{"id":2233,"date":"2023-07-23T03:32:17","date_gmt":"2023-07-23T03:32:17","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%87%e1%85%a5%e1%86%b7%e1%84%8c%e1%85%ae%e1%84%92%e1%85%a7%e1%86%bc-%e1%84%87%e1%85%a7%e1%86%ab%e1%84%89%e1%85%ae-%e1%84%80%e1%85%a1%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%89%e1%85%a1%e1%86%bc\/"},"modified":"2023-07-23T03:32:17","modified_gmt":"2023-07-23T03:32:17","slug":"%e1%84%87%e1%85%a5%e1%86%b7%e1%84%8c%e1%85%ae%e1%84%92%e1%85%a7%e1%86%bc-%e1%84%87%e1%85%a7%e1%86%ab%e1%84%89%e1%85%ae-%e1%84%80%e1%85%a1%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%89%e1%85%a1%e1%86%bc","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/%e1%84%87%e1%85%a5%e1%86%b7%e1%84%8c%e1%85%ae%e1%84%92%e1%85%a7%e1%86%bc-%e1%84%87%e1%85%a7%e1%86%ab%e1%84%89%e1%85%ae-%e1%84%80%e1%85%a1%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%89%e1%85%a1%e1%86%bc\/","title":{"rendered":"\ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\uc6b0\ub9ac\ub294 \uc5f0\uc18d\uc801\uc778 \uc218\uce58 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\uae30 \uc704\ud574 <a href=\"https:\/\/statorials.org\/ko\/\u1111\u1175\u110b\u1165\u1109\u1173\u11ab-\u1109\u1161\u11bc\u1100\u116a\u11ab-\u1100\u1168\u1109\u116e-1\/\" target=\"_blank\" rel=\"noopener\">Pearson \uc0c1\uad00 \uacc4\uc218\ub97c<\/a> \uc790\uc8fc \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uadf8\ub7ec\ub098 \ubc94\uc8fc\ud615 \ubcc0\uc218, \uc989 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\ub984\uc774\ub098 \ub808\uc774\ube14\uc744 \uac16\ub294 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub824\uba74 \ub2e4\ub978 \uce21\uc815\ud56d\ubaa9\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">\uacb0\ud63c \uc0c1\ud0dc(\ubbf8\ud63c, \uae30\ud63c, \uc774\ud63c)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\ud761\uc5f0\uc0c1\ud0dc(\ud761\uc5f0\uc790, \ube44\ud761\uc5f0\uc790)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\ub208 \uc0c9\uae54(\ud30c\ub780\uc0c9, \uac08\uc0c9, \ub179\uc0c9)<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\uae30 \uc704\ud574 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc138 \uac00\uc9c0 \uce21\uc815\uac12\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. \uc0ac\ubcc0\ud615 \uc0c1\uad00\uad00\uacc4:<\/strong> \uc774\uc9c4 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. \ub2e4\ud56d\uc801 \uc0c1\uad00\uad00\uacc4:<\/strong> \uc21c\uc11c\ud615 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>3. Cramer\uc758 V:<\/strong> \uba85\ubaa9\ud615 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \uc139\uc158\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uc138 \uac00\uc9c0 \uce21\uc815\uac12\uc744 \uac01\uac01 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud55c \uc608\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc9c0\ud45c 1: \uc0ac\ubd84\uc704 \uc0c1\uad00\uad00\uacc4<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><strong>\uc0ac\ubd84\uc704 \uc0c1\uad00\uc740<\/strong> \uc774\uc9c4 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774\uc9c4 \ubcc0\uc218\ub294 \ub450 \uac00\uc9c0 \uac00\ub2a5\ud55c \uac12 \uc911 \ud558\ub098\ub9cc \ucde8\ud560 \uc218 \uc788\ub294 \ubcc0\uc218\ub77c\ub294 \uc810\uc744 \uae30\uc5b5\ud558\uc2ed\uc2dc\uc624.