{"id":490,"date":"2018-08-04T20:29:39","date_gmt":"2018-08-04T11:29:39","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/correlation-coefficient-in-r\/"},"modified":"2024-10-13T21:11:04","modified_gmt":"2024-10-13T12:11:04","slug":"correlation-coefficient-in-r","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/correlation-coefficient-in-r\/","title":{"rendered":"R \u3067\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n

\u4f8b\u3048\u3070\u3001\u8eab\u9577\u304c\u9ad8\u3044\u3068\u4f53\u91cd\u304c\u91cd\u3044\u3068\u304b\u3001\u5e74\u9f62\u304c\u9ad8\u3044\u3068\u8840\u5727\u3082\u9ad8\u3044\u3068\u304b\u3001\u95a2\u4fc2\u3057\u3066\u3044\u308b\u4e8c\u3064\u306e\u4e8b\u67c4\u306f\u591a\u3044\u3002<\/p>\n\n\n\n

\u3053\u308c\u3092\u76f8\u95a2\u95a2\u4fc2\u3068\u3044\u3046\u3002<\/p>\n\n\n\n

R \u3067\u3001\u6563\u5e03\u56f3\u3001\u76f8\u95a2\u4fc2\u6570\u8a08\u7b97\u3001\u76f8\u95a2\u4fc2\u6570\u691c\u5b9a\u3092\u3084\u3063\u3066\u307f\u305f\u3002<\/p>\n\n\n\n\n\n\n\n

\u76f8\u95a2\u4fc2\u6570\u3092\u6c42\u3081\u308b\u524d\u306b\u6563\u5e03\u56f3\u3092\u66f8\u304f\u65b9\u6cd5<\/h2>\n\n\n\n

\u6563\u5e03\u56f3\u306f\u3001\u76f8\u95a2\u95a2\u4fc2\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u56f3\u3002<\/p>\n\n\n\n

\u76f8\u95a2\u4fc2\u6570\u3092\u6c42\u3081\u308b\u524d\u306b\u306f\u3001\u5fc5\u305a\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n

\u4e2d\u9593\u30c6\u30b9\u30c8\u3068\u671f\u672b\u30c6\u30b9\u30c8\u306e\u70b9\u6570\u306b\u306f\u3001\u76f8\u95a2\u6027\u304c\u3042\u308b\u304b\uff1f<\/p>\n\n\n\n

\u898b\u3066\u307f\u308b\u3002<\/p>\n\n\n\n

chukan \u3068 kimatu \u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u3001plot() \u3067\u6563\u5e03\u56f3\u3092\u66f8\u304f\u3002<\/p>\n\n\n\n

