{"id":1230,"date":"2023-07-27T05:20:12","date_gmt":"2023-07-27T05:20:12","guid":{"rendered":"https:\/\/statorials.org\/cn\/r-%e7%9a%84%e7%bd%ae%e4%bf%a1%e5%8c%ba%e9%97%b4\/"},"modified":"2023-07-27T05:20:12","modified_gmt":"2023-07-27T05:20:12","slug":"r-%e7%9a%84%e7%bd%ae%e4%bf%a1%e5%8c%ba%e9%97%b4","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/r-%e7%9a%84%e7%bd%ae%e4%bf%a1%e5%8c%ba%e9%97%b4\/","title":{"rendered":"\u5982\u4f55\u5728 r \u4e2d\u67e5\u627e\u7f6e\u4fe1\u533a\u95f4\uff08\u9644\u793a\u4f8b\uff09"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/cn\/\u7f6e\u4fe1\u533a\u95f4-1\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u7f6e\u4fe1\u533a\u95f4<\/a>\u662f\u53ef\u80fd\u5305\u542b\u5177\u6709\u4e00\u5b9a\u7f6e\u4fe1\u6c34\u5e73\u7684<a href=\"https:\/\/statorials.org\/cn\/\u7edf\u8ba1\u4e0e\u53c2\u6570\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u603b\u4f53\u53c2\u6570<\/a>\u7684\u503c\u8303\u56f4\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6839\u636e\u4ee5\u4e0b\u901a\u7528\u516c\u5f0f\u8ba1\u7b97\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4<\/strong>=\uff08\u70b9\u4f30\u8ba1\uff09+\/-\uff08\u4e34\u754c\u503c\uff09*\uff08\u6807\u51c6\u8bef\u5dee\uff09<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6b64\u516c\u5f0f\u521b\u5efa\u4e00\u4e2a\u5177\u6709\u4e0b\u9650\u548c\u4e0a\u9650\u7684\u533a\u95f4\uff0c\u5176\u4e2d\u53ef\u80fd\u5305\u542b\u5177\u6709\u4e00\u5b9a\u7f6e\u4fe1\u5ea6\u7684\u603b\u4f53\u53c2\u6570\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4<\/strong>=[\u4e0b\u9650\uff0c\u4e0a\u9650]<\/span><\/p>\n<p><span style=\"color: #000000;\">\u672c\u6559\u7a0b\u4ecb\u7ecd\u5982\u4f55\u5728 R \u4e2d\u8ba1\u7b97\u4ee5\u4e0b\u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1.<\/strong>\u5e73\u5747\u503c\u7684\u7f6e\u4fe1\u533a\u95f4<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>2.<\/strong>\u5747\u503c\u5dee\u5f02\u7684\u7f6e\u4fe1\u533a\u95f4<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>3.<\/strong>\u6bd4\u4f8b\u7684\u7f6e\u4fe1\u533a\u95f4<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>4.<\/strong>\u6bd4\u4f8b\u5dee\u5f02\u7684\u7f6e\u4fe1\u533a\u95f4<\/span><\/p>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u8d70\u5427\uff01<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 1\uff1a\u5e73\u5747\u503c\u7684\u7f6e\u4fe1\u533a\u95f4<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u6765\u8ba1\u7b97 <a href=\"https:\/\/statorials.org\/cn\/\u5e73\u5747\u7f6e\u4fe1\u533a\u95f4\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u5e73\u5747\u503c\u7684\u7f6e\u4fe1\u533a\u95f4<\/a>\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4 = <span style=\"text-decoration: overline;\">x<\/span> +\/- t <sub>n-1, 1-\u03b1\/2<\/sub> *(s\/\u221an)<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u91d1\u5b50\uff1a<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong><span style=\"text-decoration: overline;\">x<\/span> \uff1a<\/strong>\u6837\u672c\u5e73\u5747\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>t\uff1a<\/strong> t \u4e34\u754c\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>s\uff1a<\/strong>\u6837\u672c\u6807\u51c6\u5dee<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>n\uff1a<\/strong>\u6837\u672c\u91cf<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a<\/strong>\u5047\u8bbe\u6211\u4eec\u968f\u673a\u6536\u96c6\u6d77\u9f9f\u6837\u672c\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u4fe1\u606f\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u6837\u672c\u91cf<strong>n = 25<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\">\u5e73\u5747\u6837\u672c\u91cd\u91cf<strong><span style=\"text-decoration: overline;\">x<\/span> = 300<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\">\u6837\u672c\u6807\u51c6\u5dee<strong>s = 18.5<\/strong><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u8ba1\u7b97\u6d77\u9f9f\u79cd\u7fa4\u771f\u5b9e\u5e73\u5747\u4f53\u91cd\u7684 95% \u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#input sample size, sample mean, and sample standard deviation\n<\/span>n &lt;- 25\nxbar &lt;- 300 \ns &lt;- 18.5\n\n<span style=\"color: #008080;\">#calculate margin of error\n<\/span>margin &lt;- qt(0.975,df=n-1)*s\/sqrt(n)\n\n<span style=\"color: #008080;\">#calculate lower and upper bounds of confidence interval\n<\/span>low &lt;- xbar - margin\nlow\n\n[1] 292.3636\n\nhigh &lt;- xbar + margin\nhigh\n\n[1] 307.6364\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\">\u6d77\u9f9f\u79cd\u7fa4\u771f\u5b9e\u5e73\u5747\u91cd\u91cf\u7684 95% \u7f6e\u4fe1\u533a\u95f4\u4e3a<strong>[292.36, 307.64]<\/strong> \u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 2\uff1a\u5747\u503c\u5dee\u5f02\u7684\u7f6e\u4fe1\u533a\u95f4<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97<a href=\"https:\/\/statorials.org\/cn\/\u5747\u503c\u4e4b\u95f4\u7684\u7f6e\u4fe1\u533a\u95f4\u5dee\u5f02\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u603b\u4f53\u5747\u503c\u5dee\u5f02<\/a>\u7684\u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4<\/strong>= ( <span style=\"text-decoration: overline;\">x<\/span> <sub>1<\/sub> \u2013 <span style=\"text-decoration: overline;\">x<\/span> <sub>2<\/sub> ) +\/- t*\u221a((s <sub>p<\/sub> <sup>2<\/sup> \/n <sub>1<\/sub> ) + (s <sub>p<\/sub> <sup>2<\/sup> \/n <sub>2<\/sub> ))<\/span><\/p>\n<p><span style=\"color: #000000;\">\u91d1\u5b50\uff1a<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"text-decoration: overline;\">x<\/span> <sub>1<\/sub> , <span style=\"text-decoration: overline;\">x<\/span> <sub>2<\/sub> \uff1a\u6837\u672c 1 \u7684\u5e73\u5747\u503c\uff0c\u6837\u672c 2 \u7684\u5e73\u5747\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">t\uff1a\u57fa\u4e8e\u7f6e\u4fe1\u6c34\u5e73\u548c (n <sub>1<\/sub> + n <sub>2<\/sub> -2) \u81ea\u7531\u5ea6\u7684 t \u4e34\u754c\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">s <sub>p<\/sub> <sup>2<\/sup> \uff1a\u5408\u5e76\u65b9\u5dee\uff0c\u8ba1\u7b97\u516c\u5f0f\u4e3a ((n <sub>1<\/sub> -1)s <sub>1<\/sub> <sup>2<\/sup> + (n <sub>2<\/sub> -1)s <sub>2<\/sub> <sup>2<\/sup> ) \/ (n <sub>1<\/sub> +n <sub>2<\/sub> -2)<\/span><\/li>\n<li> <span style=\"color: #000000;\">t\uff1at \u4e34\u754c\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">n <sub>1<\/sub> , n <sub>2<\/sub> : \u6837\u672c\u91cf 1, \u6837\u672c\u91cf 2<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a<\/strong>\u5047\u8bbe\u6211\u4eec\u60f3\u8981\u4f30\u8ba1\u4e24\u79cd\u4e0d\u540c\u79cd\u7c7b\u7684\u6d77\u9f9f\u4e4b\u95f4\u7684\u5e73\u5747\u4f53\u91cd\u5dee\u5f02\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u4ece\u6bcf\u4e2a\u79cd\u7fa4\u4e2d\u968f\u673a\u6536\u96c6 15 \u53ea\u6d77\u9f9f\u6837\u672c\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a\u6837\u672c\u7684\u6458\u8981\u6570\u636e\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u6837\u672c1\uff1a<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"text-decoration: overline;\">x1<\/span> = <sub>310<\/sub><\/span><\/li>\n<li> <span style=\"color: #000000;\">s <sub>1<\/sub> = 18.5<\/span><\/li>\n<li> <span style=\"color: #000000;\">n <sub>1<\/sub> = 15<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u6837\u672c2\uff1a<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><span style=\"text-decoration: overline;\">x2<\/span> <sub>=<\/sub> 300<\/span><\/li>\n<li> <span style=\"color: #000000;\"><sub>s2<\/sub> = 16.4<\/span><\/li>\n<li> <span style=\"color: #000000;\"><sub>n2<\/sub> = 15<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u4ee3\u7801\u663e\u793a\u5982\u4f55\u8ba1\u7b97\u603b\u4f53\u5747\u503c\u7684\u771f\u5b9e\u5dee\u5f02\u7684 95% \u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#input sample size, sample mean, and sample standard deviation\n<\/span>n1 &lt;- 15\nxbar1 &lt;- 310 \ns1 &lt;- 18.5\n\nn2 &lt;- 15\nxbar2 &lt;- 300\ns2 &lt;- 16.4\n\n<span style=\"color: #008080;\">#calculate pooled variance\n<span style=\"color: #000000;\">sp = ((n1-1)*s1^2 + (n2-1)*s2^2) \/ (n1+n2-2)<\/span>\n\n#calculate margin of error\n<\/span>margin &lt;- qt(0.975,df=n1+n2-1)*sqrt(sp\/n1 + sp\/n2)\n\n<span style=\"color: #008080;\">#calculate lower and upper bounds of confidence interval\n<\/span>low &lt;- (xbar1-xbar2) - margin\nlow\n\n[1] -3.055445\n\nhigh &lt;- (xbar1-xbar2) + margin\nhigh\n\n[1] 23.05544\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\">\u603b\u4f53\u5747\u503c\u4e4b\u95f4\u7684\u771f\u5b9e\u5dee\u5f02\u7684 95% \u7f6e\u4fe1\u533a\u95f4\u4e3a<strong>[-3.06, 23.06]<\/strong> \u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 3\uff1a\u6bd4\u4f8b\u7684\u7f6e\u4fe1\u533a\u95f4<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u6765\u8ba1\u7b97 <a href=\"https:\/\/statorials.org\/cn\/\u7f6e\u4fe1\u533a\u95f4\u6bd4\u4f8b\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u6bd4\u4f8b\u7684\u7f6e\u4fe1\u533a\u95f4<\/a>\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4 = p<\/strong> <strong>+\/- z*(\u221a <span style=\"text-decoration: overline;\">p(1-p) \/ n<\/span> )<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u91d1\u5b50\uff1a<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>p\uff1a<\/strong>\u6837\u672c\u6bd4\u4f8b<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>z\uff1a<\/strong>\u9009\u62e9\u7684z\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>n\uff1a<\/strong>\u6837\u672c\u91cf<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a<\/strong>\u5047\u8bbe\u6211\u4eec\u8981\u4f30\u8ba1\u67d0\u4e2a\u53bf\u8d5e\u6210\u67d0\u9879\u6cd5\u5f8b\u7684\u5c45\u6c11\u6bd4\u4f8b\u3002\u6211\u4eec\u968f\u673a\u62bd\u53d6 100 \u540d\u5c45\u6c11\u4f5c\u4e3a\u6837\u672c\uff0c\u8be2\u95ee\u4ed6\u4eec\u5bf9\u6cd5\u5f8b\u7684\u7acb\u573a\u3002\u7ed3\u679c\u5982\u4e0b\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u6837\u672c\u91cf<strong>n = 100<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\">\u652f\u6301\u8be5\u6cd5\u5f8b\u7684\u6bd4\u4f8b<strong>p = 0.56<\/strong><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u4ee3\u7801\u663e\u793a\u4e86\u5982\u4f55\u8ba1\u7b97\u652f\u6301\u8be5\u6cd5\u5f8b\u7684\u5168\u53bf\u5c45\u6c11\u771f\u5b9e\u6bd4\u4f8b\u7684 95% \u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#input sample size and sample proportion\n<\/span>n &lt;- 100\np &lt;- .56<span style=\"color: #008080;\">\n\n#calculate margin of error\n<\/span>margin &lt;- qnorm(0.975)*sqrt(p*(1-p)\/n)\n\n<span style=\"color: #008080;\">#calculate lower and upper bounds of confidence interval\n<\/span>low &lt;- p - margin\nlow\n\n[1] 0.4627099\n\nhigh &lt;- p + margin\nhigh\n\n[1] 0.6572901\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\">\u5168\u53bf\u8d5e\u6210\u8be5\u6cd5\u5f8b\u7684\u5c45\u6c11\u771f\u5b9e\u6bd4\u4f8b\u7684 95% \u7f6e\u4fe1\u533a\u95f4\u4e3a<strong>[.463, .657]<\/strong> \u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b 4\uff1a\u6bd4\u4f8b\u5dee\u5f02\u7684\u7f6e\u4fe1\u533a\u95f4<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u6765\u8ba1\u7b97<a href=\"https:\/\/statorials.org\/cn\/\u6bd4\u4f8b\u7684\u7f6e\u4fe1\u533a\u95f4\u5dee\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u6bd4\u4f8b\u5dee\u5f02\u7684\u7f6e\u4fe1\u533a\u95f4<\/a>\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u7f6e\u4fe1\u533a\u95f4 = (p <sub>1<\/sub> \u2013p <sub>2<\/sub> ) +\/- z*\u221a(p <sub>1<\/sub> (1-p <sub>1<\/sub> )\/n <sub>1<\/sub> + p <sub>2<\/sub> (1-p <sub>2<\/sub> )\/n <sub>2<\/sub> )<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u91d1\u5b50\uff1a<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">p <sub>1<\/sub> , p <sub>2<\/sub> : \u6837\u672c1\u7684\u6bd4\u4f8b\uff0c\u6837\u672c2\u7684\u6bd4\u4f8b<\/span><\/li>\n<li><span style=\"color: #000000;\">z\uff1a\u57fa\u4e8e\u7f6e\u4fe1\u6c34\u5e73\u7684 z \u4e34\u754c\u503c<\/span><\/li>\n<li><span style=\"color: #000000;\">n <sub>1<\/sub> , n <sub>2<\/sub> : \u6837\u672c\u91cf 1, \u6837\u672c\u91cf 2<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a<\/strong>\u5047\u8bbe\u6211\u4eec\u8981\u4f30\u8ba1 A \u53bf\u652f\u6301\u67d0\u9879\u6cd5\u5f8b\u7684\u5c45\u6c11\u6bd4\u4f8b\u4e0e B \u53bf\u652f\u6301\u8be5\u6cd5\u5f8b\u7684\u5c45\u6c11\u6bd4\u4f8b\u4e4b\u95f4\u7684\u5dee\u5f02\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a\u6837\u672c\u7684\u6c47\u603b\u6570\u636e\uff1a<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u6837\u672c1\uff1a<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">n <sub>1<\/sub> = 100<\/span><\/li>\n<li> <span style=\"color: #000000;\">p <sub>1<\/sub> = 0.62\uff08\u5373 100 \u540d\u5c45\u6c11\u4e2d\u6709 62 \u540d\u652f\u6301\u8be5\u6cd5\u5f8b\uff09<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\"><strong>\u6837\u672c2\uff1a<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><sub>n2<\/sub> = 100<\/span><\/li>\n<li> <span style=\"color: #000000;\">p <sub>2<\/sub> = 0.46\uff08\u5373 100 \u540d\u5c45\u6c11\u4e2d\u6709 46 \u540d\u652f\u6301\u8be5\u6cd5\u5f8b\uff09<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u4ee5\u4e0b\u4ee3\u7801\u663e\u793a\u4e86\u5982\u4f55\u8ba1\u7b97\u5404\u53bf\u4e4b\u95f4\u652f\u6301\u6cd5\u5f8b\u7684\u5c45\u6c11\u6bd4\u4f8b\u7684\u771f\u5b9e\u5dee\u5f02\u7684 95% \u7f6e\u4fe1\u533a\u95f4\uff1a<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#input sample sizes and sample proportions\n<\/span>n1 &lt;- 100\np1 &lt;- .62\n\nn2 &lt;- 100\np2 &lt;- .46<span style=\"color: #008080;\">\n\n#calculate margin of error\n<\/span>margin &lt;- qnorm(0.975)*sqrt(p1*(1-p1)\/n1 + p2*(1-p2)\/n2)\n\n<span style=\"color: #008080;\">#calculate lower and upper bounds of confidence interval\n<\/span>low &lt;- (p1-p2) - margin\nlow\n\n[1] 0.02364509\n\n\nhigh &lt;- (p1-p2) + margin\nhigh\n\n[1] 0.2963549\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\">\u5404\u53bf\u4e4b\u95f4\u652f\u6301\u8be5\u6cd5\u5f8b\u7684\u5c45\u6c11\u6bd4\u4f8b\u7684\u771f\u5b9e\u5dee\u5f02\u7684 95% \u7f6e\u4fe1\u533a\u95f4\u4e3a<strong>[0.024, 0.296]<\/strong> \u3002<\/span><\/p>\n<p><span style=\"color: #000000;\"><em>\u60a8\u53ef\u4ee5<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 noreferrer\">\u5728\u6b64\u5904<\/a>\u627e\u5230\u66f4\u591a R \u6559\u7a0b\u3002<\/em><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f6e\u4fe1\u533a\u95f4\u662f\u53ef\u80fd\u5305\u542b\u5177\u6709\u4e00\u5b9a\u7f6e\u4fe1\u6c34\u5e73\u7684\u603b\u4f53\u53c2\u6570\u7684\u503c\u8303\u56f4\u3002 \u6839\u636e\u4ee5\u4e0b\u901a\u7528\u516c\u5f0f\u8ba1\u7b97\uff1a \u7f6e\u4fe1\u533a\u95f4=\uff08\u70b9\u4f30\u8ba1\uff09+\/-\uff08\u4e34 [&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-1230","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 R \u4e2d\u67e5\u627e\u7f6e\u4fe1\u533a\u95f4\uff08\u9644\u793a\u4f8b\uff09<\/title>\n<meta name=\"description\" content=\"\u672c\u6559\u7a0b\u901a\u8fc7\u51e0\u4e2a\u793a\u4f8b\u89e3\u91ca\u4e86\u5982\u4f55\u5728 R \u4e2d\u8ba1\u7b97\u7f6e\u4fe1\u533a\u95f4\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\/r-\u7684\u7f6e\u4fe1\u533a\u95f4\/\" \/>\n<meta property=\"og:locale\" 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