{"id":40824,"date":"2024-11-04T12:20:37","date_gmt":"2024-11-04T12:20:37","guid":{"rendered":"https:\/\/atmokpo.com\/w\/?p=40824"},"modified":"2024-11-26T06:38:21","modified_gmt":"2024-11-26T06:38:21","slug":"32-%ec%b9%b4%ec%9d%b4%ec%a0%9c%ea%b3%b1-%ea%b2%80%ec%a0%95chi-square-test-%ec%b9%b4%ec%9d%b4%ec%a0%9c%ea%b3%b1-%eb%b6%84%ed%8f%ac%ec%99%80-%ec%9e%90%ec%9c%a0%eb%8f%84-%ea%b0%9c%eb%85%90","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/40824\/","title":{"rendered":"32.\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test), \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc640 \uc790\uc720\ub3c4 \uac1c\ub150"},"content":{"rendered":"<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test)\uc740 \uc8fc\ub85c \ub450 \uac00\uc9c0 \uc0c1\ud669\uc5d0\uc11c \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \ubc94\uc8fc\ud615 \ubcc0\uc218\uac00 \uc11c\ub85c \ub3c5\ub9bd\uc801\uc778\uc9c0\ub97c \ud310\ub2e8\ud558\ub294 \ub3c5\ub9bd\uc131 \uac80\uc815\uc774\uba70, \ub450 \ubc88\uc9f8\ub294 \uad00\ucc30\ub41c \ubd84\ud3ec\uc640 \uae30\ub300\ub418\ub294 \ubd84\ud3ec \uac04\uc758 \ucc28\uc774\ub97c \ud3c9\uac00\ud558\ub294 \uc801\ud569\ub3c4 \uac80\uc815\uc785\ub2c8\ub2e4. \uc774 \uac80\uc815\uc740 \uc0ac\ud68c\uacfc\ud559, \uc0dd\ubb3c\ud559, \uc758\ud559, \uacbd\uc81c\ud559, \ub9c8\ucf00\ud305 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uac1c\ub150, \uacc4\uc0b0 \ubc29\ubc95, \uc608\uc81c \ubc0f \ud574\uc11d \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>1. \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec(Chi-Square Distribution)<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\ub294 \uc8fc\uc5b4\uc9c4 \uc218\uc758 \ub3c5\ub9bd\uc801\uc778 \ud45c\uc900 \uc815\uaddc \ubd84\ud3ec\uc5d0\uc11c \ub098\uc628 \uc81c\uacf1\uac12\ub4e4\uc758 \ud569\uc73c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4. \uc774 \ubd84\ud3ec\ub294 \uc8fc\ub85c \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc5d0\uc11c \ud65c\uc6a9\ub418\uba70, \uc790\uc8fc \uc0ac\uc6a9\ub418\ub294 \ub450 \uac00\uc9c0 \uc911\uc694 \ud30c\ub77c\ubbf8\ud130\ub294 \uc790\uc720\ub3c4(degrees of freedom)\uc640 \ubd84\ud3ec\uc758 \ubaa8\uc591\uc785\ub2c8\ub2e4. \uc790\uc720\ub3c4\ub294 \uc81c\uacf1\uc774 \uc774\ub8e8\uc5b4\uc9c0\ub294 \ubcc0\uc218\uac00 \uba87 \uac1c\uc778\uc9c0\ub97c \ub098\ud0c0\ub0b4\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \ud45c\ubcf8 \ud06c\uae30\ub098 \ubc94\uc8fc \uc218\uc640 \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>2. \uc790\uc720\ub3c4(degrees of freedom)\uc758 \uac1c\ub150<\/h2>\n<p>\uc790\uc720\ub3c4\ub294 \ud1b5\uacc4\uc801 \ucd94\ub860\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc5d0\uc11c\ub294 \ucd5c\ub300 \uba87 \uac1c\uc758 \ub370\uc774\ud130 \ud3ec\uc778\ud2b8\uac00 \uc790\uc720\ub86d\uac8c \ubcc0\ud560 \uc218 \uc788\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc5b4\ub5a4 \ud45c\ubcf8\uc5d0\uc11c k\uac1c\uc758 \uce74\ud14c\uace0\ub9ac \uacb0\uacfc\uac00 \uc788\uc744 \ub54c, \uc790\uc720\ub3c4\ub294 (k &#8211; 1)\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4. \uc774\ub294 \ubaa8\ub4e0 \uce74\ud14c\uace0\ub9ac\uc758 \ud569\uc774 \uace0\uc815\ub418\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0 \ud558\ub098\uc758 \uce74\ud14c\uace0\ub9ac \uacb0\uacfc\ub294 \ub2e4\ub978 \uacb0\uacfc\ub4e4\uc5d0 \uc758\ud574 \uacb0\uc815\ub41c\ub2e4\ub294 \uc0ac\uc2e4\uc5d0\uc11c \ucd9c\ubc1c\ud569\ub2c8\ub2e4.