chukan <-<\/span> c<\/span>(<\/span>64<\/span>,<\/span>40<\/span>,<\/span>71<\/span>,<\/span>33<\/span>,<\/span>30<\/span>,<\/span>71<\/span>,<\/span>92<\/span>,<\/span>23<\/span>,<\/span>41<\/span>,<\/span>55<\/span>,<\/span>93<\/span>,<\/span>74<\/span>)<\/span>\nkimatu <-<\/span> c<\/span>(<\/span>55<\/span>,<\/span>52<\/span>,<\/span>76<\/span>,<\/span>24<\/span>,<\/span>48<\/span>,<\/span>87<\/span>,<\/span>100<\/span>,<\/span>30<\/span>,<\/span>35<\/span>,<\/span>67<\/span>,<\/span>86<\/span>,<\/span>81<\/span>)<\/span>\nplot<\/span>(<\/span>chukan,<\/span> kimatu,<\/span> xlim=<\/span>c<\/span>(<\/span>0<\/span>,<\/span>100<\/span>),<\/span> ylim=<\/span>c<\/span>(<\/span>0<\/span>,<\/span>100<\/span>),<\/span> pch=<\/span>16<\/span>,<\/span> cex=<\/span>1.3<\/span>)<\/span>\n<\/code><\/pre>\n\n\n\n
\u3053\u3093\u306a\u3075\u3046\u306b\u66f8\u3051\u308b\u3002<\/p>\n\n\n\n
\u4e2d\u9593\u30c6\u30b9\u30c8\u306e\u70b9\u304c\u9ad8\u3044\u3068\u671f\u672b\u30c6\u30b9\u30c8\u306e\u70b9\u3082\u9ad8\u3044\u3053\u3068\u304c\u898b\u3066\u308f\u304b\u308b\u3002<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
<\/span><\/p>\n\n\n\n
\u3053\u3093\u306a\u611f\u3058\u306e\u76f4\u7dda\u7684\u306a\u95a2\u4fc2\u306e\u5834\u5408\u306f\u3001\u76f8\u95a2\u4fc2\u6570\u3082\u610f\u5473\u304c\u3042\u308b\u3002<\/p>\n\n\n\n
\u76f8\u95a2\u4fc2\u6570\u306e\u6c42\u3081\u65b9\u3068\u691c\u5b9a\u306e\u4ed5\u65b9<\/h2>\n\n\n\n
\u76f8\u95a2\u4fc2\u6570\u306f\u3001\u76f8\u95a2\u95a2\u4fc2\u306e\u5f37\u3055\u3092\u6570\u5b57\u3067\u8868\u3057\u305f\u3082\u306e\u3002<\/p>\n\n\n\n
1\u3068-1\u304c\u4e00\u756a\u5f37\u3044\u3002<\/p>\n\n\n\n
0\u304c\u4e00\u756a\u5f31\u3044\u3002<\/p>\n\n\n\n
1\u306f\u7247\u65b9\u304c\u5927\u304d\u3044\u3068\u304d\u306f\u3082\u3046\u7247\u65b9\u3082\u5927\u304d\u3044\u3002<\/p>\n\n\n\n
-1\u306f\u7247\u65b9\u304c\u5927\u304d\u3044\u3068\u304d\u306f\u3082\u3046\u7247\u65b9\u306f\u5c0f\u3055\u3044\u3002<\/p>\n\n\n\n
0\u306f\u95a2\u4fc2\u304c\u898b\u3089\u308c\u306a\u3044\u3002<\/p>\n\n\n\n
cor.test() \u3067\u76f8\u95a2\u4fc2\u6570\u304c\u8a08\u7b97\u3067\u304d\u308b\u3002<\/p>\n\n\n\n
cor.test<\/span>(<\/span>chukan,<\/span> kimatu)<\/span> \n<\/code><\/pre>\n\n\n\n
\u76f8\u95a2\u4fc2\u6570\u3092\u8a08\u7b97\u3059\u308b\u3068\u3001\u76f8\u95a2\u4fc2\u65700.92\u306e\u5f37\u3044\u76f8\u95a2\u3002<\/p>\n\n\n\n
><\/span> cor.test<\/span>(<\/span>chukan,<\/span> kimatu)<\/span>\nPearson's product-moment correlation<\/span>\ndata:  chukan and kimatu<\/span>\nt = 7.3927, df = 10, p-value = 2.335e-05<\/span>\nalternative hypothesis: true correlation is not equal to 0<\/span>\n95 percent confidence interval:<\/span>\n 0.7314858 0.9775232<\/span>\nsample estimates:<\/span>\n      cor <\/span>\n0.9194158 <\/span>\n<\/code><\/pre>\n\n\n\n
\u6bcd\u76f8\u95a2\u4fc2\u6570\u304c\u30bc\u30ed\u306e\u5e30\u7121\u4eee\u8aac\u306f\u68c4\u5374\u3002<\/p>\n\n\n\n
p\u5024\u306f0.00002335\u3067\u7d71\u8a08\u5b66\u7684\u6709\u610f\u3002<\/p>\n\n\n\n
\uff1e\uff1e\u3082\u3046\u7d71\u8a08\u3067\u60a9\u3080\u306e\u306f\u7d42\u308f\u308a\u306b\u3057\u307e\u305b\u3093\u304b\uff1f\u00a0<\/a><\/strong><\/span><\/p>\r\n\"\"<\/a>\r\n
\u21911\u4e07\u4eba\u4ee5\u4e0a\u306e\u533b\u7642\u5f93\u4e8b\u8005\u304c\u8cfc\u8aad\u4e2d<\/span><\/strong><\/span><\/p><\/div>
\u307e\u3068\u3081<\/h2>\n\n\n\n
\u4e8c\u3064\u306e\u9023\u7d9a\u30c7\u30fc\u30bf\u306e\u76f8\u95a2\u3092\u898b\u308b\u306e\u304c\u3001\u6563\u5e03\u56f3\u3068\u76f8\u95a2\u4fc2\u6570\u3002<\/p>\n\n\n\n
plot()\u3067\u6563\u5e03\u56f3\u304c\u63cf\u3051\u308b\u3002<\/p>\n\n\n\n
cor.test()\u3067\u76f8\u95a2\u4fc2\u6570\u306e\u8a08\u7b97\u3068\u691c\u5b9a\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n
\u53c2\u8003\u306b\u306a\u308c\u3070\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f8b\u3048\u3070\u3001\u8eab\u9577\u304c\u9ad8\u3044\u3068\u4f53\u91cd\u304c\u91cd\u3044\u3068\u304b\u3001\u5e74\u9f62\u304c\u9ad8\u3044\u3068\u8840\u5727\u3082\u9ad8\u3044\u3068\u304b\u3001\u95a2\u4fc2\u3057\u3066\u3044\u308b\u4e8c\u3064\u306e\u4e8b\u67c4\u306f\u591a\u3044\u3002 \u3053\u308c\u3092\u76f8\u95a2\u95a2\u4fc2\u3068\u3044\u3046\u3002 R \u3067\u3001\u6563\u5e03\u56f3\u3001\u76f8\u95a2\u4fc2\u6570\u8a08\u7b97\u3001\u76f8\u95a2\u4fc2\u6570\u691c\u5b9a\u3092\u3084\u3063\u3066\u307f\u305f\u3002<\/p>\n","protected":false},"author":2,"featured_media":2880,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5,36],"tags":[],"class_list":["post-490","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-r","category-36"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2018\/08\/20180829194700.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/comments?post=490"}],"version-history":[{"count":2,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/490\/revisions"}],"predecessor-version":[{"id":2881,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/490\/revisions\/2881"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media\/2880"}],"wp:attachment":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media?parent=490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/categories?post=490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/tags?post=490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}