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc0ac\uc911 \uc0c1\uad00 \uac12\uc758 \ubc94\uc704\ub294 -1\ubd80\ud130 1\uae4c\uc9c0\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc11c -1\uc740 \uac15\ud55c \uc74c\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \ub098\ud0c0\ub0b4\uace0, 0\uc740 \uc0c1\uad00 \uad00\uacc4\uac00 \uc5c6\uc74c\uc744 \ub098\ud0c0\ub0b4\uace0, 1\uc740 \uac15\ud55c \uc591\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4, \uc131\ubcc4\uc774 \uc815\ub2f9 \uc120\ud638\uc640 \uc5f0\uad00\ub418\uc5b4 \uc788\ub294\uc9c0 \uc5ec\ubd80\ub97c \uc54c\uace0 \uc2f6\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uadf8\ub798\uc11c \uc6b0\ub9ac\ub294 \uc720\uad8c\uc790 100\uba85\uc744 \ubb34\uc791\uc704\ub85c \ud45c\ubcf8 \ucd94\ucd9c\ud558\uc5ec \uc120\ud638\ud558\ub294 \uc815\ub2f9\uc5d0 \ub300\ud574 \uc9c8\ubb38\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ud45c\ub294 \uc124\ubb38 \uc870\uc0ac \uacb0\uacfc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-12679 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/tetra2.png\" alt=\"\uc0ac\ubd84\uc704 \uc0c1\uad00\uad00\uacc4\" width=\"325\" height=\"140\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\uac01 \ubc94\uc8fc\ud615 \ubcc0\uc218\ub294 \uc774\uc9c4\ud615\uc774\ubbc0\ub85c \uc774 \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c\ub294 \uc0ac\uc911 \uc0c1\uad00 \uad00\uacc4\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc989, \uac01 \ubcc0\uc218\ub294 \ub450 \uac1c\uc758 \uac00\ub2a5\ud55c \uac12\ub9cc \uac00\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">R\uc5d0\uc11c \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub450 \ubcc0\uc218 \uac04\uc758 \uc0ac\uc911 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (psych)\n\n<span style=\"color: #008080;\">#create 2x2 table\n<\/span>data = matrix(c(19, 12, 30, 39), nrow= <span style=\"color: #008000;\">2<\/span> )\n\n<span style=\"color: #008080;\">#view table\n<\/span>data\n\n<span style=\"color: #008080;\">#calculate tetrachoric correlation\n<\/span>tetrachoric(data)\n\ntetrachoric correlation \n[1] 0.27<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">4\uc911 \uc0c1\uad00\uad00\uacc4\ub294 <strong>0.27<\/strong> \ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc774 \uac12\uc740 \ub9e4\uc6b0 \ub0ae\uc73c\uba70, \uc774\ub294 \uc131\ubcc4\uacfc \uc815\ub2f9 \uc120\ud638\ub3c4 \uc0ac\uc774\uc5d0 \uc57d\ud55c \uc5f0\uad00\uc131\uc774 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc9c0\ud45c 2: \ub2e4\uc131 \uc0c1\uad00\uad00\uacc4<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><strong>\ub2e4\ud56d\uc801 \uc0c1\uad00\uc740<\/strong> \uc21c\uc11c\ud615 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uc744 \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc21c\uc11c\ud615 \ubcc0\uc218\ub294 \uac00\ub2a5\ud55c \uac12\uc774 \uc790\uc5f0\uc801\uc778 \uc21c\uc11c\ub97c \uac16\ub294 \ubcc0\uc218\ub77c\ub294 \uc810\uc744 \uae30\uc5b5\ud558\uc138\uc694.