{"id":574,"date":"2023-07-29T11:17:52","date_gmt":"2023-07-29T11:17:52","guid":{"rendered":"https:\/\/statorials.org\/cn\/excel%e5%9d%87%e6%96%b9%e6%a0%b9%e8%af%af%e5%b7%ae\/"},"modified":"2023-07-29T11:17:52","modified_gmt":"2023-07-29T11:17:52","slug":"excel%e5%9d%87%e6%96%b9%e6%a0%b9%e8%af%af%e5%b7%ae","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/excel%e5%9d%87%e6%96%b9%e6%a0%b9%e8%af%af%e5%b7%ae\/","title":{"rendered":"\u5982\u4f55\u5728 excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u6839\u8bef\u5dee (rmse)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u5728\u7edf\u8ba1\u5b66\u4e2d\uff0c <a href=\"https:\/\/statorials.org\/cn\/\u7edf\u8ba1\u5b66\u4ee5\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f\u89e3\u91ca\u6982\u5ff5\uff0c\u6211\u4eec\u4f7f\u5b66\u4e60\u7edf\u8ba1\u53d8\u5f97\u66f4\u5bb9\u6613\/\" target=\"_blank\" rel=\"noopener\">\u56de\u5f52\u5206\u6790<\/a>\u662f\u4e00\u79cd\u7528\u4e8e\u7406\u89e3\u9884\u6d4b\u53d8\u91cf x \u548c\u54cd\u5e94\u53d8\u91cf y \u4e4b\u95f4\u5173\u7cfb\u7684\u6280\u672f\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u5f53\u6211\u4eec\u8fdb\u884c\u56de\u5f52\u5206\u6790\u65f6\uff0c\u6211\u4eec\u5f97\u5230\u4e00\u4e2a\u6a21\u578b\uff0c\u5b83\u6839\u636e\u9884\u6d4b\u53d8\u91cf\u7684\u503c\u544a\u8bc9\u6211\u4eec\u54cd\u5e94\u53d8\u91cf\u7684\u9884\u6d4b\u503c\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u8bc4\u4f30\u6211\u4eec\u7684\u6a21\u578b\u5bf9\u7ed9\u5b9a\u6570\u636e\u96c6\u7684\u62df\u5408\u7a0b\u5ea6\u7684\u4e00\u79cd\u65b9\u6cd5\u662f\u8ba1\u7b97<strong>\u5747\u65b9\u8bef\u5dee<\/strong>\uff0c\u8fd9\u662f\u4e00\u4e2a\u6307\u6807\uff0c\u53ef\u4ee5\u544a\u8bc9\u6211\u4eec\u9884\u6d4b\u503c\u4e0e\u89c2\u6d4b\u503c\u7684\u5e73\u5747\u5dee\u8ddd\u6709\u591a\u5927\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6c42\u5747\u65b9\u8bef\u5dee\uff08\u901a\u5e38\u79f0\u4e3a<strong>RMSE \uff09<\/strong>\u7684\u516c\u5f0f\u4e3a\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>RMSE<\/strong> = \u221a[ \u03a3(P <sub>i<\/sub> \u2013 O <sub>i<\/sub> ) <sup>2<\/sup> \/ n ]<\/span><\/p>\n<p><span style=\"color: #000000;\">\u91d1\u5b50\uff1a<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">\u03a3 \u662f\u4e00\u4e2a\u5947\u7279\u7684\u7b26\u53f7\uff0c\u610f\u601d\u662f\u201c\u548c\u201d<\/span><\/li>\n<li> <span style=\"color: #000000;\">P <sub>i<\/sub>\u662f\u6570\u636e\u96c6\u4e2d<sup>\u7b2c i \u4e2a<\/sup>\u89c2\u6d4b\u503c\u7684\u9884\u6d4b\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">O <sub>i<\/sub>\u662f\u6570\u636e\u96c6\u4e2d<sup>\u7b2c i \u4e2a<\/sup>\u89c2\u6d4b\u503c\u7684\u89c2\u6d4b\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">n \u662f\u6837\u672c\u91cf<\/span><\/li>\n<\/ul>\n<blockquote>\n<p><span style=\"color: #000000;\"><b>\u6280\u672f<\/b><\/span>\u8bf4\u660e<strong style=\"color: #000000;\">\uff1a<\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u53ef\u4ee5\u8ba1\u7b97\u4ea7\u751f\u9884\u6d4b\u503c\u7684\u4efb\u4f55\u7c7b\u578b\u7684\u6a21\u578b\u7684\u5747\u65b9\u8bef\u5dee\uff0c\u7136\u540e\u53ef\u4ee5\u5c06\u5176\u4e0e\u6570\u636e\u96c6\u7684\u89c2\u6d4b\u503c\u8fdb\u884c\u6bd4\u8f83\u3002<\/span><\/li>\n<li><span style=\"color: #000000;\">\u5747\u65b9\u8bef\u5dee\u6709\u65f6\u4e5f\u79f0\u4e3a\u5747\u65b9\u504f\u5dee\uff0c\u901a\u5e38\u7f29\u5199\u4e3a