{"id":76,"date":"2023-10-16T21:26:54","date_gmt":"2023-10-16T12:26:54","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/sample-size-calculation-for-correlation-coefficient-in-gpower\/"},"modified":"2024-08-29T20:13:04","modified_gmt":"2024-08-29T11:13:04","slug":"sample-size-calculation-for-correlation-coefficient-in-gpower","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/sample-size-calculation-for-correlation-coefficient-in-gpower\/","title":{"rendered":"G*Power \u3067\u76f8\u95a2\u4fc2\u6570\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n<p>G*Power \u306f\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u8a08\u7b97\u30bd\u30d5\u30c8\u3067\u3042\u308b<\/p>\n\n\n\n<p>\u76f8\u95a2\u3092\u8a08\u7b97\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac\u3059\u308b<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\" id=\"GPower-\u3067\u76f8\u95a2\u306e\u5fc5\u8981\u30b5\u30f3\u30d7\u30eb\u6570\u8a08\u7b97\">GPower \u3067\u76f8\u95a2\u306e\u5fc5\u8981\u30b5\u30f3\u30d7\u30eb\u6570\u8a08\u7b97<\/h2>\n\n\n\n<p>G*Power \u3067\u306e\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u884c\u3046<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"606\" height=\"731\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017200907.png\" alt=\"\" class=\"wp-image-902\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017200907.png 606w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017200907-249x300.png 249w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>Effect size \u306b\u4e88\u60f3\u3055\u308c\u308b\u76f8\u95a2\u4fc2\u6570\u3092\u5165\u308c\u308b<\/p>\n\n\n\n<p>0.3 \u3068\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u308b<\/p>\n\n\n\n<p>Calculate \u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u8a08\u7b97\u3055\u308c\u308b<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"606\" height=\"731\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212148.png\" alt=\"\" class=\"wp-image-903\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212148.png 606w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212148-249x300.png 249w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>Total 82 \u4f8b\u5fc5\u8981\u3068\u8a08\u7b97\u3055\u308c\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4e88\u60f3\u3055\u308c\u308b\u76f8\u95a2\u4fc2\u6570\u304c\u308f\u304b\u3089\u306a\u3044\u5834\u5408\">\u4e88\u60f3\u3055\u308c\u308b\u76f8\u95a2\u4fc2\u6570\u304c\u308f\u304b\u3089\u306a\u3044\u5834\u5408<\/h2>\n\n\n\n<p>\u76f8\u95a2\u4fc2\u6570\u306e\u5927\u304d\u3055\u3092 Effect size \u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6163\u4f8b\u7684\u306a\u57fa\u6e96\u304c\u3042\u308b<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Effect size<\/th><th><img decoding=\"async\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=%20%20%5Crho\" alt=\"  \\rho\"><\/th><\/tr><\/thead><tbody><tr><td>small<\/td><td>0.1<\/td><\/tr><tr><td>medium<\/td><td>0.3<\/td><\/tr><tr><td>large<\/td><td>0.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>small \u306e\u5834\u5408\u306f\u3001779 \u4f8b\u5fc5\u8981\u3068\u306a\u308b<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"606\" height=\"731\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212232.png\" alt=\"\" class=\"wp-image-904\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212232.png 606w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212232-249x300.png 249w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>medium \u306e\u5834\u5408\u306f\u3001\u4e0a\u8a18\u306e\u3068\u304a\u308a\u300182 \u4f8b\u3067\u3042\u308b<\/p>\n\n\n\n<p>large \u306e\u5834\u5408\u306f\u300126 \u4f8b\u3067\u3088\u3044<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"606\" height=\"731\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212106.png\" alt=\"\" class=\"wp-image-905\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212106.png 