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\ud56d\uc131 \uc0c1\uad00 \uac12\uc758 \ubc94\uc704\ub294 -1\ubd80\ud130 1\uae4c\uc9c0\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc11c -1\uc740 \uac15\ud55c \uc74c\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \ub098\ud0c0\ub0b4\uace0, 0\uc740 \uc0c1\uad00 \uad00\uacc4\uac00 \uc5c6\uc74c\uc744 \ub098\ud0c0\ub0b4\uace0, 1\uc740 \uac15\ud55c \uc591\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4, \uc11c\ub85c \ub2e4\ub978 \ub450 \uc601\ud654 \ud3c9\uac00 \uae30\uad00\uc758 \uc601\ud654 \ud3c9\uac00 \uac04\uc5d0 \ub192\uc740 \uc0c1\uad00 \uad00\uacc4\uac00 \uc788\ub294\uc9c0 \uc54c\uace0 \uc2f6\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc6b0\ub9ac\ub294 \uac01 \uae30\uad00\uc5d0 20\uac1c\uc758 \uc11c\ub85c \ub2e4\ub978 \uc601\ud654\ub97c 1~3\uc810\uc73c\ub85c \ud3c9\uac00\ud558\ub3c4\ub85d \uc694\uccad\ud569\ub2c8\ub2e4. 1\uc740 &#8220;\ub098\uc068&#8221;, 2\ub294 &#8220;\ub098\uc068&#8221;, 3\uc740 &#8220;\uc88b\uc74c&#8221;\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ud45c\ub294 \uacb0\uacfc\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-20462 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/poly11.png\" alt=\"\" width=\"283\" height=\"525\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">R\uc5d0\uc11c \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub450 \uae30\uad00\uc758 \ub4f1\uae09 \uac04\uc758 \ub2e4\ud56d\uc801 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (polycor)\n\n<span style=\"color: #008080;\">#define movie ratings\n<\/span>x &lt;- c(1, 1, 2, 2, 3, 2, 2, 3, 2, 3, 3, 2, 1, 2, 2, 1, 1, 1, 2, 2)\ny &lt;- c(1, 1, 2, 1, 3, 3, 3, 2, 2, 3, 3, 3, 2, 2, 2, 1, 2, 1, 3, 3)\n\n<span style=\"color: #008080;\">#calculate polychoric correlation between ratings\n<\/span>polychor(x, y)\n\n[1] 0.7828328\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">\ub2e4\ud56d\uc131 \uc0c1\uad00\uad00\uacc4\ub294 <strong>0.78<\/strong> \ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc774 \uac12\uc740 \uc0c1\ub2f9\ud788 \ub192\uc740 \uac83\uc73c\ub85c, \uac01 \uae30\uad00\uc758 \ub4f1\uae09 \uac04\uc5d0 \uac15\ud55c \uae0d\uc815\uc801\uc778 \uc5f0\uad00\uc131\uc774 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uce21\uc815\ud56d\ubaa9 3: Cramer\uc758 V<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><strong>Cramer\uc758 V\ub294<\/strong> \uba85\ubaa9\ud615 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span> <span style=\"color: #000000;\">\uba85\ubaa9\ubcc0\uc218\ub294 \ubc94\uc8fc \ub808\uc774\ube14\uc744 \uac00\uc9c0\uc9c0\ub9cc \uc790\uc5f0\uc801\uc778 \uc21c\uc11c\uac00 \uc5c6\ub294 \ubcc0\uc218\ub77c\ub294 \uc810\uc744 \uae30\uc5b5\ud558\uc2ed\uc2dc\uc624.