RMSD\u3002<\/span><\/li>\n<\/ul>\n<\/blockquote>\n<p><span style=\"color: #000000;\">\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u5982\u4f55\u5728 Excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u8bef\u5dee\u7684\u793a\u4f8b\u3002<\/span><\/p>\n<h2><span style=\"color: #000000;\"><strong>\u5982\u4f55\u5728 Excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u8bef\u5dee<\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\">Excel\u4e2d\u6ca1\u6709\u5185\u7f6e\u51fd\u6570\u6765\u8ba1\u7b97RMSE\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u516c\u5f0f\u8f7b\u677e\u8ba1\u7b97\u5b83\u3002\u6211\u4eec\u5c06\u5c55\u793a\u5982\u4f55\u8ba1\u7b97\u4e24\u79cd\u4e0d\u540c\u573a\u666f\u7684 RMSE\u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u573a\u666f1<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u5728\u4e00\u79cd\u573a\u666f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6709\u4e00\u5217\u5305\u542b\u6a21\u578b\u7684\u9884\u6d4b\u503c\uff0c\u53e6\u4e00\u5217\u5305\u542b\u89c2\u6d4b\u503c\u3002\u4e0b\u56fe\u663e\u793a\u4e86\u6b64\u573a\u666f\u7684\u793a\u4f8b\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5171 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse1.png\" alt=\"\u5728 Excel \u4e2d\u8ba1\u7b97\u89c2\u6d4b\u503c\u548c\u9884\u6d4b\u503c\u7684 RMSE \u7684\u793a\u4f8b\" width=\"528\" height=\"576\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u5982\u679c\u662f\u8fd9\u6837\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728\u4efb\u610f\u5355\u5143\u683c\u4e2d\u952e\u5165\u4ee5\u4e0b\u516c\u5f0f\uff0c\u7136\u540e\u5355\u51fb CTRL+SHIFT+ENTER \u6765\u8ba1\u7b97 RMSE\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>=SQRT(SUMSQ(A2:A21-B2:B21) \/ COUNT(A2:A21))<\/strong><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5174 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse2.png\" alt=\"\u5728 Excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u8bef\u5dee\u7684\u793a\u4f8b\" width=\"530\" height=\"459\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8fd9\u544a\u8bc9\u6211\u4eec\u5747\u65b9\u8bef\u5dee\u4e3a<strong>2.6646<\/strong> \u3002<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5177 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse3.png\" alt=\"Excel \u4e2d\u7684 RMSE \u8ba1\u7b97\" width=\"531\" height=\"438\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8fd9\u4e2a\u516c\u5f0f\u53ef\u80fd\u770b\u8d77\u6765\u6709\u70b9\u68d8\u624b\uff0c\u4f46\u662f\u4e00\u65e6\u4f60\u5206\u89e3\u5b83\u5c31\u5f88\u6709\u610f\u4e49\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>= <span style=\"color: #800080;\">SQRT(<\/span> <span style=\"color: #ff0000;\">SUMSQ(A2:A21-B2:B21)<\/span> \/ <span style=\"color: #3366ff;\">COUNT(A2:A21)<\/span> <span style=\"color: #800080;\">)<\/span><\/strong><\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u9996\u5148\uff0c\u6211\u4eec\u4f7f\u7528<span style=\"color: #ff0000;\"><strong>SUMSQ()<\/strong><\/span>\u51fd\u6570\u8ba1\u7b97\u9884\u6d4b\u503c\u548c\u89c2\u6d4b\u503c\u4e4b\u95f4\u5dee\u5f02\u7684\u5e73\u65b9\u548c\u3002<\/span><\/li>\n<li><span style=\"color: #000000;\">\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528<span style=\"color: #3366ff;\"><strong>COUNTA()<\/strong><\/span>\u9664\u4ee5\u6570\u636e\u96c6\u7684\u6837\u672c\u5927\u5c0f\uff0c\u8fd9\u4f1a\u8ba1\u7b97\u533a\u57df\u4e2d\u975e\u7a7a\u5355\u5143\u683c\u7684\u6570\u91cf\u3002<\/span><\/li>\n<li><span style=\"color: #000000;\">\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528<span style=\"color: #800080;\"><strong>SQRT()<\/strong><\/span>\u51fd\u6570\u5bf9\u6574\u4e2a\u8ba1\u7b97\u6c42\u5e73\u65b9\u6839\u3002<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>\u573a\u666f2<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u5728\u53e6\u4e00\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u5df2\u7ecf\u8ba1\u7b97\u4e86\u9884\u6d4b\u503c\u548c\u89c2\u6d4b\u503c\u4e4b\u95f4\u7684\u5dee\u5f02\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u5c06\u53ea\u6709\u4e00\u5217\u663e\u793a\u5dee\u5f02\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4e0b\u56fe\u663e\u793a\u4e86\u6b64\u573a\u666f\u7684\u793a\u4f8b\u3002\u9884\u6d4b\u503c\u663e\u793a\u5728 A \u5217\u4e2d\uff0c\u89c2\u6d4b\u503c\u663e\u793a\u5728 B \u5217\u4e2d\uff0c\u9884\u6d4b\u503c\u4e0e\u89c2\u6d4b\u503c\u4e4b\u95f4\u7684\u5dee\u503c\u663e\u793a\u5728 D \u5217\u4e2d\uff1a<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5179 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse4.png\" alt=\"Excel \u4e2d\u5747\u65b9\u8bef\u5dee\u7684\u793a\u4f8b\" width=\"547\" height=\"508\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u5982\u679c\u662f\u8fd9\u6837\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728\u4efb\u610f\u5355\u5143\u683c\u4e2d\u952e\u5165\u4ee5\u4e0b\u516c\u5f0f\uff0c\u7136\u540e\u5355\u51fb CTRL+SHIFT+ENTER \u6765\u8ba1\u7b97 RMSE\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>=SQRT(SUMSQ(D2:D21) \/ COUNT(D2:D21))<\/strong><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5181 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse5.png\" alt=\"Excel \u4e2d\u7684 RMSE\" width=\"629\" height=\"481\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u8fd9\u544a\u8bc9\u6211\u4eec\u5747\u65b9\u8bef\u5dee\u4e3a<strong>2.6646<\/strong> \uff0c\u5bf9\u5e94\u4e8e\u7b2c\u4e00\u79cd\u60c5\u51b5\u4e0b\u83b7\u5f97\u7684\u7ed3\u679c\u3002\u8fd9\u8bc1\u5b9e\u4e86\u8fd9\u4e24\u79cd\u8ba1\u7b97 RMSE \u7684\u65b9\u6cd5\u662f\u7b49\u6548\u7684\u3002<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5182 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse6.png\" alt=\"Excel \u4e2d\u7684\u5747\u65b9\u8bef\u5dee\" width=\"643\" height=\"604\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u5728\u6b64\u573a\u666f\u4e2d\u4f7f\u7528\u7684\u516c\u5f0f\u4e0e\u6211\u4eec\u5728\u4e4b\u524d\u573a\u666f\u4e2d\u4f7f\u7528\u7684\u516c\u5f0f\u4ec5\u7565\u6709\u4e0d\u540c\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>= <span style=\"color: #800080;\">SQRT(<\/span> <span style=\"color: #ff0000;\">SUMSQ(D2:D21)<\/span> \/ <span style=\"color: #3366ff;\">COUNT(D2:D21)<\/span> <span style=\"color: #800080;\">)<\/span><\/strong><\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u7531\u4e8e\u6211\u4eec\u5df2\u7ecf\u8ba1\u7b97\u4e86 D \u5217\u4e2d\u7684\u9884\u6d4b\u503c\u548c\u89c2\u6d4b\u503c\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 SUMSQ() \u51fd\u6570\u8ba1\u7b97\u5dee\u5f02\u5e73\u65b9\u548c<\/span><span style=\"color: #ff0000;\"><strong>\u3002 <span style=\"color: #000000;\">&nbsp;<\/span><\/strong><\/span><span