{"id":1710,"date":"2023-07-25T07:08:03","date_gmt":"2023-07-25T07:08:03","guid":{"rendered":"https:\/\/statorials.org\/ko\/r-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8\/"},"modified":"2023-07-25T07:08:03","modified_gmt":"2023-07-25T07:08:03","slug":"r-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/r-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8\/","title":{"rendered":"R \ub300 r-square: \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\ud1b5\uacc4\ud559\uc5d0\uc11c \ud559\uc0dd\ub4e4\uc774 \uc790\uc8fc \ud63c\ub3d9\ud558\ub294 \ub450 \uac00\uc9c0 \uc6a9\uc5b4\ub294 <strong>R<\/strong> \uacfc <strong>R-\uc81c\uacf1<\/strong> \uc774\uba70 \uc885\uc885 <sup>R2<\/sup> \ub85c \ud45c\uae30\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/ko\/\u1109\u1165\u11ab\u1112\u1167\u11bc-\u1112\u116c\u1100\u1171-1\/\" target=\"_blank\" rel=\"noopener\">\ub2e8\uc21c \uc120\ud615 \ud68c\uadc0<\/a> \uc758 \ub9e5\ub77d\uc5d0\uc11c:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>A:<\/strong> \uc608\uce21 \ubcc0\uc218 x\uc640 \ubc18\uc751 \ubcc0\uc218 y \uc0ac\uc774\uc758 \uc0c1\uad00 \uad00\uacc4\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup> :<\/strong> \ud68c\uadc0 \ubaa8\ub378\uc758 \uc608\uce21 \ubcc0\uc218\ub85c \uc124\uba85\ud560 \uc218 \uc788\ub294 \uc751\ub2f5 \ubcc0\uc218\uc758 \ubd84\uc0b0 \ube44\uc728\uc785\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/ko\/\u1103\u1161\u110c\u116e\u11bc-\u1109\u1165\u11ab\u1112\u1167\u11bc-\u1112\u116c\u1100\u1171\/\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc911 \uc120\ud615 \ud68c\uadc0<\/a> \uc758 \ub9e5\ub77d\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>A:<\/strong> \ubc18\uc751\ubcc0\uc218\uc758 \uad00\uce21\uac12\uacfc \ubaa8\ub378\uc5d0 \uc758\ud574 \ub9cc\ub4e4\uc5b4\uc9c4 \ubc18\uc751\ubcc0\uc218\uc758 \uc608\uce21\uac12 \uc0ac\uc774\uc758 \uc0c1\uad00\uad00\uacc4\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup> :<\/strong> \ud68c\uadc0\ubaa8\ub378\uc758 \uc608\uce21\ubcc0\uc218\ub85c \uc124\uba85\ud560 \uc218 \uc788\ub294 \ubc18\uc751\ubcc0\uc218\uc758 \ubd84\uc0b0 \ube44\uc728.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">R <sup>2<\/sup> \uac12\uc740 0\uacfc 1 \uc0ac\uc774\uc785\ub2c8\ub2e4. \uac12\uc774 1\uc5d0 \uac00\uae4c\uc6b8\uc218\ub85d \uc608\uce21 \ubcc0\uc218\uc640 \uc751\ub2f5 \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\uac00 \ub354 \uac15\ud574\uc9d1\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \uc608\uc5d0\uc11c\ub294 \ub2e8\uc21c \uc120\ud615 \ud68c\uadc0 \ubaa8\ub378\uacfc \ub2e4\uc911 \uc120\ud615 \ud68c\uadc0 \ubaa8\ub378\uc5d0\uc11c R \ubc0f R \uc81c\uacf1 \uac12\uc744 \ud574\uc11d\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc608\uc2dc 1: \ub2e8\uc21c \uc120\ud615 \ud68c\uadc0<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ud2b9\uc815 \uc218\ud559 \uacfc\uc815\uc5d0\uc11c 12\uba85\uc758 \ud559\uc0dd\uc774 \uacf5\ubd80\ud55c \uc2dc\uac04\uacfc \uc2dc\ud5d8 \uc810\uc218\ub97c \ubcf4\uc5ec\uc8fc\ub294 \ub2e4\uc74c \ub370\uc774\ud130 \uc138\ud2b8\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16847 