f88\u6709\u7528\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Cuales_son_los_tipos_de_medidas_de_dispersion_estadistica\">\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u8861\u91cf\u6807\u51c6\u6709\u54ea\u4e9b\u7c7b\u578b\uff1f<\/span><\/h2>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u7528\u4e8e\u6d4b\u91cf\u6570\u636e\u96c6\u4e2d\u503c\u4e4b\u95f4\u5b58\u5728\u7684\u53d8\u5f02\u6027\u6216\u8ddd\u79bb\u3002\u7814\u7a76\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u4f46\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u6280\u672f\uff1a<\/p>\n<ul>\n<li><strong>\u8303\u56f4<\/strong>&#8211; 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noopener\">\u65b9\u5dee<\/a>\u8861\u91cf\u6bcf\u4e2a\u6570\u636e\u70b9\u4e0e\u5e73\u5747\u503c\u7684\u5e73\u5747\u8ddd\u79bb\u3002\u6807\u51c6\u5dee\u662f\u6bd4\u8303\u56f4\u66f4\u7cbe\u786e\u7684\u8861\u91cf\u6807\u51c6\uff0c\u4f46\u5b83\u4e5f\u4f1a\u53d7\u5230\u5f02\u5e38\u503c\u7684\u5f71\u54cd\u3002<\/li>\n<li><strong>\u53d8\u5f02\u7cfb\u6570<\/strong>\u2014\u2014\u6570\u636e\u96c6\u76f8\u5bf9\u5206\u6563\u5ea6\u7684\u5ea6\u91cf\u3002\u5b83\u7684\u8ba1\u7b97\u65b9\u6cd5\u662f\u7528\u6807\u51c6\u5dee\u9664\u4ee5\u5e73\u5747\u503c\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u4e58\u4ee5 100%\u3002\u6b64\u5ea6\u91cf\u53ef\u7528\u4e8e\u6bd4\u8f83\u5177\u6709\u4e0d\u540c\u5c3a\u5ea6\u6216\u6d4b\u91cf\u5355\u4f4d\u7684\u4e24\u4e2a\u6216\u591a\u4e2a\u6570\u636e\u96c6\u7684\u53d8\u5f02\u6027\u3002<\/li>\n<li><strong>\u7bb1\u7ebf\u56fe<\/strong>\u2013 \u663e\u793a\u6570\u636e\u96c6\u7684\u5206\u5e03\u548c\u4f20\u64ad\u7684\u56fe\u8868\u3002\u65b9\u6846\u8868\u793a\u56db\u5206\u4f4d\u8ddd (IQR)\uff0c\u987b\u7ebf\u8868\u793a\u6570\u636e\u7684\u6700\u5927\u548c\u6700\u5c0f\u8303\u56f4\u3002\u8be5\u56fe\u8868\u53ef\u7528\u4e8e\u8bc6\u522b\u5f02\u5e38\u503c\u4ee5\u53ca\u6bd4\u8f83\u4e24\u4e2a\u6216\u591a\u4e2a\u6570\u636e\u96c6\u7684\u53d8\u5f02\u6027\u3002<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span id=\"Para_que_sirve_la_dispersion_estadistica\">\u7edf\u8ba1\u79bb\u6563\u5ea6\u6709\u4ec0\u4e48\u7528\uff1f<\/span><\/h2>\n<p>\u7814\u7a76\u6570\u636e\u96c6\u7684\u7edf\u8ba1\u79bb\u6563\u5ea6\u65f6\uff0c\u53ef\u4ee5\u83b7\u5f97\u591a\u4e2a\u4f18\u70b9\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u8bc6\u522b\u5f02\u5e38\u503c<\/strong>\u2013 \u5e2e\u52a9\u8bc6\u522b\u6570\u636e\u96c6\u4e2d\u7684\u5f02\u5e38\u503c\u6216\u5f02\u5e38\u503c\u3002\u8fd9\u5bf9\u4e8e\u53d1\u73b0\u6d4b\u91cf\u6216<a href=\"https:\/\/mathority.org\/cn\/\u6570\u636e\u91c7\u96c6\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u6570\u636e\u6536\u96c6<\/a>\u4e2d\u7684\u9519\u8bef\uff0c\u6216\u8005\u8bc6\u522b\u4e0e\u5176\u4ed6\u6570\u636e\u663e\u7740\u4e0d\u540c\u7684\u89c2\u5bdf\u7ed3\u679c\u975e\u5e38\u91cd\u8981\u3002<\/li>\n<li><strong>\u8bc4\u4f30\u6570\u636e\u4e00\u81f4\u6027<\/strong>&#8211; \u5bf9\u4e8e\u8bc4\u4f30\u6570\u636e\u4e00\u81f4\u6027\u5f88\u6709\u7528\u3002\u5982\u679c\u6570\u636e\u96c6\u5206\u5e03\u8f83\u5927\uff0c\u5219\u53ef\u80fd\u8868\u660e\u6570\u636e\u4e0d\u592a\u51c6\u786e\u6216\u6d4b\u91cf\u6761\u4ef6\u5b58\u5728\u5f88\u5927\u53d8\u5316\u3002<\/li>\n<li><strong>\u6bd4\u8f83\u6570\u636e\u96c6<\/strong>\uff1a\u7528\u4e8e\u6bd4\u8f83\u6570\u636e\u96c6\u3002\u5982\u679c\u4e24\u7ec4\u6570\u636e\u7684\u5747\u503c\u76f8\u540c\uff0c\u4f46\u5176\u4e2d\u4e00\u7ec4\u7684\u79bb\u6563\u5ea6\u8f83\u5927\uff0c\u5219\u53ef\u4ee5\u63a8\u65ad\u6570\u636e\u5b58\u5728\u8f83\u5927\u7684\u53d8\u5f02\u6027\u3002<\/li>\n<li><strong>\u505a\u51fa\u660e\u667a\u7684\u51b3\u7b56<\/strong>\uff1a\u7edf\u8ba1\u79bb\u6563\u5ea6\u662f\u505a\u51fa\u660e\u667a\u51b3\u7b56\u7684\u57fa\u672c\u5de5\u5177\u3002\u5982\u679c\u5df2\u77e5\u6570\u636e\u96c6\u5206\u5e03\u5e7f\u6cdb\uff0c\u5219\u6839\u636e\u8be5\u6570\u636e\u505a\u51fa\u51c6\u786e\u7684\u9884\u6d4b\u6216\u51b3\u7b56\u53ef\u80fd\u4f1a\u66f4\u52a0\u56f0\u96be\u3002<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span id=\"Como_se_interpreta_la_dispersion_estadistica\">\u5982\u4f55\u89e3\u91ca\u7edf\u8ba1\u79bb\u6563\u5ea6\uff1f<\/span><\/h2>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u88ab\u89e3\u91ca\u4e3a<strong>\u5355\u4e2a\u6570\u636e\u5143\u7d20\u4e0e\u5176\u4e2d\u5fc3\u503c\u6216\u5e73\u5747\u503c\uff08\u4f8b\u5982\u5e73\u5747\u503c\uff09\u4e4b\u95f4\u7684\u8ddd\u79bb<\/strong>\u7684\u5ea6\u91cf\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u9ad8\u504f\u5dee\u8868\u660e\u6570\u636e\u8fdc\u79bb\u5176\u4e2d\u5fc3\u503c\uff0c\u800c\u4f4e\u504f\u5dee\u8868\u660e\u6570\u636e\u66f4\u52a0\u805a\u96c6\u6216\u63a5\u8fd1\u5176\u4e2d\u5fc3\u503c\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u5206\u6790\u4e00\u7fa4\u4eba\u7684\u89c4\u6a21\uff0c<strong>\u5219\u8f83\u5c0f\u7684\u65b9\u5dee\u5c06\u8868\u660e\u5927\u591a\u6570\u4eba\u