style=\"color: #000000;\">\u4ec5\u4f7f\u7528 D \u5217\u4e2d\u7684\u503c\u7684\u51fd\u6570\u3002<\/span><\/li>\n<li>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528<span style=\"color: #3366ff;\"><strong>COUNTA()<\/strong><\/span><span style=\"color: #000000;\">\u9664\u4ee5\u6570\u636e\u96c6\u7684\u6837\u672c\u5927\u5c0f<\/span>\uff0c<span style=\"color: #000000;\">\u8fd9\u4f1a\u8ba1\u7b97\u533a\u57df\u4e2d\u975e\u7a7a\u5355\u5143\u683c\u7684\u6570\u91cf\u3002<\/span><\/li>\n<li>\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528<span style=\"color: #800080;\"><strong>SQRT()<\/strong><\/span>\u51fd\u6570<span style=\"color: #000000;\">\u5bf9\u6574\u4e2a\u8ba1\u7b97\u6c42\u5e73\u65b9\u6839<\/span>\u3002<\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>\u5982\u4f55\u89e3\u91ca RMSE<\/strong><\/span><\/h2>\n<p><span style=\"color: #000000;\">\u5982\u524d\u6240\u8ff0\uff0c <strong>RMSE<\/strong>\u662f\u67e5\u770b\u56de\u5f52\u6a21\u578b\uff08\u6216\u4efb\u4f55\u751f\u6210\u9884\u6d4b\u503c\u7684\u6a21\u578b\uff09\u201c\u62df\u5408\u201d\u6570\u636e\u96c6\u7684\u80fd\u529b\u7684\u6709\u7528\u65b9\u6cd5\u3002<\/span><\/p>\n<p> <span style=\"color: #000000;\">RMSE \u8d8a\u5927\uff0c\u9884\u6d4b\u503c\u548c\u89c2\u6d4b\u503c\u4e4b\u95f4\u7684\u5dee\u5f02\u8d8a\u5927\uff0c\u610f\u5473\u7740\u56de\u5f52\u6a21\u578b\u5bf9\u6570\u636e\u7684\u62df\u5408\u7a0b\u5ea6\u8d8a\u5dee\u3002\u76f8\u53cd\uff0cRMSE \u8d8a\u5c0f\uff0c\u6a21\u578b\u5bf9\u6570\u636e\u7684\u62df\u5408\u6548\u679c\u8d8a\u597d\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6bd4\u8f83\u4e24\u4e2a\u4e0d\u540c\u6a21\u578b\u7684 RMSE \u4ee5\u4e86\u89e3\u54ea\u4e2a\u6a21\u578b\u6700\u9002\u5408\u6570\u636e\u5c24\u5176\u6709\u7528\u3002<\/span><\/p>\n<p><em><span style=\"color: #000000;\"><strong>\u6709\u5173 Excel \u7684\u66f4\u591a\u6559\u7a0b\uff0c\u8bf7\u52a1\u5fc5\u67e5\u770b\u6211\u4eec\u7684<a href=\"https:\/\/statorials.org\/cn\/\u7edf\u8ba1\u5b66\u4ee5\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f\u89e3\u91ca\u6982\u5ff5\uff0c\u6211\u4eec\u4f7f\u5b66\u4e60\u7edf\u8ba1\u53d8\u5f97\u66f4\u5bb9\u6613\/\" target=\"_blank\" rel=\"noopener\">Excel \u6307\u5357\u9875\u9762<\/a>\uff0c\u5176\u4e2d\u5217\u51fa\u4e86\u6240\u6709\u6709\u5173\u7edf\u8ba1\u7684 Excel \u6559\u7a0b\u3002<\/strong><\/span><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7edf\u8ba1\u5b66\u4e2d\uff0c \u56de\u5f52\u5206\u6790\u662f\u4e00\u79cd\u7528\u4e8e\u7406\u89e3\u9884\u6d4b\u53d8\u91cf x \u548c\u54cd\u5e94\u53d8\u91cf y \u4e4b\u95f4\u5173\u7cfb\u7684\u6280\u672f\u3002 \u5f53\u6211\u4eec\u8fdb\u884c\u56de\u5f52\u5206\u6790\u65f6\uff0c\u6211\u4eec [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-574","post","type-post","status-publish","format-standard","hentry","category-11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u5728 Excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u6839\u8bef\u5dee (RMSE) - Statory<\/title>\n<meta name=\"description\" content=\"\u6709\u5173\u5982\u4f55\u5728 Excel \u4e2d\u8ba1\u7b97\u5747\u65b9\u6839\u8bef\u5dee (RMSE) \u7684\u7b80\u5355\u8bf4\u660e\uff0c\u5305\u62ec\u5206\u6b65\u793a\u4f8b\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/cn\/excel\u5747\u65b9\u6839\u8bef\u5dee\/\" \/>\n<meta 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