{"id":2951,"date":"2023-07-19T22:57:09","date_gmt":"2023-07-19T22:57:09","guid":{"rendered":"https:\/\/statorials.org\/cn\/r%e4%b8%ad%e7%9a%84%e7%9b%b8%e5%85%b3%e7%9f%a9%e9%98%b5\/"},"modified":"2023-07-19T22:57:09","modified_gmt":"2023-07-19T22:57:09","slug":"r%e4%b8%ad%e7%9a%84%e7%9b%b8%e5%85%b3%e7%9f%a9%e9%98%b5","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/r%e4%b8%ad%e7%9a%84%e7%9b%b8%e5%85%b3%e7%9f%a9%e9%98%b5\/","title":{"rendered":"\u5982\u4f55\u5728 r \u4e2d\u521b\u5efa\u76f8\u5173\u77e9\u9635\uff084 \u4e2a\u793a\u4f8b\uff09"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/cn\/\u5982\u4f55\u8bfb\u53d6\u76f8\u5173\u77e9\u9635\/\" target=\"_blank\" rel=\"noopener\">\u76f8\u5173\u77e9\u9635<\/a>\u662f\u4e00\u4e2a\u65b9\u8868\uff0c\u663e\u793a\u6570\u636e\u96c6\u4e2d\u53d8\u91cf\u4e4b\u95f4\u7684<a href=\"https:\/\/statorials.org\/cn\/\u76ae\u5c14\u900a\u76f8\u5173\u7cfb\u6570-1\/\" target=\"_blank\" rel=\"noopener\">\u76f8\u5173\u7cfb\u6570<\/a>\u3002<\/span><\/span><\/p>\n<p><span style=\"color: #000000;\">\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u5feb\u901f\u65b9\u6cd5\u6765\u4e86\u89e3\u6570\u636e\u96c6\u4e2d\u53d8\u91cf\u4e4b\u95f4\u5b58\u5728\u7684\u7ebf\u6027\u5173\u7cfb\u7684\u5f3a\u5ea6\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u5728 R \u4e2d\u521b\u5efa\u76f8\u5173\u77e9\u9635\u6709\u56db\u79cd\u5e38\u89c1\u65b9\u6cd5\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u65b9\u6cd5\u4e00\uff1acor\u51fd\u6570\uff08\u83b7\u5f97\u7b80\u5355\u7684\u76f8\u5173\u7cfb\u6570\u77e9\u9635\uff09<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong>cor(df)<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\"><strong>\u65b9\u6cd52\uff1arcorr\u51fd\u6570\uff08\u83b7\u53d6\u76f8\u5173\u7cfb\u6570\u7684p\u503c\uff09<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (Hmisc)\n\nrcorr( <span style=\"color: #3366ff;\">as.matrix<\/span> (df))<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\"><strong>\u65b9\u6cd53\uff1acorrplot\u51fd\u6570\uff08\u53ef\u89c6\u5316\u76f8\u5173\u77e9\u9635\uff09<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (corplot)\n\ncorrplot(cor(df))\n<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\"><strong>\u65b9\u6cd54\uff1aggcorrplot\u51fd\u6570\uff08\u53ef\u89c6\u5316\u76f8\u5173\u77e9\u9635\uff09<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (ggcorrplot)\n\nggcorrplot(cor(df))<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728 R \u4e2d\u5c06\u6bcf\u79cd\u65b9\u6cd5\u4e0e\u4ee5\u4e0b\u6570\u636e\u5e27\u4e00\u8d77\u4f7f\u7528\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (assists=c(4, 5, 5, 6, 7, 8, 8, 10),\n                 rebounds=c(12, 14, 13, 7, 8, 8, 9, 13),\n                 points=c(22, 24, 26, 26, 29, 32, 20, 14))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  assists rebound points\n1 4 12 22\n2 5 14 24\n3 5 13 26\n4 6 7 26\n5 7 8 29\n6 8 8 32\n7 8 9 20\n8 10 13 14\n<\/strong><\/span><\/pre>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 1\uff1acor \u51fd\u6570<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 R \u57fa<strong>cor()<\/strong>\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u76f8\u5173\u77e9\u9635\uff0c\u663e\u793a\u6570\u636e\u6846\u4e2d\u6bcf\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\">#create correlation matrix<\/span>\ncor(df)\n\n            assists rebound points\nassists 1.0000000 -0.2448608 -0.3295730\nrebounds -0.2448608 1.0000000 -0.5220917\npoints -0.3295730 -0.5220917 1.0000000\n<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\">\u6cbf\u8868\u5bf9\u89d2\u7ebf\u7684\u76f8\u5173\u7cfb\u6570\u5747\u7b49\u4e8e 1\uff0c\u56e0\u4e3a\u6bcf\u4e2a\u53d8\u91cf\u4e0e\u5176\u81ea\u8eab\u5b8c\u5168\u76f8\u5173\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6240\u6709\u5176\u4ed6\u76f8\u5173\u7cfb\u6570\u8868\u793a\u53d8\u91cf\u7684\u4e0d\u540c\u6210\u5bf9\u7ec4\u5408\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002\u4f8b\u5982\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u52a9\u653b\u548c\u7bee\u677f\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\u4e3a<strong>-0.245<\/strong> \u3002<\/span><\/li>\n<li><span style=\"color: #000000;\">\u52a9\u653b\u6570\u4e0e\u5f97\u5206\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\u4e3a<strong>-0.330<\/strong> \u3002<\/span><\/li>\n<li><span style=\"color: #000000;\">\u7bee\u677f\u6570\u4e0e\u5f97\u5206\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\u4e3a<strong>-0.522<\/strong> \u3002<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 2\uff1arcorr \u51fd\u6570<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 R \u4e2d<strong>Hmisc<\/strong>\u5305\u4e2d\u7684<strong>rcorr()<\/strong>\u51fd\u6570\u6765\u521b\u5efa\u4e00\u4e2a\u76f8\u5173\u77e9\u9635\uff0c\u8be5\u77e9\u9635\u663e\u793a\u6570\u636e\u6846\u4e2d\u6bcf\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (Hmisc)\n\n<span style=\"color: #008080;\">#create matrix of correlation coefficients and p-values<\/span>\nrcorr( <span style=\"color: #3366ff;\">as.matrix<\/span> (df))\n\n         assists rebound points\nassists 1.00 -0.24 -0.33\nrebounds -0.24 1.00 -0.52\npoints -0.33 -0.52 1.00\n\nn=8 \n\nP\n         assists rebound points\nassists 0.5589 0.4253\nrebounds 0.5589 0.1844\npoints 0.4253 0.1844<\/strong><\/span><\/pre>\n<p><span style=\"color: #000000;\">\u7b2c\u4e00\u4e2a\u77e9\u9635\u663e\u793a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\uff0c\u7b2c\u4e8c\u4e2a\u77e9\u9635\u663e\u793a\u76f8\u5e94\u7684 p \u503c\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4f8b\u5982\uff0c\u52a9\u653b\u548c\u7bee\u677f\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\u4e3a<strong>-0.24<\/strong> \uff0c\u8be5\u76f8\u5173\u7cfb\u6570\u7684 p \u503c\u4e3a<strong>0.5589<\/strong> \u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u8fd9\u544a\u8bc9\u6211\u4eec\uff0c\u4e24\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u662f\u8d1f\u7684\uff0c\u4f46\u7531\u4e8e p \u503c\u4e0d\u5c0f\u4e8e 0.05\uff0c\u6240\u4ee5\u8fd9\u4e0d\u662f\u7edf\u8ba1\u4e0a\u663e\u7740\u7684\u76f8\u5173\u6027\u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 3\uff1acorrplot \u51fd\u6570<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 R \u4e2d<strong>corrplot<\/strong>\u5305\u4e2d\u7684<strong>corrplot()<\/strong>\u51fd\u6570\u6765\u53ef\u89c6\u5316\u76f8\u5173\u77e9\u9635\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (corplot)\n\n<span style=\"color: #008080;\">#visualize correlation matrix<\/span>\ncorrplot(cor(df))\n<\/strong><\/span><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-25594 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/corrplot1.jpg\" alt=\"\" width=\"363\" height=\"333\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u76f8\u5173\u77e9\u9635\u4e2d\u5706\u5708\u7684\u989c\u8272\u548c\u5927\u5c0f\u5e2e\u52a9\u6211\u4eec\u53ef\u89c6\u5316\u6bcf\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u4f8b\u5982\uff0c\u52a9\u653b\u548c\u7bee\u677f\u53d8\u91cf\u76f8\u4ea4\u7684\u5706\u5708\u5f88\u5c0f\u4e14\u5448\u6d45\u7ea2\u8272\uff0c\u8fd9\u544a\u8bc9\u6211\u4eec\u76f8\u5173\u6027\u8f83\u5f31\u4e14\u5448\u8d1f\u76f8\u5173\u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 4\uff1acorrplot \u51fd\u6570<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 R \u4e2d<strong>ggcorrplot<\/strong>\u5305\u4e2d\u7684<strong>ggcorrplot()<\/strong>\u51fd\u6570\u6765\u53ef\u89c6\u5316\u76f8\u5173\u77e9\u9635\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (ggcorrplot)\n\n<span style=\"color: #008080;\">#visualize correlation matrix<\/span>\nggcorrplot(cor(df))\n<\/strong><\/span><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-25595 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/corrplot2.jpg\" alt=\"\" width=\"429\" height=\"369\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u76f8\u5173\u77e9\u9635\u4e2d\u65b9\u5757\u7684\u989c\u8272\u5e2e\u52a9\u6211\u4eec\u53ef\u89c6\u5316\u6bcf\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u5176\u4ed6\u8d44\u6e90<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\u5728 R \u4e2d\u6267\u884c\u5176\u4ed6\u5e38\u89c1\u4efb\u52a1\uff1a<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/cn\/r-\u4e2d\u7684\u65af\u76ae\u5c14\u66fc\u76f8\u5173\u6027\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 R \u4e2d\u8ba1\u7b97 Spearman \u7b49\u7ea7\u76f8\u5173<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/\u504f\u76f8\u5173r\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u5728 R \u4e2d\u8ba1\u7b97\u504f\u76f8\u5173<\/a><br \/><a href=\"https:\/\/statorials.org\/cn\/r\u4e2d\u7684\u6eda\u52a8\u76f8\u5173\u6027\/\" target=\"_blank\" rel=\"noopener\">\u5982\u4f55\u8ba1\u7b97R\u4e2d\u7684\u6ed1\u52a8\u76f8\u5173\u6027<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76f8\u5173\u77e9\u9635\u662f\u4e00\u4e2a\u65b9\u8868\uff0c\u663e\u793a\u6570\u636e\u96c6\u4e2d\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u7cfb\u6570\u3002 \u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u5feb\u901f\u65b9\u6cd5\u6765\u4e86\u89e3\u6570\u636e\u96c6\u4e2d\u53d8\u91cf\u4e4b\u95f4\u5b58\u5728\u7684\u7ebf\u6027\u5173\u7cfb [&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-2951","post","type-post","status-publish","format-standard","hentry","category-11"],"yoast_head":"<!-- This site is optimized with the Yoast 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