7684\u89c4\u6a21\u76f8\u4f3c<\/strong>\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u9ad8\u5ea6\u5206\u6563\u8868\u660e\u4eba\u4eec\u7684\u4f53\u578b\u5dee\u5f02\u5f88\u5927\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5206\u6790\u4e00\u7ec4\u5b66\u751f\u5728\u6d4b\u8bd5\u4e2d\u7684\u8868\u73b0\uff0c\u4f4e\u79bb\u6563\u5ea6\u8868\u660e\u5927\u591a\u6570\u5b66\u751f\u7684\u8868\u73b0\u76f8\u4f3c\uff0c\u800c\u9ad8\u79bb\u6563\u5ea6\u5219\u8868\u660e\u5206\u6570\u5dee\u5f02\u8f83\u5927\u3002<\/p>\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u89e3\u91ca\u8fd8\u53d6\u51b3\u4e8e\u5b83\u7684\u4f7f\u7528\u80cc\u666f\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9ad8\u8272\u6563\u53ef\u80fd\u662f\u671f\u671b\u7684\u6216\u9884\u671f\u7684\uff0c\u800c\u5728\u5176\u4ed6\u60c5\u51b5\u4e0b\uff0c\u4f4e\u8272\u6563\u53ef\u80fd\u662f\u66f4\u671f\u671b\u7684\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Cuando_hay_mayor_dispersion_en_estadistica\">\u4ec0\u4e48\u65f6\u5019\u7edf\u8ba1\u6570\u636e\u7684\u79bb\u6563\u7a0b\u5ea6\u66f4\u5927\uff1f<\/span><\/h2>\n<p>\u5728\u7edf\u8ba1\u5b66\u4e2d\uff0c<strong>\u5f53\u4e00\u7ec4\u6570\u636e\u76f8\u8ddd\u8f83\u8fdc\u65f6<\/strong>\uff0c\u79bb\u6563\u5ea6\u5c31\u66f4\u5927\uff0c\u8868\u660e\u6570\u636e\u7684\u53d8\u5f02\u6027\u66f4\u5927\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u5206\u6790\u4e00\u7fa4\u4eba\u7684\u5de5\u8d44\uff0c\u90a3\u4e48\u8f83\u5927\u7684\u79bb\u6563\u5ea6\u8868\u660e\u8be5\u7ec4\u4e2d\u4e2a\u4eba\u4e4b\u95f4\u7684\u5de5\u8d44\u5dee\u5f02\u66f4\u5927\u3002<\/p>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u6700\u5e38\u89c1\u7684\u8861\u91cf\u6807\u51c6\u662f<strong>\u6807\u51c6\u5dee<\/strong>\u3002\u9ad8\u6807\u51c6\u5dee\u8868\u660e\u6570\u636e\u66f4\u52a0\u5206\u6563\uff0c\u800c\u4f4e\u6807\u51c6\u5dee\u8868\u660e\u6570\u636e\u66f4\u63a5\u8fd1\u5e73\u5747\u503c\u3002<\/p>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u53e6\u4e00\u4e2a\u8861\u91cf\u6807\u51c6\u662f\u8303\u56f4\uff0c\u5b83\u662f\u6570\u636e\u96c6\u7684\u6700\u5927\u503c\u548c\u6700\u5c0f\u503c\u4e4b\u95f4\u7684\u5dee\u3002\u5982\u679c\u8303\u56f4\u5f88\u5927\uff0c\u5219\u8868\u660e\u6570\u636e\u4e4b\u95f4\u5b58\u5728\u5f88\u5927\u7684\u53d8\u5f02\u6027\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Como_saber_si_los_datos_estan_dispersos\">\u5982\u4f55\u77e5\u9053\u6570\u636e\u662f\u5426\u5206\u6563\uff