{"id":361,"date":"2021-12-28T00:00:00","date_gmt":"2021-12-27T15:00:00","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/coefficient-of-determination\/"},"modified":"2024-10-02T22:06:47","modified_gmt":"2024-10-02T13:06:47","slug":"coefficient-of-determination","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/coefficient-of-determination\/","title":{"rendered":"\u6c7a\u5b9a\u4fc2\u6570\u306e\u76ee\u5b89 \u2015 \u6c7a\u5b9a\u4fc2\u6570 R 2 \u4e57\u5024\u306f\u3044\u304f\u3064\u306a\u3089\u3088\u3044\u304b\uff1f"},"content":{"rendered":"\n<p>\u91cd\u56de\u5e30\u5206\u6790\u306e\u5f53\u3066\u306f\u307e\u308a\u306e\u826f\u3055\u3092\u793a\u3059\u6c7a\u5b9a\u4fc2\u6570\u3002<\/p>\n\n\n\n<p>\u6c7a\u5b9a\u4fc2\u6570\u306fR2\u4e57\u5024\u3068\u3082\u3044\u3046\u3002<\/p>\n\n\n\n<p>\u6c7a\u5b9a\u4fc2\u6570\u306e\u76ee\u5b89\u306f\u3042\u308b\u306e\u3060\u308d\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u30bc\u30ed\u304b\u3089\uff11\u306e\u7bc4\u56f2\u3092\u3068\u308b\u308f\u3051\u3060\u304c\u3001\u3044\u304f\u3064\u306a\u3089\u826f\u3044\u306e\u304b\uff1f<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u6c7a\u5b9a\u4fc2\u6570\u306e\u76ee\u5b89\u306f\">\u6c7a\u5b9a\u4fc2\u6570\u306e\u76ee\u5b89\u306f\uff1f<\/h2>\n\n\n\n<p>\u6c7a\u5b9a\u4fc2\u6570\u306f\u3001\u91cd\u56de\u5e30\u5206\u6790\u306e\u5f53\u3066\u306f\u307e\u308a\u306e\u826f\u3055\u3001\u9069\u5408\u5ea6\u306e\u826f\u3055\u3068\u3057\u3066\u4f7f\u3048\u308b\u308f\u3051\u3060\u304c\u3001\u3044\u304f\u3064\u306a\u3089\u5f53\u3066\u306f\u307e\u308a\u304c\u826f\u304f\u3066\u3001\u3044\u304f\u3064\u306a\u3089\u3042\u307e\u308a\u3088\u304f\u306a\u3044\u306a\u3069\u306e\u57fa\u6e96\u306f\u3042\u308b\u306e\u3060\u308d\u3046\u304b\uff1f<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>0.5\u3092\u8d85\u3048\u308b\u3068\u5f53\u3066\u306f\u307e\u308a\u304c\u826f\u3044\u3068\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u6b8b\u5ff5\u306a\u304c\u3089\u7d76\u5bfe\u7684\u306a\u57fa\u6e96\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u3068\u3044\u3046Web\u8a18\u4e8b\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3082\u3001\u5206\u91ce\u306b\u3088\u3063\u3066\u306f\u3001\u6c7a\u5b9a\u4fc2\u65700.5\u306f\u96e3\u3057\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u306f\u3001\u7d76\u5bfe\u7684\u306a\u4f7f\u3044\u65b9\u3088\u308a\u3001\u76f8\u5bfe\u7684\u306a\u4f7f\u3044\u65b9\u3092\u304a\u52e7\u3081\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u51fa\u5178\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/best-biostatistics.com\/correlation_regression\/r-square.html\">\u6c7a\u5b9a\u4fc2\u6570\uff08\u5bc4\u4e0e\u7387\uff09\u3068\u306f\uff1f\u76ee\u5b89\u3084\u9ad8\u3044\u5834\u5408\u3068\u4f4e\u3044\u5834\u5408\u306e\u89e3\u91c8\u3068\u76f8\u95a2\u3068\u306e\u95a2\u4fc2\u3092\u308f\u304b\u308a\u3084\u3059\u304f | \u3044\u3061\u3070\u3093\u3084\u3055\u3057\u3044\u3001\u533b\u7642\u7d71\u8a08<\/a><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u7d76\u5bfe\u7684\u306a\u57fa\u6e96\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\uff0c$ R^2 $ \u22670.5\u3067\u3042\u308c\u3070\u9069\u5408\u5ea6\u304c\u9ad8\u3044\uff0c\u3064\u307e\u308a\u91cd\u56de\u5e30\u5f0f\u306e\u4e88\u6e2c\u5236\u5ea6\u304c\u9ad8\u3044\u3068\u3044\u3048\u307e\u3059\uff0e<\/p>\n<\/blockquote>\n\n\n\n<p>\u3068\u540c\u69d8\u306e\u8a18\u8f09\u3092\u3057\u3066\u3044\u308b\u30b5\u30a4\u30c8\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u51fa\u5178\uff1a<\/p>\n\n\n\n<p><a href=\"http:\/\/jspt.japanpt.or.jp\/ebpt_glossary\/coefficient-of-determination.html\">http:\/\/jspt.japanpt.or.jp\/ebpt_glossary\/coefficient-of-determination.html<\/a><\/p>\n\n\n\n<p>0.8\u30680.5\u306b\u533a\u5207\u308a\u3092\u8a2d\u3051\u3066\u8aac\u660e\u3057\u3066\u3044\u308b\u30b5\u30a4\u30c8\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"870\" height=\"370\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211025.png\" alt=\"\" class=\"wp-image-2178\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211025.png 870w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211025-300x128.png 300w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211025-768x327.png 768w\" sizes=\"(max-width: 870px) 100vw, 870px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>\u51fa\u5178\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/istat.co.jp\/ta_commentary\/multiple_02\">\u91cd\u56de\u5e30\u5206\u6790\u3068\u306f?\u91cd\u56de\u5e30\u5206\u6790\u306e\u6982\u8981\u3068\u5177\u4f53\u4f8b\u30fb\u7d50\u679c :: \u3010\u516c\u5f0f\u3011\u682a\u5f0f\u4f1a\u793e\u30a2\u30a4\u30b9\u30bf\u30c3\u30c8\uff5c\u7d71\u8a08\u5206\u6790\u7814\u7a76\u6240<\/a><\/p>\n\n\n\n<p>0.9\u30010.7\u30010.5\u306b\u533a\u5207\u308a\u3092\u8a2d\u3051\u3066\u8aac\u660e\u3057\u3066\u3044\u308b\u8a18\u4e8b\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"114\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211354-1024x114.png\" alt=\"\" class=\"wp-image-2179\" title=\"\" srcset=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211354-1024x114.png 1024w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211354-300x34.png 300w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211354-768x86.png 768w, https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2021\/12\/20211226211354.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><\/span><\/p>\n\n\n\n<p>\u51fa\u5178\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/www.sgu.ac.jp\/eco\/tomoya\/zemi\/kaiki.html\">\u56de\u5e30\u5206\u6790<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7d50\u5c40\u3069\u3046\u5224\u65ad\u3059\u308c\u3070\u3088\u3044\u306e\u304b\">\u7d50\u5c40\u3069\u3046\u5224\u65ad\u3059\u308c\u3070\u3088\u3044\u306e\u304b\uff1f<\/h2>\n\n\n\n<p>\u6c7a\u5b9a\u4fc2\u6570\u306f\u3001\u5e73\u65b9\u6839\u3092\u3068\u308b\u3068\u3001\u76f8\u95a2\u4fc2\u6570\u3068\u540c\u3058\u3088\u3046\u306a\u610f\u5473\u5408\u3044\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u306a\u306e\u3067\u305d\u306e\u5024\u3092\u898b\u3066\u307f\u308b\u3068\u3001\u30a4\u30e1\u30fc\u30b8\u304c\u3064\u304b\u3081\u308b\u3068\u601d\u3046\u3002<\/p>\n\n\n\n<p>0.5\u306e\u5e73\u65b9\u6839\u306f\u7d040.7\u3002<\/p>\n\n\n\n<p>\u76f8\u95a2\u4fc2\u65700.7\u306f\u3001\u6163\u4f8b\u3067\u884c\u3051\u3070\u3001\u4e2d\u7a0b\u5ea6\u306e\u76f8\u95a2\u95a2\u4fc2\u3068\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u305d\u3046\u3044\u3046\u89b3\u70b9\u304b\u3089\u3001\u6