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Cramer\uc758 V \uac12\uc758 \ubc94\uc704\ub294 0\uc5d0\uc11c 1\uae4c\uc9c0\uc774\uba70, 0\uc740 \ubcc0\uc218 \uac04\uc758 \uc5f0\uad00\uc131\uc774 \uc5c6\uc74c\uc744 \ub098\ud0c0\ub0b4\uace0 1\uc740 \ubcc0\uc218 \uac04\uc758 \uac15\ud55c \uc5f0\uad00\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4, \ub208 \uc0c9\uae54\uacfc \uc131\ubcc4 \uc0ac\uc774\uc5d0 \uc0c1\uad00\uad00\uacc4\uac00 \uc788\ub294\uc9c0 \uc54c\uace0 \uc2f6\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 50\uba85\uc5d0\uac8c \uc9c8\ubb38\uc744 \ud558\uc5ec \ub2e4\uc74c\uacfc \uac19\uc740 \uacb0\uacfc\ub97c \uc5bb\uc5c8\uc2b5\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-20463 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/poly12.png\" alt=\"\" width=\"370\" height=\"111\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">R\uc5d0\uc11c \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774 \ub450 \ubcc0\uc218\uc5d0 \ub300\ud55c Cramer\uc758 V\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (rcompanion)\n\n<span style=\"color: #008080;\">#create table\n<\/span>data = matrix(c(6, 9, 8, 5, 12, 10), nrow= <span style=\"color: #008000;\">2<\/span> )\n\n<span style=\"color: #008080;\">#view table\n<\/span>data\n\n     [,1] [,2] [,3]\n[1,] 6 8 12\n[2,] 9 5 10\n\n<span style=\"color: #008080;\">#calculate Cramer's V\n<\/span>cramerV(data)\n\nCramer V \n  0.1671<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Cramer\uc758 V\ub294 <strong>0.1671<\/strong> \ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc774 \uac12\uc740 \ub9e4\uc6b0 \ub0ae\uc73c\uba70 \uc131\ubcc4\uacfc \ub208 \uc0c9\uae54 \uc0ac\uc774\uc5d0 \uc57d\ud55c \uc5f0\uad00\uc131\uc774 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/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\/\u1111\u1175\u110b\u1165\u1109\u1173\u11ab-\u1109\u1161\u11bc\u1100\u116a\u11ab-\u1100\u1168\u1109\u116e-1\/\" target=\"_blank\" rel=\"noopener\">\ud53c\uc5b4\uc2a8 \uc0c1\uad00 \uacc4\uc218 \uc18c\uac1c<\/a><br \/> \uc0ac\uc911 \uc0c1\uad00 \uad00\uacc4 \uc18c\uac1c<br \/> <a href=\"https:\/\/statorials.org\/ko\/\u1107\u1165\u11b7\u110c\u116e\u1112\u1167\u11bc-\u1103\u1162-\u110b\u1163\u11bc\u110c\u1165\u11a8\/\" target=\"_blank\" rel=\"noopener\">\ubc94\uc8fc\ud615 \ubcc0\uc218 \ub610\ub294 \uc591\uc801 \ubcc0\uc218: \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> \uce21\uc815 \uc218\uc900: \uba85\ubaa9, \uc21c\uc11c, \uac04\uaca9 \ubc0f \ube44\uc728<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc6b0\ub9ac\ub294 \uc5f0\uc18d\uc801\uc778 \uc218\uce58 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\uae30 \uc704\ud574 Pearson \uc0c1\uad00 \uacc4\uc218\ub97c \uc790\uc8fc \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ubc94\uc8fc\ud615 \ubcc0\uc218, \uc989 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\ub984\uc774\ub098 \ub808\uc774\ube14\uc744 \uac16\ub294 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uacc4\uc0b0\ud558\ub824\uba74 \ub2e4\ub978 \uce21\uc815\ud56d\ubaa9\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uacb0\ud63c \uc0c1\ud0dc(\ubbf8\ud63c, \uae30\ud63c, \uc774\ud63c) \ud761\uc5f0\uc0c1\ud0dc(\ud761\uc5f0\uc790, \ube44\ud761\uc5f0\uc790) \ub208 \uc0c9\uae54(\ud30c\ub780\uc0c9, \uac08\uc0c9, \ub179\uc0c9) \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uc0c1\uad00 \uad00\uacc4\ub97c \uacc4\uc0b0\ud558\uae30 \uc704\ud574 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc138 \uac00\uc9c0 \uce21\uc815\uac12\uc774 \uc788\uc2b5\ub2c8\ub2e4. 1. 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