1f<\/span><\/h2>\n<p>\u4e3a\u4e86\u786e\u5b9a\u6570\u636e\u662f\u5426\u5206\u5e03\uff0c\u6709\u5fc5\u8981<strong>\u8ba1\u7b97\u4e00\u4e9b\u7edf\u8ba1\u5206\u5e03\u7684\u5ea6\u91cf<\/strong>\uff0c\u4f8b\u5982\u6807\u51c6\u5dee\u6216\u6781\u5dee\u3002<\/p>\n<p>\u5982\u679c\u5206\u6563\u5ea6\u8f83\u9ad8\uff0c<strong>\u5219\u6570\u636e\u66f4\u52a0\u5206\u6563<\/strong>\uff0c\u8fd9\u610f\u5473\u7740\u6570\u636e\u96c6\u4e2d\u5b58\u5728\u66f4\u5927\u7684\u53d8\u5f02\u6027\u3002\u5982\u679c\u5206\u6563\u5ea6\u8f83\u4f4e\uff0c\u5219\u6570\u636e\u5206\u6563\u7a0b\u5ea6\u8f83\u4f4e\uff0c\u5e76\u4e14\u6570\u636e\u96c6\u4e2d\u7684\u53d8\u5f02\u6027\u8f83\u5c0f\u3002<\/p>\n<p>\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528<a href=\"https:\/\/mathority.org\/cn\/\u7edf\u8ba1\u56fe\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7edf\u8ba1\u56fe\u8868<\/a>\uff08\u4f8b\u5982<strong>\u76d2\u987b\u56fe\u6216\u76f4\u65b9\u56fe\uff09<\/strong>\u53ef\u89c6\u5316\u6570\u636e\u7684\u5206\u5e03\u3002\u5728\u8fd9\u4e9b\u56fe\u8868\u4e2d\uff0c\u60a8\u53ef\u4ee5\u770b\u5230\u6570\u636e\u7684\u5206\u5e03\u4ee5\u53ca\u6570\u636e\u662f\u5426\u66f4\u52a0\u5206\u6563\u3002<\/p>\n<p>\u6b64\u5916\uff0c<strong>\u53ef\u4ee5\u4f7f\u7528\u53d8\u5f02\u7cfb\u6570 \u6765\u8ba1\u7b97\u5e73\u5747\u503c\u548c\u6570\u636e\u79bb\u5dee\u4e4b\u95f4\u7684\u5173\u7cfb<\/strong>\uff0c\u5373\u6807\u51c6\u5dee\u9664\u4ee5\u5e73\u5747\u503c\u4e58\u4ee5 100\u3002\u53d8\u5f02\u7cfb\u6570\u9ad8\u8868\u793a\u76f8\u5bf9\u4e8e\u5e73\u5747\u503c\u7684\u79bb\u5dee\u8f83\u5927\uff0c\u800c\u53d8\u5f02\u7cfb\u6570\u4f4e\u8868\u660e\u4e0e\u5e73\u5747\u503c\u7684\u79bb\u5dee\u8f83\u5c0f\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Cuales_son_las_aplicaciones_de_la_dispersion_estadistica\">\u7edf\u8ba1\u79bb\u6563\u5ea6\u6709\u54ea\u4e9b\u5e94\u7528\uff1f<\/span><\/h2>\n<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u5728\u4e0d\u540c\u9886\u57df\u548c\u5b66\u79d1\u4e2d\u6709\u591a\u79cd\u5e94\u7528\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u79d1\u5b66\u7814\u7a76<\/strong>\u2014\u2014\u7edf\u8ba1\u79bb\u6563\u5ea6\u662f\u751f\u7269\u5b66\u3001\u7269\u7406\u5b66\u3001\u5fc3\u7406\u5b66\u548c\u793e\u4f1a\u5b66\u7b49\u5404\u4e2a\u79d1\u5b66\u9886\u57df\u6570\u636e\u5206\u6790\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u7528\u4e8e\u5206\u6790\u7814\u7a76\u6216\u5b9e\u9a8c\u7ed3\u679c\u7684\u53d8\u5f02\u6027