{"id":476219,"date":"2023-08-09T07:26:52","date_gmt":"2023-08-09T07:26:52","guid":{"rendered":""},"modified":"2023-11-30T03:36:11","modified_gmt":"2023-11-30T03:36:11","slug":"chi-squared-test","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/chi-squared-test\/","title":{"rendered":"\uce74\uc774\uc81c\uacf1 \uac80\uc815"},"content":{"rendered":"<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ubc94\uc8fc\ud615 \ub370\uc774\ud130\ub97c \ubd84\uc11d\ud558\uace0 \ub450 \uac1c \uc774\uc0c1\uc758 \ubcc0\uc218 \uc0ac\uc774\uc5d0 \uc720\uc758\ubbf8\ud55c \uc5f0\uad00\uc131\uc774 \uc788\ub294\uc9c0 \ud655\uc778\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ud1b5\uacc4 \ubc29\ubc95\uc785\ub2c8\ub2e4. \ube44\ubaa8\uc218\uc801 \ud14c\uc2a4\ud2b8\uc785\ub2c8\ub2e4. \uc989, \ub370\uc774\ud130 \ubd84\ud3ec\uc5d0 \ub300\ud55c \uac00\uc815\uc744 \ud558\uc9c0 \uc54a\uc73c\uba70 \uc0ac\ud68c \uacfc\ud559, \uc0dd\ubb3c\ud559, \uc758\ud559, \ub9c8\ucf00\ud305 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \ub370\uc774\ud130\uc5d0 \uc788\ub294 \ubc94\uc8fc\uc758 \uad00\ucc30 \ube48\ub3c4\uac00 \uc608\uc0c1 \ube48\ub3c4\uc640 \ud06c\uac8c \ub2e4\ub978\uc9c0 \uc5ec\ubd80\ub97c \ud3c9\uac00\ud558\uc5ec \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\uc5d0 \ub300\ud55c \uadc0\uc911\ud55c \ud1b5\ucc30\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc758 \uae30\uc6d0\uc5d0 \uad00\ud55c \uc5ed\uc0ac<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 1900\ub144\uc5d0 \uc774 \uac1c\ub150\uc744 \ub3c4\uc785\ud55c \uc601\uad6d\uc758 \uc218\ud559\uc790\uc774\uc790 \uc0dd\ubb3c\ud1b5\uacc4\ud559\uc790\uc778 Karl Pearson\uc758 \uc791\uc5c5\uc5d0 \ubfcc\ub9ac\ub97c \ub450\uace0 \uc788\uc2b5\ub2c8\ub2e4. Pearson\uc758 \uc791\uc5c5\uc740 \ub300\uaddc\ubaa8 \ub370\uc774\ud130\uc138\ud2b8\uc5d0\uc11c \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\ub97c \uc774\ud574\ud558\uae30 \uc704\ud55c \ud1b5\uacc4\uc801 \ubc29\ubc95\uc744 \uac1c\ubc1c\ud558\ub294 \ub370 \uc911\uc810\uc744 \ub450\uc5c8\uc2b5\ub2c8\ub2e4. \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \ucc98\uc74c\uc5d0 \ub450 \uac1c \uc774\uc0c1\uc758 \ubc94\uc8fc\ud615 \ubcc0\uc218\uc758 \uacb0\ud569 \ubd84\ud3ec\ub97c \ud45c\uc2dc\ud558\ub294 \ubd84\ud560\ud45c \ubd84\uc11d\uc5d0 \uc801\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0\uc11c \uad00\ucc30\ub41c \ube48\ub3c4(O)\ub97c \ubcc0\uc218\uac00 \ub3c5\ub9bd\uc801\uc778 \uacbd\uc6b0 \ubc1c\uc0dd\ud560 \uc608\uc0c1 \ube48\ub3c4(E)\uc640 \ube44\uad50\ud558\ub294 \uac83\uc744 \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4. \ud14c\uc2a4\ud2b8\uc5d0\ub294 \uad00\ucc30 \ube48\ub3c4\uc640 \uc608\uc0c1 \ube48\ub3c4 \uac04\uc758 \ucc28\uc774\ub97c \uc815\ub7c9\ud654\ud558\ub294 \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4 \uacc4\uc0b0\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\uc758 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/oneproxy.pro\/images\/chi_squared_formula.png\" alt=\"\uce74\uc774\uc81c\uacf1 \uacf5\uc2dd\" title=\"\"><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li>\u03a7\u00b2\ub294 \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li>O\u1d62\ub294 \uce74\ud14c\uace0\ub9ac i\uc5d0 \ub300\ud574 \uad00\uce21\ub41c \ube48\ub3c4\uc785\ub2c8\ub2e4.