{"id":1384,"date":"2023-07-26T14:36:45","date_gmt":"2023-07-26T14:36:45","guid":{"rendered":"https:\/\/statorials.org\/ko\/r%e1%84%8b%e1%85%b4-%e1%84%80%e1%85%b3%e1%84%85%e1%85%a2%e1%86%ab%e1%84%8c%e1%85%a5-%e1%84%8b%e1%85%b5%e1%86%ab%e1%84%80%e1%85%aa%e1%84%89%e1%85%a5%e1%86%bc-%e1%84%90%e1%85%a6%e1%84%89%e1%85%b3\/"},"modified":"2023-07-26T14:36:45","modified_gmt":"2023-07-26T14:36:45","slug":"r%e1%84%8b%e1%85%b4-%e1%84%80%e1%85%b3%e1%84%85%e1%85%a2%e1%86%ab%e1%84%8c%e1%85%a5-%e1%84%8b%e1%85%b5%e1%86%ab%e1%84%80%e1%85%aa%e1%84%89%e1%85%a5%e1%86%bc-%e1%84%90%e1%85%a6%e1%84%89%e1%85%b3","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/r%e1%84%8b%e1%85%b4-%e1%84%80%e1%85%b3%e1%84%85%e1%85%a2%e1%86%ab%e1%84%8c%e1%85%a5-%e1%84%8b%e1%85%b5%e1%86%ab%e1%84%80%e1%85%aa%e1%84%89%e1%85%a5%e1%86%bc-%e1%84%90%e1%85%a6%e1%84%89%e1%85%b3\/","title":{"rendered":"R\uc5d0\uc11c granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub294<\/strong> \ud55c \uc2dc\uacc4\uc5f4\uc774 \ub2e4\ub978 \uc2dc\uacc4\uc5f4\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud55c\uc9c0 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ud14c\uc2a4\ud2b8\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>\uadc0\ubb34 \uac00\uc124(H <sub>0<\/sub> ):<\/strong> \uc2dc\uacc4\uc5f4 <em>x\ub294<\/em> \uc2dc\uacc4\uc5f4 <em>y\ub97c<\/em> Granger\ub85c \uc720\ub3c4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>\ub300\ub9bd \uac00\uc124( <sub>HA<\/sub> ):<\/strong> \uc2dc\uacc4\uc5f4 <em>x<\/em> Granger\uc758 \uc2dc\uacc4\uc5f4\uc774 <em>y\ub97c<\/em> \uc720\ubc1c\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">&#8220;Granger \uc6d0\uc778&#8221;\uc774\ub77c\ub294 \uc6a9\uc5b4\ub294 \ud2b9\uc815 \uc2dc\ucc28\uac00 \uc788\ub294 \uc2dc\uacc4\uc5f4 <em>x<\/em> \uac12\uc744 \uc544\ub294 \uac83\uc774 \uc774\ud6c4 \uae30\uac04\uc758 \uc2dc\uacc4\uc5f4 <em>y<\/em> \uac12\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud558\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \uac80\uc815\uc740 \ud574\ub2f9 p-\uac12\uc744 \uc0ac\uc6a9\ud558\uc5ec F-\uac80\uc815 \ud1b5\uacc4\ub7c9\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. p-\uac12\uc774<\/span> <span style=\"color: #000000;\">\ud2b9\uc815 \uc720\uc758 \uc218\uc900(\uc608: \u03b1 = 0.05)\ubcf4\ub2e4 \ub0ae\uc73c\uba74 \uadc0\ubb34 \uac00\uc124\uc744 \uae30\uac01\ud558\uace0 \uc2dc\uacc4\uc5f4 <em>x<\/em> Granger\uac00 \uc2dc\uacc4\uc5f4 y\ub97c \uc720\ubc1c\ud55c\ub2e4\uace0 \uc8fc\uc7a5\ud560 \uc218 \uc788\ub294 \ucda9\ubd84\ud55c \uc99d\uac70\uac00 \uc788\ub2e4\uace0 \uacb0\ub860\uc744 \ub0b4\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">R\uc5d0\uc11c Granger-Causality \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\ub824\uba74 \ub2e4\uc74c \uad6c\ubb38\uc744 \uc0ac\uc6a9\ud558\ub294 <a href=\"https:\/\/cran.r-project.org\/web\/packages\/lmtest\/lmtest.pdf\" target=\"_blank\" rel=\"noopener\">lmtest<\/a> \ud328\ud0a4\uc9c0\uc758 <strong>grangertest()<\/strong> \ud568\uc218\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>grangertest(x, y, \uc21c\uc11c = 1)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">\uae08:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>x:<\/strong> \uccab \ubc88\uc9f8 \uc2dc\uacc4\uc5f4<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>y:<\/strong> \ub450 \ubc88\uc9f8 \uc2dc\uacc4\uc5f4<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>order:<\/strong> \uccab \ubc88\uc9f8 \uc2dc\uacc4\uc5f4\uc5d0 \uc0ac\uc6a9\ud560 \uc624\ud504\uc14b \uc218\uc785\ub2c8\ub2e4. \uae30\ubcf8\uac12\uc740 1\uc785\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ub2e8\uacc4\ubcc4 \uc608\uc5d0\uc11c\ub294 \uc774 \uae30\ub2a5\uc744 \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>1\ub2e8\uacc4: \ub450 \uc2dc\uacc4\uc5f4 \uc815\uc758<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\uc774 \uc608\uc5d0\uc11c\ub294 lmtest \ud328\ud0a4\uc9c0\uc5d0 \ubbf8\ub9ac \ub85c\ub4dc\ub41c <strong>ChickEgg<\/strong> \ub370\uc774\ud130 \uc138\ud2b8\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \ub370\uc774\ud130\uc138\ud2b8 \uac12\uc5d0\ub294 1930\ub144\ubd80\ud130 1983\ub144\uae4c\uc9c0 \ubbf8\uad6d\uc5d0\uc11c \uc0dd\uc0b0\ub41c \uacc4\ub780 \uc218\uc640 \ub2ed \uc218\uc5d0 \ub300\ud55c \uc815\ubcf4\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load lmtest package<\/span>\n<span style=\"color: #993300;\">library<\/span> (lmtest)\n\n<span style=\"color: #008080;\">#load ChickEgg dataset\n<\/span>data(ChickEgg)\n\n<span style=\"color: #008080;\">#view first six rows of dataset\n<\/span>head(ChickEgg)\n\n     chicken egg\n[1,] 468491 3581\n[2,] 449743 3532\n[3,] 436815 3327\n[4,] 444523 3255\n[5,] 433937 3156\n[6,] 389958 3081<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>2\ub2e8\uacc4: Granger \uc778\uacfc\uc131 \uac80\uc815 \uc218\ud589<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">\ub2e4\uc74c\uc73c\ub85c, <strong>grangertest()<\/strong> \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec Granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\uc5ec \ub9cc\ub4e4\uc5b4\uc9c4 \uacc4\ub780 \uc218\uac00 \ubbf8\ub798\uc758 \uc554\ud0c9 \uc218\ub97c \uc608\uce21\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \uc138 \uac00\uc9c0 \uc624\ud504\uc14b\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud14c\uc2a4\ud2b8\ub97c \uc2e4\ud589\ud569\ub2c8\ub2e4.<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#perform Granger-Causality test<\/span>\ngrangertest(chicken ~ egg, order = <span style=\"color: #008000;\">3<\/span> , data = ChickEgg)\n\nGranger causality test\n\nModel 1: chicken ~ Lags(chicken, 1:3) + Lags(egg, 1:3)\nModel 2: chicken ~ Lags(chicken, 1:3)\n  Res.Df Df F Pr(&gt;F)   \n1 44                     \n2 47 -3 5.405 0.002966 **\n---\nSignificant. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">\uacb0\uacfc\ub97c \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>\ubaa8\ub378 1:<\/strong> \uc774 \ubaa8\ub378\uc740 \uc9c0\ub09c 3\ub144 \ub3d9\uc548\uc758 \ub2ed \uc218\uc640 \uc9c0\ub09c 3\ub144 \ub3d9\uc548\uc758 \uc54c \uc218\ub97c \uc608\uce21 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uc5ec \ub2ed \uc218\ub97c \uc608\uce21\ud558\ub824\uace0 \uc2dc\ub3c4\ud569\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>\ubaa8\ub378 2:<\/strong> \uc774 \ubaa8\ub378\uc740 \uc9c0\ub09c 3\ub144 \ub3d9\uc548\uc758 \ub2ed \uc218\ub9cc\uc744 \uc608\uce21 \ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uc5ec \ub2ed \uc218\ub97c \uc608\uce21\ud558\ub824\uace0 \uc2dc\ub3c4\ud569\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>F:<\/strong> F \ud14c\uc2a4\ud2b8 \ud1b5\uacc4\uc785\ub2c8\ub2e4. 