\u5e76\u786e\u5b9a\u7ed3\u679c\u662f\u5426\u663e\u7740\u3002<\/li>\n<li><strong>\u5de5\u4e1a<\/strong>\uff1a\u7528\u4e8e\u5206\u6790\u5546\u54c1\u548c\u670d\u52a1\u751f\u4ea7\u7684\u53ef\u53d8\u6027\uff0c\u5e76\u786e\u5b9a\u751f\u4ea7\u8fc7\u7a0b\u662f\u5426\u7a33\u5b9a\u548c\u4e00\u81f4\u3002<\/li>\n<li><strong>\u7ecf\u6d4e<\/strong>\uff1a\u7528\u4e8e\u5206\u6790\u5546\u54c1\u548c\u670d\u52a1\u4ef7\u683c\u7684\u6ce2\u52a8\u6027\uff0c\u5e76\u786e\u5b9a\u5e02\u573a\u662f\u5426\u6709\u6548\u548c\u5e73\u8861\u3002<\/li>\n<li><strong>\u533b\u5b66<\/strong>\u2013 \u7528\u4e8e\u5206\u6790\u533b\u7597\u7ed3\u679c\u7684\u53d8\u5f02\u6027\u5e76\u786e\u5b9a\u6cbb\u7597\u662f\u5426\u6709\u6548\u548c\u5b89\u5168\u3002<\/li>\n<li><strong>\u6559\u80b2<\/strong>\uff1a\u7edf\u8ba1\u79bb\u6563\u5ea6\u7528\u4e8e\u5206\u6790\u5b66\u751f\u5b66\u4e1a\u6210\u7ee9\u7684\u53d8\u5f02\u6027\u5e76\u786e\u5b9a\u6559\u80b2\u653f\u7b56\u548c\u8ba1\u5212\u662f\u5426\u6709\u6548\u3002<\/li>\n<\/ul>\n<p>\u603b\u4e4b\uff0c\u7edf\u8ba1\u79bb\u6563\u5ea6\u662f\u5404\u4e2a\u9886\u57df\u4e2d\u5206\u6790\u6570\u636e\u53d8\u5f02\u6027\u5e76\u6839\u636e\u83b7\u5f97\u7684\u4fe1\u606f\u505a\u51fa\u660e\u667a\u51b3\u7b56\u7684\u6709\u7528\u5de5\u5177\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Ejemplos_de_dispersion_estadistica\">\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u4f8b\u5b50<\/span><\/h2>\n<p>\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u4e0b\u9762\u4e00\u4e9b\u7edf\u8ba1\u79bb\u6563\u5ea6\u7684\u6709\u7528\u793a\u4f8b\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u793a\u4f8b 1\uff1a\u6807\u51c6\u5dee<\/h3>\n<p>\u5047\u8bbe\u6211\u4eec\u6709 10 \u4e2a\u4eba\u5e74\u9f84\u6837\u672c\u7684\u4ee5\u4e0b\u6570\u636e\uff1a20\u300122\u300118\u300124\u300119\u300125\u300121\u300120\u300123\u300122\u3002\u8981\u8ba1\u7b97\u6807\u51c6\u5dee\uff0c\u6211\u4eec\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<p>\u8ba1\u7b97\u6837\u672c\u5e73\u5747\u503c\uff1a(20+22+18+24+19+25+21+20+23+22)\/10 = 21.4\u3002<\/p>\n<p>\u51cf\u53bb\u6bcf\u4e2a\u6570\u636e\u548c\u5e73\u65b9<sup>\u7684<\/sup>\u5e73\u5747\u503c\uff1a (20-21.4) <sup>2<\/sup> \u3001 (22-21.4) <sup>2<\/sup> \u3001 (18-21.4) <sup>2<\/sup> \u3001 (24-21.4) <sup>2<\/sup> \u3001 (19-21.4) 2\u3001 (25-21.4) <sup>2<\/sup> , (21-21.4) 2 , (20-21.4) <sup>2<\/sup> , (23-2 1, 4) <sup>2<\/sup> , (22-21.4) <sup>2<\/sup> <sup>\u3002<\/sup><\/p>\n<p>\u6dfb\u52a0\u6b65\u9aa4 