<\/p>\n<h3>2.1. \ub2e4\uc591\ud55c \uc790\uc720\ub3c4\uc758 \uc608\uc81c<\/h3>\n<ul>\n<li>\ub3c5\ub9bd\uc131 \uac80\uc815: \ub450 \uac1c\uc758 \ubc94\uc8fc\ud615 \ubcc0\uc218(A\uc640 B)\uac00 \ub3c5\ub9bd\uc801\uc778\uc9c0\ub97c \uac80\uc815\ud560 \ub54c, \uc790\uc720\ub3c4\ub294 (\ud589\uc758 \uc218 &#8211; 1) \u00d7 (\uc5f4\uc758 \uc218 &#8211; 1)\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc801\ud569\ub3c4 \uac80\uc815: \uad00\ucc30\ub41c \ube48\ub3c4\uc640 \uae30\ub300 \ube48\ub3c4 \uac04\uc758 \ucc28\uc774\ub97c \uac80\uc815\ud560 \ub54c, \uc790\uc720\ub3c4\ub294 (\ubc94\uc8fc\uc758 \uc218 &#8211; 1)\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>3. \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uc720\ud615<\/h2>\n<h3>3.1. \ub3c5\ub9bd\uc131 \uac80\uc815<\/h3>\n<p>\ub3c5\ub9bd\uc131 \uac80\uc815\uc740 \ub450 \uac1c\uc758 \ubc94\uc8fc\ud615 \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\ub97c \ud3c9\uac00\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud2b9\uc815 \uc81c\ud488\uc758 \uc120\ud638\ub3c4\uc640 \uc18c\ube44\uc790\uc758 \uc131\ubcc4 \uac04\uc758 \uad00\uacc4\ub97c \ubd84\uc11d\ud558\uace0\uc790 \ud560 \ub54c \uc774 \uac80\uc815\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac80\uc815\uc758 \uc808\ucc28\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\ub300\ub9bd\uac00\uc124(H1): \ub450 \ubcc0\uc218\ub294 \ub3c5\ub9bd\uc801\uc774\uc9c0 \uc54a\ub2e4.<\/li>\n<li>\uadc0\ubb34\uac00\uc124(H0): \ub450 \ubcc0\uc218\ub294 \ub3c5\ub9bd\uc801\uc774\ub2e4.<\/li>\n<li>\uc785\ub825 \ub370\uc774\ud130\ub97c \ubc14\ud0d5\uc73c\ub85c \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud55c\ub2e4.<\/li>\n<li>\uc790\uc720\ub3c4\ub97c \uace0\ub824\ud558\uc5ec \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\ub97c \ud1b5\ud574 \uc720\uc758\uc218\uc900\uc744 \ud3c9\uac00\ud55c\ub2e4.<\/li>\n<\/ol>\n<h3>3.2. \uc801\ud569\ub3c4 \uac80\uc815<\/h3>\n<p>\uc801\ud569\ub3c4 \uac80\uc815\uc740 \uad00\ucc30\ub41c \ub370\uc774\ud130\uac00 \uae30\ub300\ud55c \ubd84\ud3ec\uc640 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0\ub97c \ud3c9\uac00\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub3d9\uc804\uc744 \ub358\uc84c\uc744 \ub54c \ud651\uba74\uacfc \uc9dd\uba74\uc758 \ube44\uc728\uc774 \uac01\uac01 50%\uc778\uc9c0 \uac80\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac80\uc815\uc758 \uc808\ucc28\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\ub300\ub9bd\uac00\uc124(H1): \uad00\ucc30\ub41c \ub370\uc774\ud130\ub294 \uae30\ub300 \ubd84\ud3ec\uc640 \ub2e4\ub974\ub2e4.<\/li>\n<li>\uadc0\ubb34\uac00\uc124(H0): \uad00\ucc30\ub41c \ub370\uc774\ud130\ub294 \uae30\ub300 \ubd84\ud3ec\uc640 \uac19\ub2e4.<\/li>\n<li>\uad00\ucc30\ub41c \ube48\ub3c4\uc640 \uae30\ub300 \ube48\ub3c4\ub97c \ubc14\ud0d5\uc73c\ub85c \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud55c\ub2e4.<\/li>\n<li>\uc720\uc758\uc218\uc900\uc744 \ud65c\uc6a9\ud558\uc5ec \uac00\uc124\uc744 \ud310\ub2e8\ud55c\ub2e4.