c7a\u5b9a\u4fc2\u65700.5\u306f\u4e00\u3064\u306e\u76ee\u5b89\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u5206\u91ce\u306b\u3088\u3063\u3066\u306f\u3001\u5f37\u3044\u76f8\u95a2\u95a2\u4fc2\u304c\u5f97\u3089\u308c\u308b\u3053\u3068\u304c\u5c11\u306a\u3044\u305f\u3081\u3001\u3082\u3063\u3068\u4f4e\u3081\u3067\u3082\u826f\u3057\u3068\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u3093\u306a\u3075\u3046\u306b\u8003\u3048\u308c\u3070\u3088\u3044\u306e\u3067\u306f\u306a\u3044\u3060\u308d\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u76f8\u95a2\u95a2\u4fc2\u306e\u5f37\u3055\u306e\u76ee\u5b89\u306f\u3053\u3061\u3089\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -internal\" data-type=\"type1\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2024\/08\/1920x1080-video-Excel-300x169.jpg\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/best-biostatistics.com\/toukei-er\/entry\/how-to-determine-sample-size-in-correlation-coefficient-test\/\">\u76f8\u95a2\u4fc2\u6570\u306e\u76ee\u5b89\u3068 R \u3067\u5fc5\u8981\u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u76f8\u95a2\u4fc2\u6570\u3092\u6c42\u3081\u305f\u3044\u30b5\u30f3\u30d7\u30eb\u6570\u304c\u5c11\u306a\u3044\u3051\u3069\u3001\u5927\u4e08\u592b\u306a\u306e\u304b\uff1f \u76f8\u95a2\u4fc2\u6570\u304c\u5927\u304d\u3044\u5834\u5408\u3001\u30b5\u30f3\u30d7\u30eb\u6570\u306f\u5c11\u306a\u304f\u3066\u3082\u5927\u4e08\u592b\u3002 \u76ee\u5b89\u3068\u306a\u308b\u30b5\u30f3\u30d7\u30eb\u6570\u306f\u3069\u306e\u304f\u3089\u3044\u304b\uff1f \u76f8\u95a2\u4fc2\u6570\u306e&#8230;<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<div id=\"biost-1615304946\" 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\">\u6c7a\u5b9a\u4fc2\u6570\u304c\u5c0f\u3055\u3044\u3068\u304d\u306e\u8003\u3048\u65b9<\/h2>\n\n\n\n<p>\u305f\u3044\u3066\u3044\u306f\u3001\u5c0f\u3055\u3044\u5024\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3001\u56f0\u3063\u3066\u3044\u308b\u306e\u3060\u3068\u601d\u3046\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u304c\u53c2\u8003\u306b\u306a\u308b\u3068\u601d\u3046\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -internal\" data-type=\"type1\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/best-biostatistics.com\/toukei-er\/wp-content\/uploads\/2024\/08\/1920x1080-video-Excel-300x169.jpg\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/best-biostatistics.com\/toukei-er\/entry\/small-coefficient-of-determination\/\">\u6c7a\u5b9a\u4fc2\u6570\u304c\u5c0f\u3055\u3044\u5834\u5408\u306e\u8003\u3048\u65b9<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u91cd\u56de\u5e30\u5206\u6790\u306e\u8a55\u4fa1\u6307\u6a19\u306e\u4e00\u3064\u3001\u6c7a\u5b9a\u4fc2\u6570\u304c\u5c0f\u3055\u3044\u3068\u304d\u306b\u3001\u3069\u3046\u8003\u3048\u305f\u3089\u3088\u3044\u304b \u3069\u306e\u304f\u3089\u3044\u306e\u6570\u5024\u3067\u3042\u3063\u305f\u3089\u3001\u5927\u4e08\u592b\u306a\u306e\u3060\u308d\u3046\u304b \u6c7a\u5b9a\u4fc2\u6570\u304c\u3069\u306e\u304f\u3089\u3044\u3067\u3042\u308c\u3070\u610f\u5473\u304c\u3042\u308b&#8230;<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n\n\n\n\n<h2 class=\"wp-block-heading\" 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