<\/li>\n<li>E\u1d62\ub294 \ubc94\uc8fc i\uc758 \uc608\uc0c1 \ube48\ub3c4\uc785\ub2c8\ub2e4.<\/li>\n<li>\u03a3\ub294 \ubaa8\ub4e0 \ubc94\uc8fc\uc758 \ud569\uacc4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub294 \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\ub97c \ub530\ub974\uba70 \ud574\ub2f9 \uac12\uc740 \ud14c\uc2a4\ud2b8\uc640 \uad00\ub828\ub41c p-\uac12\uc744 \uacb0\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. p-\uac12\uc740 \uc6b0\uc5f0\ud788 \uad00\ucc30\ub41c \uacb0\uacfc\ub97c \uc5bb\uc744 \ud655\ub960\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. p-\uac12\uc774 \ubbf8\ub9ac \uacb0\uc815\ub41c \uc720\uc758 \uc218\uc900(\uc77c\ubc18\uc801\uc73c\ub85c 0.05)\ubcf4\ub2e4 \ub0ae\uc73c\uba74 \uadc0\ubb34 \uac00\uc124(\ubcc0\uc218\uc758 \ub3c5\ub9bd\uc131)\uc774 \uae30\uac01\ub418\uc5b4 \ubcc0\uc218 \uac04\uc758 \uc720\uc758\ubbf8\ud55c \uc5f0\uad00\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \ub0b4\ubd80 \uad6c\uc870<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ud53c\uc5b4\uc2a8 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc640 \uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8(G-\ud14c\uc2a4\ud2b8\ub77c\uace0\ub3c4 \ud568)\uc758 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc73c\ub85c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \ud14c\uc2a4\ud2b8 \ubaa8\ub450 \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\uc5d0 \ub300\ud574 \ub3d9\uc77c\ud55c \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc9c0\ub9cc \uc608\uc0c1 \ube48\ub3c4\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\uc2dd\uc774 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\ud53c\uc5b4\uc2a8\uc758 \uce74\uc774\uc81c\uacf1 \uac80\uc815:\n<ul>\n<li>\ubcc0\uc218\uac00 \ub300\ub7b5\uc801\uc778 \uc815\uaddc \ubd84\ud3ec\ub97c \uac16\ub294\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud45c\ubcf8 \ud06c\uae30\uac00 \ud074 \ub54c \uc790\uc8fc \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<li>\uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \uac80\uc815(G-\uac80\uc815):\n<ul>\n<li>\uc6b0\ub3c4\ube44\ub97c \uae30\ubc18\uc73c\ub85c \ub370\uc774\ud130 \ubd84\ud3ec\uc5d0 \ub300\ud55c \uac00\uc815\uc744 \uc904\uc785\ub2c8\ub2e4.<\/li>\n<li>\uc791\uc740 \ud45c\ubcf8 \ud06c\uae30 \ub610\ub294 \uc608\uc0c1 \ube48\ub3c4\uac00 5 \ubbf8\ub9cc\uc778 \uacbd\uc6b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uc8fc\uc694 \ud2b9\uc9d5 \ubd84\uc11d<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc5d0\ub294 \uc720\uc6a9\ud55c \ud1b5\uacc4 \ub3c4\uad6c\uac00 \ub418\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uae30\ub2a5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ubc94\uc8fc\ud615 \ub370\uc774\ud130 \ubd84\uc11d:<\/strong> \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ubc94\uc8fc\ud615 \ub370\uc774\ud130\ub97c \uc704\ud574 \ud2b9\ubcc4\ud788 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \uc5f0\uad6c\uc790\ub294 \uc22b\uc790\uac00 \uc544\ub2cc \ub370\uc774\ud130\uc5d0\uc11c \uc758\ubbf8 \uc788\ub294 \uacb0\ub860\uc744 \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ube44\ubaa8\uc218\uc801 \ud14c\uc2a4\ud2b8:<\/strong> \ube44\ubaa8\uc218\uc801 \ud14c\uc2a4\ud2b8\uc778 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ub370\uc774\ud130\uac00 \ud2b9\uc815 \ubd84\ud3ec\ub97c \ub530\ub97c \uac83\uc744 \uc694\uad6c\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ub2e4\uc591\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0 \ub2e4\uc6a9\ub3c4\ub85c \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ub3c5\ub9bd\uc131 \ud3c9\uac00:<\/strong> \uc774 \ud14c\uc2a4\ud2b8\ub294 \ub458 \uc774\uc0c1\uc758 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uc0ac\uc774\uc5d0 \uad00\uacc4\uac00 \uc788\ub294\uc9c0 \uc5ec\ubd80\ub97c \uc2dd\ubcc4\ud558\uace0 \ub370\uc774\ud130\uc758 \ud328\ud134\uacfc \uc5f0\uad00\uc131\uc744 \uc774\ud574\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\ucd94\ub860 \ud14c\uc2a4\ud2b8:<\/strong> \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 p-\uac12\uc744 \uc81c\uacf5\ud568\uc73c\ub85c\uc368 \uc5f0\uad6c\uc790\ub294 \ub370\uc774\ud130\uc5d0 \ub300\ud574 \ud1b5\uacc4\uc801 \ucd94\ub860\uc744 \ud558\uace0 \uc5b4\ub290 \uc815\ub3c4 \ud655\uc2e0\uc744 \uac00\uc9c0\uace0 \uacb0\ub860\uc744 \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uc720\ud615<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc5d0\ub294 \ud53c\uc5b4\uc2a8 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uacfc \uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uadf8 \ud2b9\uc131\uc744 \ube44\uad50\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uae30\uc900<\/th>\n<th>\ud53c\uc5b4\uc2a8\uc758 \uce74\uc774\uc81c\uacf1 \uac80\uc815<\/th>\n<th>\uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \uac80\uc815<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uac00\uc815<\/td>\n<td>\ub370\uc774\ud130\uc758 \uc815\uaddc \ubd84\ud3ec\ub97c \uac00\uc815\ud569\ub2c8\ub2e4.<\/td>\n<td>\ub370\uc774\ud130 \ubc30\ud3ec\uc5d0 \ub300\ud55c \uac00\uc815\uc774 \uc801\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc791\uc740 \uc0d8\ud50c \ud06c\uae30\uc5d0 \uc801\ud569<\/td>\n<td>\uc544\ub2c8\uc694<\/td>\n<td>\uc608<\/td>\n<\/tr>\n<tr>\n<td>\uc0ac\uc6a9 \uc0ac\ub840<\/td>\n<td>\ud070 \ud45c\ubcf8 \ud06c\uae30<\/td>\n<td>\uc791\uc740 \ud45c\ubcf8 \ud06c\uae30<\/td>\n<\/tr>\n<tr>\n<td>\uacf5\uc2dd<\/td>\n<td><img decoding=\"async\" src=\"https:\/\/oneproxy.pro\/images\/pearsons_chi_squared_formula.png\" alt=\"\ud53c\uc5b4\uc2a8\uc758 \uce74\uc774\uc81c\uacf1 \uacf5\uc2dd\" title=\"\"><\/td>\n<td><img decoding=\"async\" src=\"https:\/\/oneproxy.pro\/images\/likelihood_ratio_chi_squared_formula.png\" alt=\"\uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \uacf5\uc2dd\" title=\"\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95, \ubb38\uc81c \ubc0f \uc194\ub8e8\uc158<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ub2e4\uc74c\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li><strong>\uc801\ud569\ub3c4:<\/strong> \uad00\ucc30\ub41c \ube48\ub3c4\uac00 \uc608\uc0c1 \ubd84\ud3ec\uc5d0 \ub9de\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub3c5\ub9bd\uc131 \ud14c\uc2a4\ud2b8:<\/strong> \ub450 \uac1c\uc758 \ubc94\uc8fc\ud615 \ubcc0\uc218\uac00 \uc5f0\uad00\ub418\uc5b4 \uc788\ub294\uc9c0 \ud3c9\uac00\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uade0\uc9c8\uc131 \ud14c\uc2a4\ud2b8:<\/strong> \uc5ec\ub7ec \uadf8\ub8f9\uc5d0 \uac78\uccd0 \ubc94\uc8fc\ud615 \ubcc0\uc218\uc758 \ubd84\ud3ec\ub97c \ube44\uad50\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc758 \uc7a0\uc7ac\uc801\uc778 \ubb38\uc81c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc791\uc740 \uc0d8\ud50c \ud06c\uae30:<\/strong> \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \ud45c\ubcf8 \ud06c\uae30\uac00 \uc791\uac70\ub098 \uc608\uc0c1 \ube48\ub3c4\uac00 5 \ubbf8\ub9cc\uc778 \uc140\uc758 \uacbd\uc6b0 \ubd80\uc815\ud655\ud55c \uacb0\uacfc\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacbd\uc6b0 \uc6b0\ub3c4\ube44 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc774 \uc120\ud638\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uc21c\uc11c \ub370\uc774\ud130:<\/strong> \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \ubc94\uc8fc \uc21c\uc11c\ub97c \uace0\ub824\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc21c\uc11c\ud615 \ub370\uc774\ud130\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uc5f0\uad6c\uc790\ub294 \uc791\uc740 \ud45c\ubcf8 \ud06c\uae30\uc5d0 \ub300\ud55c Fisher\uc758 \uc815\ud655 \uac80\uc815\uc774\ub098 \uc21c\uc11c \ub370\uc774\ud130\uc5d0 \ub300\ud55c \uae30\ud0c0 \ube44\ubaa8\uc218 \uac80\uc815\uacfc \uac19\uc740 \ub300\uccb4 \ud14c\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ub2e4\ub978 \ud1b5\uacc4 \ud14c\uc2a4\ud2b8\uc640 \uc720\uc0ac\uc810\uc744 \uacf5\uc720\ud558\uc9c0\ub9cc \ucc28\ubcc4\ud654\ub418\ub294 \uace0\uc720\ud55c \ud2b9\uc131\ub3c4 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ud2b9\uc131<\/th>\n<th>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8<\/th>\n<th>T-\ud14c\uc2a4\ud2b8<\/th>\n<th>\ubd84\uc0b0\ubd84\uc11d<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ud14c\uc2a4\ud2b8 \uc720\ud615<\/td>\n<td>\ubc94\uc8fc\ud615 \ub370\uc774\ud130 \ubd84\uc11d<\/td>\n<td>\uc218\ub2e8\uc758 \ube44\uad50<\/td>\n<td>\uc218\ub2e8\uc758 \ube44\uad50<\/td>\n<\/tr>\n<tr>\n<td>\ubcc0\uc218\uc758 \uc218<\/td>\n<td>2\uac1c \uc774\uc0c1<\/td>\n<td>2<\/td>\n<td>3\uac1c \uc774\uc0c1<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \ud615\uc2dd<\/td>\n<td>\ubc94\uc8fc\ud615<\/td>\n<td>\ub9c8\ub514 \uc5c6\ub294<\/td>\n<td>\ub9c8\ub514 \uc5c6\ub294<\/td>\n<\/tr>\n<tr>\n<td>\uac00\uc815<\/td>\n<td>\ube44\ubaa8\uc218\uc801<\/td>\n<td>\uc815\uaddc \ubd84\ud3ec\ub97c \uac00\uc815\ud569\ub2c8\ub2e4.<\/td>\n<td>\uc815\uaddc \ubd84\ud3ec\ub97c \uac00\uc815\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uacfc \uad00\ub828\ub41c \ubbf8\ub798\uc758 \uad00\uc810\uacfc \uae30\uc220<\/h2>\n<p>\ub370\uc774\ud130 \ubd84\uc11d\uc774 \ub2e4\uc591\ud55c \uc0b0\uc5c5\uc5d0\uc11c \uacc4\uc18d\ud574\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \uc218\ud589\ud568\uc5d0 \ub530\ub77c \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ubc94\uc8fc\ud615 \ub370\uc774\ud130\ub97c \ubd84\uc11d\ud558\uae30 \uc704\ud55c \uae30\ubcf8 \ub3c4\uad6c\ub85c \ub0a8\uc744 \uac83\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud1b5\uacc4 \ubc29\ubc95\ub860 \ubc0f \uae30\uc220\uc758 \ubc1c\uc804\uc73c\ub85c \uc778\ud574 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc758 \ubc84\uc804\uc774 \uac1c\uc120\ub418\uac70\ub098 \ud655\uc7a5\ub418\uc5b4 \ud55c\uacc4\ub97c \ud574\uacb0\ud558\uace0 \ub354\uc6b1 \ub2e4\uc591\ud558\uace0 \uac15\ub825\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc640 \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>OneProxy\uc640 \uac19\uc740 \uacf5\uae09\uc790\uac00 \uc81c\uacf5\ud558\ub294 \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\uae30 \uc704\ud55c \ub370\uc774\ud130 \uc218\uc9d1 \ubc0f \ubd84\uc11d\uc744 \uc6a9\uc774\ud558\uac8c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc0ac\uc6a9\uc790\ub294 \ub2e4\uc591\ud55c \uc9c0\ub9ac\uc801 \uc704\uce58\uc5d0 \uc561\uc138\uc2a4\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \uc9c0\uc5ed\uc801 \ubcc0\ud615\uc774 \uc788\ub294 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \ucc98\ub9ac\ud560 \ub54c \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ub610\ud55c \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc775\uba85\uc131\uc744 \ubcf4\uc7a5\ud558\uc5ec \uc6f9 \uc2a4\ud06c\ub798\ud551 \ubc0f \ub370\uc774\ud130 \uc218\uc9d1 \uc791\uc5c5\uc5d0 \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uc5f0\uad6c\uc6d0\uc774 \ubd84\uc11d\uc758 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638 \ubc0f \ubcf4\uc548\uc744 \uc720\uc9c0\ud558\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc744 \ubcf4\ub824\uba74 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \ud0d0\uc0c9\ud558\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Chi-squared_test\" target=\"_new\" rel=\"noopener nofollow\">Wikipedia \u2013 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8<\/a><\/li>\n<li><a href=\"https:\/\/www.statisticssolutions.com\/non-parametric-analysis-chi-square\/\" target=\"_new\" rel=\"noopener nofollow\">\ud1b5\uacc4 \uc194\ub8e8\uc158 \u2013 \uce74\uc774\uc81c\uacf1 \uac80\uc815<\/a><\/li>\n<li><a href=\"https:\/\/www.graphpad.com\/guides\/prism\/8\/statistics\/stat_interpreting_results_chi-square_test.htm\" target=\"_new\" rel=\"noopener nofollow\">GraphPad \ud504\ub9ac\uc998 \u2013 \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8<\/a><\/li>\n<li><a href=\"https:\/\/ncss-wpengine.netdna-ssl.com\/wp-content\/themes\/ncss\/pdf\/Procedures\/NCSS\/Chi-Square_Test.pdf\" target=\"_new\" rel=\"noopener nofollow\">NCSS - \uce74\uc774\uc81c\uacf1 \uac80\uc815<\/a><\/li>\n<\/ol>\n<p>\uacb0\ub860\uc801\uc73c\ub85c \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ubc94\uc8fc\ud615 \ub370\uc774\ud130\ub97c \ubd84\uc11d\ud558\uace0 \ubcc0\uc218 \uac04\uc758 \uc5f0\uad00\uc131\uc744 \uc2dd\ubcc4\ud558\ub294 \uac15\ub825\ud55c \ud1b5\uacc4 \ubc29\ubc95\uc785\ub2c8\ub2e4. \ub2e4\uc7ac\ub2e4\ub2a5\ud568, \uc0ac\uc6a9 \uc6a9\uc774\uc131 \ubc0f \ub2e4\uc591\ud55c \ub3c4\uba54\uc778\uc5d0\uc11c\uc758 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc740 \uc5f0\uad6c\uc6d0\uacfc \ub370\uc774\ud130 \ubd84\uc11d\uac00 \ubaa8\ub450\uc5d0\uac8c \ud544\uc218\uc801\uc778 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uae30\uc220\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \uce74\uc774\uc81c\uacf1 \ud14c\uc2a4\ud2b8\ub294 \ud601\uc2e0\uc801\uc778 \ubc29\ubc95\ub860\uacfc \ub3c4\uad6c\ub85c \ubcf4\uc644\ub418\uc5b4 \uacc4\uc18d \ubc1c\uc804\ud558\uc5ec \ubc94\uc8fc\ud615 \ub370\uc774\ud130 \uad00\uacc4\uc5d0 \ub300\ud55c \ub354 \uae4a\uc740 \ud1b5\ucc30\ub825\uc744 \uc81c\uacf5\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":497617,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476219","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Chi-Squared Test: A Comprehensive Overview<\/mark>","faq_items":[{"question":"What is the Chi-Squared test, and how does it work?","answer":"The Chi-Squared test is a statistical method used to analyze categorical data and determine if there is a significant association between two or more variables. It compares observed frequencies with expected frequencies and provides valuable insights into the relationships between variables."