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r_vs_rsquared1.png\" alt=\"\" width=\"171\" height=\"342\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\ud1b5\uacc4 \uc18c\ud504\ud2b8\uc6e8\uc5b4(\uc608: Excel, R, Python, SPSS \ub4f1)\ub97c \uc0ac\uc6a9\ud558\uc5ec &#8220;\ud559\uc2b5 \uc2dc\uac04&#8221;\uc744 \uc608\uce21 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uace0 &#8220;\uc2dc\ud5d8 \uc131\uc801&#8221;\uc744 <a href=\"https:\/\/statorials.org\/ko\/\u1107\u1167\u11ab\u1109\u116e-\u1109\u1165\u11af\u1106\u1167\u11bc-\u110b\u1173\u11bc\u1103\u1161\u11b8\/\" target=\"_blank\" rel=\"noopener\">\uc751\ub2f5 \ubcc0\uc218<\/a> \ub85c \uc0ac\uc6a9\ud558\uc5ec \uac04\ub2e8\ud55c \uc120\ud615 \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ubaa8\ub378\uc5d0 \ub300\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \ucd9c\ub825\uc744 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16848 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r_vs_rsquared3.png\" alt=\"\" width=\"213\" height=\"175\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ubaa8\ub378\uc758 R \ubc0f R \uc81c\uacf1 \uac12\uc744 \ud574\uc11d\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>\ub2f5\ubcc0:<\/strong> \uacf5\ubd80 \uc2dc\uac04\uacfc \uc2dc\ud5d8 \uc810\uc218 \uc0ac\uc774\uc758 \uc0c1\uad00\uad00\uacc4\ub294 <strong>0.959<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup><\/strong> : \uc774 \ud68c\uadc0 \ubaa8\ub378\uc758 R \uc81c\uacf1\uc740 <strong>0.920<\/strong> \uc785\ub2c8\ub2e4. \uc774\ub294 \uc2dc\ud5d8 \uc810\uc218 \ubcc0\ub3d9\uc758 92.0%\uac00 \uacf5\ubd80 \uc2dc\uac04\uc5d0 \uc758\ud574 \uc124\uba85\ub420 \uc218 \uc788\uc74c\uc744 \ub9d0\ud574\uc90d\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\ub610\ud55c R <sup>2<\/sup> \uac12\uc740 \ub2e8\uc21c\ud788 R \uac12\uc744 \uc81c\uacf1\ud55c \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><sup>R2<\/sup> = R * R = 0.959 * 0.959 = <strong>0.920<\/strong><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc608\uc2dc 2: \ub2e4\uc911 \uc120\ud615 \ud68c\uadc0<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ud2b9\uc815 \uc218\ud559 \uacfc\uc815\uc5d0\uc11c 12\uba85\uc758 \ud559\uc0dd\uc774 \uacf5\ubd80\ud55c \uc2dc\uac04, \ud604\uc7ac \ud559\uc0dd \uc131\uc801, \uc2dc\ud5d8 \uc131\uc801\uc744 \ubcf4\uc5ec\uc8fc\ub294 \ub2e4\uc74c \ub370\uc774\ud130 \uc138\ud2b8\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16850 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r_vs_rsquared2.png\" alt=\"\" width=\"264\" height=\"343\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\ud1b5\uacc4 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \uc0ac\uc6a9\ud558\uba74 &#8220;\ud559\uc2b5 \uc2dc\uac04&#8221;\uacfc &#8220;\ud604\uc7ac \uc131\uc801&#8221;\uc744 \uc608\uce21 \ubcc0\uc218\ub85c, &#8220;\uc2dc\ud5d8 \uc131\uc801&#8221;\uc744 \uc751\ub2f5 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc911 \uc120\ud615 \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ubaa8\ub378\uc5d0 \ub300\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \ucd9c\ub825\uc744 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16851 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r_vs_rsquared4.png\" alt=\"\" width=\"217\" height=\"170\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ubaa8\ub378\uc758 