<\/li>\n<\/ol>\n<h2>4. \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc758 \uacc4\uc0b0<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9(\u03c7\u00b2)\uc740 \ub2e4\uc74c\uc758 \uc218\uc2dd\uc744 \ud1b5\ud574 \uacc4\uc0b0\ub429\ub2c8\ub2e4:<\/p>\n<pre>\n\u03c7\u00b2 = \u03a3((O - E)\u00b2 \/ E)\n<\/pre>\n<p>\uc5ec\uae30\uc11c O\ub294 \uad00\ucc30\ub41c \ube48\ub3c4, E\ub294 \uae30\ub300 \ube48\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ubaa8\ub4e0 \ubc94\uc8fc\uc5d0 \ub300\ud574 \uac01 \ubc94\uc8fc\uc758 (O-E)\u00b2\/E\uc758 \ud569\uc744 \ucde8\ud558\uc5ec \ucd5c\uc885 \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc744 \uad6c\ud569\ub2c8\ub2e4.<\/p>\n<h3>4.1. \uc608\uc81c<\/h3>\n<p>\uac00\uc815: \ub3d9\uc804 \ub358\uc9c0\uae30 \uc2e4\ud5d8\uc744 \ud1b5\ud574 100\ubc88\uc758 \uc2e4\ud5d8 \uacb0\uacfc\uac00 \ub2e4\uc74c\uacfc \uac19\ub2e4\uace0 \ud569\uc2dc\ub2e4. \ud651\uba74: 45\ud68c, \uc9dd\uba74: 55\ud68c. \uae30\ub300 \ube48\ub3c4\ub294 \uac01 \uba74\uc774 50\ud68c\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li>O(H\uae30): 45, E(\uae30\ub300): 50<\/li>\n<li>O(\uc9dd): 55, E(\uae30\ub300): 50<\/li>\n<\/ul>\n<p>\uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4:<\/p>\n<pre>\n\u03c7\u00b2 = ((45 - 50)\u00b2 \/ 50) + ((55 - 50)\u00b2 \/ 50)\n   = (25\/50) + (25\/50) = 0.5 + 0.5 = 1\n<\/pre>\n<h2>5. \uc720\uc758\uc131 \ud310\ub2e8<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9\uc774 \uacc4\uc0b0\ub418\uba74, \uc790\uc720\ub3c4\ub97c \uc774\uc6a9\ud558\uc5ec \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc5d0\uc11c \ud574\ub2f9 \ud1b5\uacc4\ub7c9 \uc774\uc0c1\uc758 \uac12\uc774 \ub098\uc62c \ud655\ub960\uc744 \uad6c\ud569\ub2c8\ub2e4. \uc774 \ud655\ub960\uc774 \ubbf8\ub9ac \uc815\ud574\ub193\uc740 \uc720\uc758\uc218\uc900(\ubcf4\ud1b5 0.05)\ubcf4\ub2e4 \uc791\uc73c\uba74 \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud558\uace0, \uadf8\ub807\uc9c0 \uc54a\uc73c\uba74 \uadc0\ubb34\uac00\uc124\uc744 \ubc1b\uc544\ub4e4\uc785\ub2c8\ub2e4.<\/p>\n<h3>5.1. \uc2e0\ub8b0\uad6c\uac04\uacfc \uc720\uc758\uc218\uc900<\/h3>\n<p>\uc720\uc758\uc218\uc900(\u03b1)\uc740 \uadc0\ubb34\uac00\uc124\uc774 \uc9c4\uc9dc\uc77c \ub54c \uc774\ub97c \uc798\ubabb \uae30\uac01\ud560 \ud655\ub960\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc2e0\ub8b0\uc218\uc900\uc740 95%\ub85c, \uc774\uc5d0 \ud574\ub2f9\ud558\ub294 \uc720\uc758\uc218\uc900\uc740 0.05\uc785\ub2c8\ub2e4. \uc2e0\ub8b0\uad6c\uac04\uc740 \uacb0\uacfc\uc758 \ubc94\uc704\ub97c \ub098\ud0c0\ub0b4\uba70, \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc5d0\uc11c\ub294 \uc774 \uc2e0\ub8b0\uad6c\uac04\uc744 \ud1b5\ud574 \uacb0\uacfc\uc758 \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc744 \ud3c9\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>6. \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \ud55c\uacc4<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \uba87 \uac00\uc9c0 \ud55c\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ud45c\ubcf8 \ud06c\uae30: \uc791\uc740 \ud45c\ubcf8 \ud06c\uae30\ub97c \uc0ac\uc6a9\ud560 \uacbd\uc6b0 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uacb0\uacfc\uac00 \uc2e0\ub8b0\ud560 \uc218 \uc5c6\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ube48\ub3c4\uac00 \ub0ae\uc740 \ubc94\uc8fc: \uae30\ub300 \ube48\ub3c4\uac00 5 \ubbf8\ub9cc\uc778 \ubc94\uc8fc\uc5d0\uc11c \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc744 \uc218\ud589\ud558\uba74 \uc798\ubabb\ub41c \uacb0\uacfc\uac00 \ub098\uc62c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc774\uc6d0\uc801\uc778 \uac80\uc815: \uc624\uc9c1 \ubc94\uc8fc\ud615 \ub370\uc774\ud130\uc5d0 \ub300\ud574 \uc218\ud589\ub420 \uc218 \uc788\uc73c\uba70, \uc5f0\uc18d\ud615 \ub370\uc774\ud130\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>7. \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uc2e4\uc81c \uc608<\/h2>\n<p>\uc2e4\uc81c \ub370\uc774\ud130\ub97c \ud1b5\ud574 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc744 \uc801\uc6a9\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130\ub294 \ud2b9\uc815 \uc81c\ud488\uc758 \uc120\ud638\ub3c4\uc640 \uc18c\ube44\uc790\uc758 \uc131\ubcc4\uc744 \uc870\uc0ac\ud55c \uacb0\uacfc\ub85c \uac00\uc815\ud569\ub2c8\ub2e4:<\/p>\n<table border=\"1\">\n<tr>\n<th>\uc131\ubcc4<\/th>\n<th>\uc81c\ud488 A<\/th>\n<th>\uc81c\ud488 B<\/th>\n<th>\uc81c\ud488 C<\/th>\n<\/tr>\n<tr>\n<td>\ub0a8\uc131<\/td>\n<td>30<\/td>\n<td>20<\/td>\n<td>10<\/td>\n<\/tr>\n<tr>\n<td>\uc5ec\uc131<\/td>\n<td>20<\/td>\n<td>30<\/td>\n<td>15<\/td>\n<\/tr>\n<\/table>\n<p>\uc704 \ub370\uc774\ud130\ub97c \ubc14\ud0d5\uc73c\ub85c \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc744 \uc218\ud589\ud558\uba74:<\/p>\n<pre>\n1. \uad00\ucc30\ub41c \ube48\ub3c4 O: \n   \ub0a8\uc131-A: 30, \ub0a8\uc131-B: 20, \ub0a8\uc131-C: 10\n   \uc5ec\uc131-A: 20, \uc5ec\uc131-B: 30, \uc5ec\uc131-C: 15\n\n2. \uac01 \ubc94\uc8fc\uc758 \ucd1d\ud569:\n   \ub0a8\uc131: 60, \uc5ec\uc131: 65\n   \uc804\uccb4: 125\n\n3. \uae30\ub300 \ube48\ub3c4 E \uacc4\uc0b0:\n   E(\ub0a8\uc131-A) = (60 * 50) \/ 125 = 24\n   E(\ub0a8\uc131-B) = (60 * 50) \/ 125 = 24\n   E(\ub0a8\uc131-C) = (60 * 25) \/ 125 = 12\n   E(\uc5ec\uc131-A) = (65 * 50) \/ 125 = 26\n   E(\uc5ec\uc131-B) = (65 * 50) \/ 125 = 26\n   E(\uc5ec\uc131-C) = (65 * 25) \/ 125 = 13\n\n4. \uce74\uc774\uc81c\uacf1 \ud1b5\uacc4\ub7c9 \u03c7\u00b2 \uacc4\uc0b0:\n   \u03c7\u00b2 = ((30-24)\u00b2\/24) + ((20-24)\u00b2\/24) + ((10-12)\u00b2\/12) + ((20-26)\u00b2\/26) + ((30-26)\u00b2\/26) + ((15-13)\u00b2\/13)\n      = 1.5 + 0.67 + 0.33 + 1.38 + 0.61 + 0.31\n      = 4.0\n\n5. \uc720\uc758\uc218\uc900 \ud3c9\uac00: \uc790\uc720\ub3c4\ub294 (2-1)(2-1) = 1\uc774\uba70, \u03b1 = 0.05\uc758 \uacbd\uc6b0 \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc5d0\uc11c 4.0 \uc774\uc0c1\uc778 \uacbd\uc6b0\uc758 \uc218\ub97c \ucc3e\ub294\ub2e4.\n<\/pre>\n<h2>\uacb0\ub860<\/h2>\n<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815\uc740 \ubc94\uc8fc\ud615 \ub370\uc774\ud130 \ubd84\uc11d\uc5d0\uc11c \uc911\uc694\ud55c \ud1b5\uacc4\uc801 \ub3c4\uad6c\ub85c, \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\ub97c \ud3c9\uac00\ud558\uac70\ub098 \ub370\uc774\ud130\uc758 \uc801\ud569\ub3c4\ub97c \ud310\ub2e8\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc791\uc740 \ud45c\ubcf8 \ud06c\uae30\ub098 \ube48\ub3c4\uac00 \ub0ae\uc740 \ubc94\uc8fc\uc5d0\uc11c\ub294 \uc8fc\uc758\uac00 \ud544\uc694\ud558\uba70, \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ub370\uc774\ud130 \uae30\ubc18\uc5d0\uc11c \uacb0\uacfc\ub97c \ud574\uc11d\ud574\uc57c \ud569\ub2c8\ub2e4. \ud1b5\uacc4\uc801 \ubd84\uc11d\uc744 \ud1b5\ud574 \uc5bb\uc740 \uc778\uc0ac\uc774\ud2b8\ub294 \uc758\uc0ac\uacb0\uc815\uc758 \uc911\uc694\ud55c \uc694\uc18c\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<h2>\ucc38\uace0 \ubb38\ud5cc<\/h2>\n<ul>\n<li>Statistics for Business and Economics by Newbold, Birk, and William.<\/li>\n<li>Practical Statistics for Data Scientists by Peter Bruce and Andrew Bruce.<\/li>\n<li>Applied Multivariate Statistical Analysis by Johnson and Wichern.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test)\uc740 \uc8fc\ub85c \ub450 \uac00\uc9c0 \uc0c1\ud669\uc5d0\uc11c \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \ubc94\uc8fc\ud615 \ubcc0\uc218\uac00 \uc11c\ub85c \ub3c5\ub9bd\uc801\uc778\uc9c0\ub97c \ud310\ub2e8\ud558\ub294 \ub3c5\ub9bd\uc131 \uac80\uc815\uc774\uba70, \ub450 \ubc88\uc9f8\ub294 \uad00\ucc30\ub41c \ubd84\ud3ec\uc640 \uae30\ub300\ub418\ub294 \ubd84\ud3ec \uac04\uc758 \ucc28\uc774\ub97c \ud3c9\uac00\ud558\ub294 \uc801\ud569\ub3c4 \uac80\uc815\uc785\ub2c8\ub2e4. \uc774 \uac80\uc815\uc740 \uc0ac\ud68c\uacfc\ud559, \uc0dd\ubb3c\ud559, \uc758\ud559, \uacbd\uc81c\ud559, \ub9c8\ucf00\ud305 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uac1c\ub150, \uacc4\uc0b0 \ubc29\ubc95, \uc608\uc81c \ubc0f \ud574\uc11d \ubc29\ubc95\uc5d0 &hellip; <a href=\"https:\/\/atmokpo.com\/w\/40824\/\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;32.\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test), \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc640 \uc790\uc720\ub3c4 \uac1c\ub150&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[219],"tags":[],"class_list":["post-40824","post","type-post","status-publish","format-standard","hentry","category-219"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>32.\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test), \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc640 \uc790\uc720\ub3c4 \uac1c\ub150 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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\ucc28\uc774\ub97c \ud3c9\uac00\ud558\ub294 \uc801\ud569\ub3c4 \uac80\uc815\uc785\ub2c8\ub2e4. \uc774 \uac80\uc815\uc740 \uc0ac\ud68c\uacfc\ud559, \uc0dd\ubb3c\ud559, \uc758\ud559, \uacbd\uc81c\ud559, \ub9c8\ucf00\ud305 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \uce74\uc774\uc81c\uacf1 \uac80\uc815\uc758 \uac1c\ub150, \uacc4\uc0b0 \ubc29\ubc95, \uc608\uc81c \ubc0f \ud574\uc11d \ubc29\ubc95\uc5d0 &hellip; \ub354 \ubcf4\uae30 &quot;32.\uce74\uc774\uc81c\uacf1 \uac80\uc815(Chi-Square Test), \uce74\uc774\uc81c\uacf1 \ubd84\ud3ec\uc640 \uc790\uc720\ub3c4 \uac1c\ub150&quot;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/atmokpo.com\/w\/40824\/\" \/>\n<meta property=\"og:site_name\" content=\"\ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-04T12:20:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-26T06:38:21+00:00\" 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