2 \u7684\u7ed3\u679c\uff1a138.16\u3002<\/p>\n<p>\u5c06\u6b65\u9aa4 3 \u4e2d\u7684\u603b\u548c\u9664\u4ee5\u6570\u636e\u70b9\u6570\u51cf 1 (n-1)\uff1a138.16\/9 = 15.35\u3002<\/p>\n<p>\u8ba1\u7b97\u6b65\u9aa4 4 \u7ed3\u679c\u7684\u5e73\u65b9\u6839\uff1a <strong>\u221a<\/strong> 15.35 = 3.92\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6837\u672c\u6807\u51c6\u5dee\u4e3a 3.92 \u5e74\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u793a\u4f8b 2\uff1a\u6d77\u6ee9<\/h3>\n<p>\u5047\u8bbe\u6211\u4eec\u6709 10 \u4e2a\u4eba\u7684\u6837\u672c\u91cf\uff08\u4ee5\u5398\u7c73\u4e3a\u5355\u4f4d\uff09\u7684\u4ee5\u4e0b\u6570\u636e\uff1a160, 170, 165, 180, 155, 185, 175, 170, 172, 168\u3002\u8981\u8ba1\u7b97\u8303\u56f4\uff0c\u6211\u4eec\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<p>\u5c06\u6570\u636e\u4ece\u5c0f\u5230\u5927\u6392\u5e8f\uff1a155\u3001160\u3001165\u3001168\u3001170\u3001170\u3001172\u3001175\u3001180\u3001185\u3002<\/p>\n<p>\u6700\u5927\u503c\u51cf\u53bb\u6700\u5c0f\u503c\uff1a185-155 = 30\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6837\u672c\u8de8\u5ea6\u4e3a30 cm\u3002<\/p>\n<p>\u8fd9\u4e9b\u53ea\u662f\u8ba1\u7b97\u7edf\u8ba1\u5206\u6563\u5ea6\u91cf\u7684\u4e24\u4e2a\u793a\u4f8b\u3002\u8fd8\u6709\u8bb8\u591a\u5176\u4ed6\u8861\u91cf\u6807\u51c6\uff0c\u4f8b\u5982\u53d8\u5f02\u7cfb\u6570\u3001\u56db\u5206\u4f4d\u6570\u95f4\u8ddd\u7b49\u3002\u6839\u636e\u6570\u636e\u7684\u6027\u8d28\u548c\u5206\u6790\u7684\u76ee\u7684\u9009\u62e9\u9002\u5f53\u7684\u79bb\u6563\u5ea6\u6d4b\u91cf\u975e\u5e38\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7edf\u8ba1\u79bb\u6563\u5ea6\u662f\u4e00\u4e2a\u5e7f\u6cdb\u7684\u6982\u5ff5\uff0c\u6307\u6570\u636e\u96c6\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u53d8\u5f02\u6027\u6216\u5dee\u5f02\u3002\u5728\u7edf\u8ba1\u5b66\u4e2d\uff0c\u5b83\u7528\u4e8e\u63cf\u8ff0\u5404\u4e2a\u6570\u636e\u5143\u7d20\u4e0e\u4e00\u7ec4\u4e2d\u5fc3\u503c\uff08 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e7%bb%9f%e8%ae%a1%e7%a6%bb%e6%95%a3%e5%ba%a6\/\"> <span class=\"screen-reader-text\">\u4ec0\u4e48\u662f\u7edf\u8ba1\u79bb\u6563\u5ea6\uff1f<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[9,27],"tags":[],"class_list":["post-195","post","type-post","status-publish","format-standard","hentry","category-9","category-27"],"yoast_head":"<!-- This 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