R \ubc0f R \uc81c\uacf1 \uac12\uc744 \ud574\uc11d\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>A:<\/strong> \uc2e4\uc81c \uc2dc\ud5d8 \uc810\uc218\uc640 \ubaa8\ub378\uc758 \uc608\uce21 \uc2dc\ud5d8 \uc810\uc218 \uc0ac\uc774\uc758 \uc0c1\uad00\uad00\uacc4\ub294 <strong>0.978<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup><\/strong> : \uc774 \ud68c\uadc0 \ubaa8\ub378\uc758 R \uc81c\uacf1\uc740 <strong>0.956<\/strong> \uc785\ub2c8\ub2e4. \uc774\ub294 \uc2dc\ud5d8 \uc810\uc218 \ubcc0\ub3d9\uc758 95.6%\uac00 \ud559\uc2b5 \uc2dc\uac04\uacfc \ud559\uc0dd\uc758 \ud604\uc7ac \uc218\uc5c5 \uc131\uc801\uc5d0 \uc758\ud574 \uc124\uba85\ub420 \uc218 \uc788\uc74c\uc744 \ub9d0\ud574\uc90d\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\ub610\ud55c R <sup>2<\/sup> \uac12\uc740 \ub2e8\uc21c\ud788 R \uac12\uc744 \uc81c\uacf1\ud55c \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><sup>R2<\/sup> = R * R = 0.978 * 0.978 = <strong>0.956<\/strong><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\ucd94\uac00 \ub9ac\uc18c\uc2a4<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/ko\/\u110c\u1169\u11c2\u110b\u1173\u11ab-r-\u110c\u1166\u1100\u1169\u11b8-\u1100\u1161\u11b9\/\" target=\"_blank\" rel=\"noopener\">\uc88b\uc740 R \uc81c\uacf1 \uac12\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/sst-ssr-sse\/\" target=\"_blank\" rel=\"noopener\">\uc81c\uacf1\ud569\uc5d0 \ub300\ud55c \uce5c\uc808\ud55c \uc548\ub0b4: SST, SSR, SSE<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud1b5\uacc4\ud559\uc5d0\uc11c \ud559\uc0dd\ub4e4\uc774 \uc790\uc8fc \ud63c\ub3d9\ud558\ub294 \ub450 \uac00\uc9c0 \uc6a9\uc5b4\ub294 R \uacfc R-\uc81c\uacf1 \uc774\uba70 \uc885\uc885 R2 \ub85c \ud45c\uae30\ub429\ub2c8\ub2e4. \ub2e8\uc21c \uc120\ud615 \ud68c\uadc0 \uc758 \ub9e5\ub77d\uc5d0\uc11c: A: \uc608\uce21 \ubcc0\uc218 x\uc640 \ubc18\uc751 \ubcc0\uc218 y \uc0ac\uc774\uc758 \uc0c1\uad00 \uad00\uacc4\uc785\ub2c8\ub2e4. R 2 : \ud68c\uadc0 \ubaa8\ub378\uc758 \uc608\uce21 \ubcc0\uc218\ub85c \uc124\uba85\ud560 \uc218 \uc788\ub294 \uc751\ub2f5 \ubcc0\uc218\uc758 \ubd84\uc0b0 \ube44\uc728\uc785\ub2c8\ub2e4. \ub2e4\uc911 \uc120\ud615 \ud68c\uadc0 \uc758 \ub9e5\ub77d\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. A: \ubc18\uc751\ubcc0\uc218\uc758 \uad00\uce21\uac12\uacfc \ubaa8\ub378\uc5d0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-1710","post","type-post","status-publish","format-standard","hentry","category-20"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R \ub300 R-Square: \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c? - \uace0\uc815\uc790<\/title>\n<meta name=\"description\" content=\"\uc774 \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \uc5ec\ub7ec \uc608\ub97c \ud1b5\ud574 \ud1b5\uacc4\uc5d0\uc11c R\uacfc R \uc81c\uacf1\uc758 \ucc28\uc774\uc810\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\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\/ko\/r-\u1103\u1162-r-\u110c\u1166\u1100\u1169\u11b8\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R \ub300 R-Square: \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c? 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