},{"question":"Who introduced the Chi-Squared test and when was it first mentioned?","answer":"The Chi-Squared test was introduced by Karl Pearson, a British mathematician and biostatistician, in 1900. He developed this method to analyze the relationships between variables in large datasets."},{"question":"What is the difference between Pearson's Chi-Squared test and the Likelihood Ratio Chi-Squared test?","answer":"Both Pearson's Chi-Squared test and the Likelihood Ratio Chi-Squared test are used to analyze categorical data, but they differ in their assumptions and applications. Pearson's test assumes normal distribution and is suitable for large sample sizes, while the Likelihood Ratio test makes fewer assumptions and is more appropriate for small sample sizes or cases with expected frequencies less than five."},{"question":"In what situations is the Chi-Squared test commonly used?","answer":"The Chi-Squared test finds applications in various scenarios, including goodness of fit testing, independence testing, and homogeneity testing. It is widely used in social sciences, biology, medicine, marketing, and other fields where categorical data analysis is essential."},{"question":"What problems may arise when using the Chi-Squared test?","answer":"The Chi-Squared test may yield inaccurate results with small sample sizes or cells with expected frequencies less than five. In such cases, the Likelihood Ratio Chi-Squared test is preferred. Additionally, the test is not suitable for ordinal data, as it does not consider the order of categories."},{"question":"How can OneProxy's proxy servers be associated with the Chi-Squared test?","answer":"OneProxy's proxy servers facilitate data collection and analysis by offering access to different geographical locations and ensuring anonymity. Researchers can use proxy servers for web scraping and data gathering tasks, enhancing privacy and security while conducting Chi-Squared tests."},{"question":"What are the advantages of using the Chi-Squared test?","answer":"The Chi-Squared test is a non-parametric test, meaning it makes no assumptions about data distribution. It is suitable for categorical data analysis, providing valuable insights into associations between variables. Additionally, it allows researchers to draw statistical inferences and make confident conclusions based on the obtained p-values."},{"question":"Where can I find more information about the Chi-Squared test?","answer":"For further information about the Chi-Squared test, you can explore additional resources, such as Wikipedia's page on Chi-Squared test, Statistics Solutions' guide, and GraphPad Prism's interpretation of results. Visit OneProxy.pro to learn more about proxy servers' benefits and applications."}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/476219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/476219\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/497617"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=476219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}