5.405\ub85c \ubc1d\ud600\uc84c\uc2b5\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>Pr(&gt;F):<\/strong> F-\uac80\uc815 \ud1b5\uacc4\ub7c9\uc5d0 \ud574\ub2f9\ud558\ub294 p-\uac12\uc785\ub2c8\ub2e4. .002966\uc73c\ub85c \ubc1d\ud600\uc84c\uc2b5\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">p-\uac12\uc774 0.05\ubcf4\ub2e4 \uc791\uae30 \ub54c\ubb38\uc5d0 \uac80\uc815\uc758 \uadc0\ubb34 \uac00\uc124\uc744 \uae30\uac01\ud558\uace0 \uacc4\ub780 \uc218\ub97c \uc544\ub294 \uac83\uc774 \ud5a5\ud6c4 \uc554\ud0c9 \uc218\ub97c \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud558\ub2e4\ub294 \uacb0\ub860\uc744 \ub0b4\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>3\ub2e8\uacc4: \uc5ed\ubc29\ud5a5\uc73c\ub85c Granger \uc778\uacfc\uc131 \uac80\uc815 \uc218\ud589<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">\uac80\uc815\uc758 \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud588\uc9c0\ub9cc \uc2e4\uc81c\ub85c \uc5ed\uc778\uacfc\uad00\uacc4\uac00 \ubc1c\uc0dd\ud560 \uac00\ub2a5\uc131\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc989, \uc554\ud0c9\uc758 \uc218\uac00 \uacc4\ub780\uc758 \uc218\uc5d0 \ubcc0\ud654\ub97c \uac00\uc838\uc62c \uac00\ub2a5\uc131\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774\ub7ec\ud55c \uac00\ub2a5\uc131\uc744 \ubc30\uc81c\ud558\ub824\uba74 \ub2ed\uc744 \uc608\uce21 \ubcc0\uc218\ub85c, \uacc4\ub780\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\">\ubc18\uc751 \ubcc0\uc218<\/a> \ub85c \uc0ac\uc6a9\ud558\uc5ec Granger-Causality \ud14c\uc2a4\ud2b8\ub97c \uc5ed\uc73c\ub85c \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#perform Granger-Causality test in reverse<\/span>\ngrangertest(egg ~ chicken, order = <span style=\"color: #008000;\">3<\/span> , data = ChickEgg)\n\nGranger causality test\n\nModel 1: egg ~ Lags(egg, 1:3) + Lags(chicken, 1:3)\nModel 2: egg ~ Lags(egg, 1:3)\n  Res.Df Df F Pr(&gt;F)\n1 44                 \n2 47 -3 0.5916 0.6238\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">\uac80\uc815\uc758 p-\uac12\uc740 0.6238\uc785\ub2c8\ub2e4. \uc774\ub294 0.05 \uc774\uc0c1\uc774\ubbc0\ub85c \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc989, \uc554\ud0c9\uc758 \uc218\ub294 \ubbf8\ub798\uc758 \uc54c \uc218\ub97c \uc608\uce21\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uc54c\uc758 \uc218\ub97c \uc544\ub294 \uac83\uc774 \ud5a5\ud6c4 \uc554\ud0c9\uc758 \uc218\ub97c \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud558\ub2e4\ub294 \uacb0\ub860\uc744 \ub0b4\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub294 \ud55c \uc2dc\uacc4\uc5f4\uc774 \ub2e4\ub978 \uc2dc\uacc4\uc5f4\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud55c\uc9c0 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadc0\ubb34 \uac00\uc124(H 0 ): \uc2dc\uacc4\uc5f4 x\ub294 \uc2dc\uacc4\uc5f4 y\ub97c Granger\ub85c \uc720\ub3c4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub300\ub9bd \uac00\uc124( HA ): \uc2dc\uacc4\uc5f4 x Granger\uc758 \uc2dc\uacc4\uc5f4\uc774 y\ub97c \uc720\ubc1c\ud569\ub2c8\ub2e4. &#8220;Granger \uc6d0\uc778&#8221;\uc774\ub77c\ub294 \uc6a9\uc5b4\ub294 \ud2b9\uc815 \uc2dc\ucc28\uac00 \uc788\ub294 \uc2dc\uacc4\uc5f4 x \uac12\uc744 \uc544\ub294 \uac83\uc774 \uc774\ud6c4 \uae30\uac04\uc758 [&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-1384","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\uc5d0\uc11c Granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\ub294 \ubc29\ubc95 - \ud1b5\uacc4\ud559<\/title>\n<meta name=\"description\" content=\"\uc774 \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \ub2e8\uacc4\ubcc4 \uc608\uc81c\ub97c \ud3ec\ud568\ud558\uc5ec R\uc5d0\uc11c Granger \uc778\uacfc\uc131 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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