606w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212106-249x300.png 249w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<div id=\"biost-1675113209\" class=\"biost- biost-entity-placement\"><p style=\"text-align: center;\"><span style=\"font-size: 20px;\"><strong><a href=\"https:\/\/best-biostatistics.com\/kmhl\">\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 href=\"https:\/\/best-biostatistics.com\/kmhl\"><img class=\"aligncenter wp-image-2794 size-full\" src=\"https:\/\/best-biostatistics.com\/wp\/wp-content\/uploads\/2023\/11\/bn_r_03.png\" alt=\"\" width=\"500\" height=\"327\" \/><\/a>\r\n<p style=\"text-align: center;\"><span style=\"color: #ff0000; font-size: 20px;\"><strong><span class=\"marker2\">\u21911\u4e07\u4eba\u4ee5\u4e0a\u306e\u533b\u7642\u5f93\u4e8b\u8005\u304c\u8cfc\u8aad\u4e2d<\/span><\/strong><\/span><\/p><\/div><h2 class=\"wp-block-heading\" id=\"\u8ad6\u6587\u3078\u306e\u8a18\u8f09\u4f8b\">\u8ad6\u6587\u3078\u306e\u8a18\u8f09\u4f8b<\/h2>\n\n\n\n<p>\u8ad6\u6587\u306e\u8a18\u8f09\u4f8b\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3042\u308b<\/p>\n\n\n\n<p>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u8a08\u7b97\u306f\u3001G*Power 3.1.9.7 \u3067\u884c\u3063\u305f\uff08<a href=\"https:\/\/www.psychologie.hhu.de\/arbeitsgruppen\/allgemeine-psychologie-und-arbeitspsychologie\/gpower\">Faul 2007, Faul 2009<\/a>\uff09\u6bcd\u76f8\u95a2\u4fc2\u6570\u306e\u691c\u5b9a\u3092\u4e21\u5074\u691c\u5b9a\u3067\u884c\u3046\u3068\u3057\u3001\u60f3\u5b9a\u3055\u308c\u308b\u76f8\u95a2\u4fc2\u6570\u3092 0.3\u3001\u6709\u610f\u6c34\u6e96 5 \uff05\u3001\u691c\u51fa\u529b 80 \uff05 \u3068\u3059\u308b\u3068\u3001\u5fc5\u8981\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f 82 \u4f8b\u3068\u8a08\u7b97\u3055\u308c\u305f\u3002<\/p>\n\n\n\n<p>The sample size calculation was performed using G*Power 3.1.9.7 (<a href=\"https:\/\/www.psychologie.hhu.de\/arbeitsgruppen\/allgemeine-psychologie-und-arbeitspsychologie\/gpower\">Faul 2007, Faul 2009<\/a>). Assuming a two-tailed test for the population correlation coefficient with an expected correlation coefficient of 0.3, a significance level of 5%, and a power of 80%, the required sample size was calculated to be 82 cases.<\/p>\n\n\n\n<p>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u60f3\u5b9a\u3055\u308c\u308b\u76f8\u95a2\u4fc2\u6570\u3092\u3069\u306e\u3088\u3046\u306b\u898b\u7a4d\u3082\u3063\u305f\u304b\u3001\u52a0\u7b46\u3057\u3066\u3082\u3088\u3044\u3060\u308d\u3046<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u8a08\u7b97\u306e\u3057\u304f\u307f\u3092\u3056\u3063\u304f\u308a\u8aac\u660e\">\u8a08\u7b97\u306e\u3057\u304f\u307f\u3092\u3056\u3063\u304f\u308a\u8aac\u660e<\/h2>\n\n\n\n<p>\u8a08\u7b97\u306e\u5143\u306f\u3001\u6bcd\u96c6\u56e3\u306e\u76f8\u95a2\u4fc2\u6570\u306e\u691c\u5b9a\u3067\u3042\u308b<\/p>\n\n\n\n<p>\u6bcd\u96c6\u56e3\u306e\u76f8\u95a2\u4fc2\u6570\u304c 0 \u3067\u3042\u308b\u3068\u3044\u3046\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3059\u308b\u305f\u3081\u306b\u306f\u4f55\u4f8b\u5fc5\u8981\u304b\u3068\u3044\u3046\u8a08\u7b97\u3067\u3042\u308b<\/p>\n\n\n\n<p>\u6bcd\u96c6\u56e3\u304b\u3089\u53d6\u308a\u51fa\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u306b\u304a\u3051\u308b\u76f8\u95a2\u4fc2\u6570\u304c 0.1 \u3060\u3068\u3059\u308b\u3068\u30010 \u3068\u9055\u3046\u3068\u3044\u3046\u306b\u306f\u3001\u305f\u304f\u3055\u3093\u306e\u75c7\u4f8b\u6570\u304c\u5fc5\u8981\u3068\u3044\u3046\u7406\u5c48\u306b\u306a\u308b<\/p>\n\n\n\n<p>\u9006\u306b 0.5 \u3060\u3068\u3059\u308b\u3068\u30010 \u3068\u9055\u3046\u3068\u8a00\u3046\u306e\u306f\u7c21\u5358\u3067\u3001\u75c7\u4f8b\u6570\u3082\u5c11\u306a\u304f\u3066\u6e08\u3080<\/p>\n\n\n\n<p>\u3056\u3063\u304f\u308a\u8a00\u3046\u3068\u3001\u3053\u3046\u3044\u3046\u7406\u5c48\u306b\u306a\u3063\u3066\u3044\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4e8b\u5f8c\u691c\u51fa\u529b\u306e\u8a08\u7b97\u3092\u3059\u308b\u5834\u5408\">\u4e8b\u5f8c\u691c\u51fa\u529b\u306e\u8a08\u7b97\u3092\u3059\u308b\u5834\u5408<\/h2>\n\n\n\n<p>\u7d71\u8a08\u89e3\u6790\u3092\u884c\u3063\u305f\u5f8c\u306b\u3001\u7d71\u8a08\u5b66\u7684\u6709\u610f\u306b\u306a\u3089\u305a\u3001\u4e8b\u5f8c\u691c\u51fa\u529b\u306e\u8a08\u7b97\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308b<\/p>\n\n\n\n<p>\u305d\u306e\u5834\u5408\u306f\u3001Type of power analysis \u306e\u30d7\u30eb\u30c0\u30a6\u30f3\u30e1\u30cb\u30e5\u30fc\u304b\u3089\u3001Post hoc \u3092\u9078\u629e\u3059\u308b<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u76f8\u95a2\u4fc2\u6570 0.5 \u3067\u3001\u75c7\u4f8b\u6570\u304c 20 \u4f8b\u3060\u3063\u305f\u3068\u3057\u3066\u3001\u305d\u306e\u5834\u5408\u306e\u4e8b\u5f8c\u691c\u51fa\u529b\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u30010.685\uff0868.5 \uff05\uff09\u3068\u8a08\u7b97\u3055\u308c\u308b<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"606\" height=\"731\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017201522.png\" alt=\"\" class=\"wp-image-906\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017201522.png 606w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231017201522-249x300.png 249w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>\u691c\u51fa\u529b\u306f 80 \uff05\u306f\u6b32\u3057\u3044\u306e\u3067\u3001\u7406\u60f3\u7684\u306a\u72b6\u6cc1\u306b\u306f\u5c11\u3057\u5c4a\u304b\u306a\u304b\u3063\u305f\u3053\u3068\u304c\u308f\u304b\u308b<\/p>\n\n\n\n<p>\u3053\u306e\u7d50\u679c\u3092\u3082\u3063\u3066\u3001\u7814\u7a76\u9650\u754c\u3092\u8003\u5bdf\u3059\u308b\u3053\u3068\u306b\u306a\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>G*Power \u3092\u4f7f\u3063\u3066\u76f8\u95a2\u4fc2\u6570\u306e\u8a08\u7b97\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u305f<\/p>\n\n\n\n<p>\u4e8b\u5f8c\u691c\u51fa\u529b\u306e\u8a08\u7b97\u65b9\u6cd5\u3082\u7d39\u4ecb\u3057\u305f<\/p>\n\n\n\n<p>\u53c2\u8003\u306b\u306a\u308c\u3070<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"GPower-\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30b5\u30a4\u30c8\">G*Power \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30b5\u30a4\u30c8<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.psychologie.hhu.de\/arbeitsgruppen\/allgemeine-psychologie-und-arbeitspsychologie\/gpower\">Universit\u00e4t D\u00fcsseldorf: G*Power<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>G*Power \u306f\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u8a08\u7b97\u30bd\u30d5\u30c8\u3067\u3042\u308b \u76f8\u95a2\u3092\u8a08\u7b97\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac\u3059\u308b<\/p>\n","protected":false},"author":2,"featured_media":907,"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":[33,16,15,36],"tags":[],"class_list":["post-76","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gpower","category-16","category-15","category-36"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2023\/10\/20231016212148_1.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/76","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=76"}],"version-history":[{"count":1,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/76\/revisions"}],"predecessor-version":[{"id":908,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/76\/revisions\/908"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media\/907"}],"wp:attachment":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media?parent=76"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/categories?post=76"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/tags?post=76"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}