{"id":40804,"date":"2024-11-04T12:20:33","date_gmt":"2024-11-04T12:20:33","guid":{"rendered":"https:\/\/atmokpo.com\/w\/?p=40804"},"modified":"2024-11-26T06:38:25","modified_gmt":"2024-11-26T06:38:25","slug":"19-%ea%b0%80%ec%84%a4-%ea%b2%80%ec%a0%95hypothesis-testing-%ea%b7%80%eb%ac%b4%ea%b0%80%ec%84%a4%ea%b3%bc-%eb%8c%80%eb%a6%bd%ea%b0%80%ec%84%a4%ec%9d%98-%ea%b0%9c%eb%85%90","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/40804\/","title":{"rendered":"19.\uac00\uc124 \uac80\uc815(Hypothesis Testing), \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc758 \uac1c\ub150"},"content":{"rendered":"<h2>19. \uac00\uc124 \uac80\uc815 (Hypothesis Testing), \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc758 \uac1c\ub150<\/h2>\n<p>\uac00\uc124 \uac80\uc815\uc740 \ud1b5\uacc4\ud559\uc758 \uc911\uc694\ud55c \uae30\ubc95 \uc911 \ud558\ub098\ub85c, \uc6b0\ub9ac\ub294 \uc774\ub97c \ud1b5\ud574 \uc5b4\ub5a4 \uc8fc\uc7a5\uc744 \uac80\uc99d\ud558\uac70\ub098 \ub370\uc774\ud130\uc5d0 \uae30\ubc18\ud55c \uacb0\ub860\uc744 \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc124 \uac80\uc815\uc758 \ubaa9\uc801\uc740 \uc0d8\ud50c\ub9c1\ub41c \ub370\uc774\ud130\uc5d0 \uadfc\uac70\ud574 \ud2b9\uc815 \uc870\uac74\uc774\ub098 \uc8fc\uc7a5\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0 \ud310\ub2e8\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uacfc\ud559\uc801 \uc5f0\uad6c, \uc758\ub8cc \ub370\uc774\ud130 \ubd84\uc11d, \ub9c8\ucf00\ud305 \uc804\ub7b5 \uac1c\ubc1c \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uac00\uc124 \uac80\uc815\uc758 \uc804\ubc18\uc801\uc778 \uacfc\uc815, \uadc0\ubb34\uac00\uc124 \ubc0f \ub300\ub9bd\uac00\uc124\uc758 \uc815\uc758, \uadf8\ub9ac\uace0 \uc774\ub4e4\uc744 \uc2e4\uc81c\ub85c \ud65c\uc6a9\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \ub2e4\ub8e8\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>1. \uac00\uc124(Hypothesis)\ub780 \ubb34\uc5c7\uc778\uac00?<\/h3>\n<p>\uac00\uc124\uc774\ub780 \ud2b9\uc815\ud55c \ud604\uc0c1\uc774\ub098 \uad00\uacc4\uc5d0 \ub300\ud55c \uc608\uce21 \ub610\ub294 \uc8fc\uc7a5\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, &#8220;\uc0c8\ub85c\uc6b4 \uc57d\ubb3c\uc774 \uae30\uc874 \uc57d\ubb3c\ubcf4\ub2e4 \ud6a8\uacfc\uc801\uc774\ub2e4&#8221;\ub77c\ub294 \uc8fc\uc7a5\uc740 \ud558\ub098\uc758 \uac00\uc124\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac00\uc124\uc740 \uc5f0\uad6c\ub97c \ud1b5\ud574 \uc99d\uba85\ud558\uac70\ub098 \ubc18\uc99d\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3>2. \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124<\/h3>\n<p>\uac00\uc124 \uac80\uc815\uc5d0\uc11c \uc911\uc2ec\uc774 \ub418\ub294 \ub450 \uac00\uc9c0 \uac1c\ub150\uc740 \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc785\ub2c8\ub2e4.<\/p>\n<h4>2.1 \uadc0\ubb34\uac00\uc124 (Null Hypothesis, H0)<\/h4>\n<p>\uadc0\ubb34\uac00\uc124\uc740 \uc77c\ubc18\uc801\uc73c\ub85c &#8216;\ubcc0\ud654\uac00 \uc5c6\ub2e4&#8217; \ub610\ub294 &#8216;\ucc28\uc774\uac00 \uc5c6\ub2e4&#8217;\ub294 \uc8fc\uc7a5\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc989, \uc5f0\uad6c\uc790\uac00 \uac80\uc99d\ud558\uace0\uc790 \ud558\ub294 \uc8fc\uc7a5\uc758 \ubc18\ub300 \uc0c1\ud0dc\ub97c \uac00\uc815\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc0c8\ub85c\uc6b4 \uad50\uc721 \ud504\ub85c\uadf8\ub7a8\uc774 \uae30\uc874 \ud504\ub85c\uadf8\ub7a8\ubcf4\ub2e4 \ud6a8\uacfc\uc801\uc774\ub77c\ub294 \uac00\uc124\uc744 \uc138\uc6b0\uba74, \uadc0\ubb34\uac00\uc124\uc740 &#8220;\uc0c8\ub85c\uc6b4 \uad50\uc721 \ud504\ub85c\uadf8\ub7a8\uacfc \uae30\uc874 \uad50\uc721 \ud504\ub85c\uadf8\ub7a8 \uac04\uc5d0 \ucc28\uc774\uac00 \uc5c6\ub2e4&#8221;\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h4>2.2 \ub300\ub9bd\uac00\uc124 (Alternative Hypothesis, H1)<\/h4>\n<p>\ub300\ub9bd\uac00\uc124\uc740 \uadc0\ubb34\uac00\uc124\uc758 \ubc18\ub300 \uac1c\ub150\uc73c\ub85c, \ud2b9\uc815\ud55c \ud6a8\uacfc\ub098 \ucc28\uc774\uac00 \uc874\uc7ac\ud55c\ub2e4\ub294 \uc8fc\uc7a5\uc785\ub2c8\ub2e4. \uac19\uc740 \uc608\uc5d0\uc11c, \ub300\ub9bd\uac00\uc124\uc740 &#8220;\uc0c8\ub85c\uc6b4 \uad50\uc721 \ud504\ub85c\uadf8\ub7a8\uc774 \uae30\uc874 \uad50\uc721 \ud504\ub85c\uadf8\ub7a8\ubcf4\ub2e4 \ud6a8\uacfc\uc801\uc774\ub2e4&#8221;\ub77c\uace0 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>3. \uac00\uc124 \uac80\uc815\uc758 \uacfc\uc815<\/h3>\n<p>\uac00\uc124 \uac80\uc815\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub85c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<h4>3.1 \uac00\uc124 \uc124\uc815<\/h4>\n<p>\uba3c\uc800, \uc5f0\uad6c\uc790\ub294 \uadc0\ubb34\uac00\uc124(H0)\uacfc \ub300\ub9bd\uac00\uc124(H1)\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\uc5d0\uc11c \uac00\uc124\uc740 \uba85\ud655\ud558\uace0 \uac80\uc99d \uac00\ub2a5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h4>3.2 \ub370\uc774\ud130 \uc218\uc9d1<\/h4>\n<p>\ub2e4\uc74c\uc73c\ub85c, \uc801\uc808\ud55c \ubc29\ubc95\uc73c\ub85c \ub370\uc774\ud130\ub97c \uc218\uc9d1\ud569\ub2c8\ub2e4. \ub370\uc774\ud130\ub294 \ubb34\uc791\uc704\ub85c \uc120\ud0dd\ub418\uc5b4\uc57c \ud558\uba70, \ud45c\ubcf8\uc758 \ud06c\uae30\uc640 \uc9c8\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h4>3.3 \ud1b5\uacc4 \ubd84\uc11d<\/h4>\n<p>\uc218\uc9d1\ub41c \ub370\uc774\ud130\ub97c \ubc14\ud0d5\uc73c\ub85c \ud1b5\uacc4 \ubd84\uc11d\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\uc5d0\uc11c\ub294 p-\uac12\uacfc \uc2e0\ub8b0\uad6c\uac04\uc744 \uacc4\uc0b0\ud558\uc5ec \uadc0\ubb34\uac00\uc124\uc744 \uac80\uc99d\ud569\ub2c8\ub2e4.<\/p>\n<h4>3.4 \uacb0\uc815 \uae30\uc900 \uc124\uc815<\/h4>\n<p>\uc720\uc758\uc218\uc900(\u03b1)\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c 0.05(5%) \ub610\ub294 0.01(1%)\uac00 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uc218\uce58\ub294 \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud560\uc9c0 \uc5ec\ubd80\ub97c \ud310\ub2e8\ud558\ub294 \uae30\uc900\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<h4>3.5 \uac00\uc124 \uac80\uc815 \uc2e4\uc2dc<\/h4>\n<p>\uac80\uc815 \uacb0\uacfc\uc5d0 \ub530\ub77c \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud558\uac70\ub098 \ubc1b\uc544\ub4e4\uc774\uace0, \uc5f0\uad6c\uc758 \uacb0\uacfc\uc5d0 \ub300\ud55c \uacb0\ub860\uc744 \ub3c4\ucd9c\ud569\ub2c8\ub2e4.<\/p>\n<h3>4. p-\uac12 (p-value) \uc774\ud574\ud558\uae30<\/h3>\n<p>p-\uac12\uc740 \ud2b9\uc815\ud55c \ud1b5\uacc4\uc801 \ubaa8\ub378\uc5d0\uc11c \uad00\ucc30\ub41c \uacb0\uacfc\uac00 \uadc0\ubb34\uac00\uc124 \ud558\uc5d0\uc11c\ub3c4 \ub098\ud0c0\ub0a0 \ud655\ub960\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub9cc\uc57d p-\uac12\uc774 \uc720\uc758\uc218\uc900(\u03b1)\ubcf4\ub2e4 \uc791\ub2e4\uba74, \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud560 \uc218 \uc788\ub294 \uadfc\uac70\uac00 \ub418\uba70 \ub300\ub9bd\uac00\uc124\uc744 \ucc44\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\ub300\ub85c p-\uac12\uc774 \uc720\uc758\uc218\uc900\ubcf4\ub2e4 \ud06c\ub2e4\uba74, \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud560 \ucda9\ubd84\ud55c \uadfc\uac70\uac00 \uc5c6\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4.<\/p>\n<h3>5. \uc608\uc2dc\ub97c \ud1b5\ud55c \uc774\ud574<\/h3>\n<p>\ub2e4\uc74c\uc740 \uc2e4\uc81c \ub370\uc774\ud130\ub97c \ud1b5\ud574 \uac00\uc124 \uac80\uc815\uc744 \uc218\ud589\ud558\ub294 \uacfc\uc815\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<h4>5.1 \uc5f0\uad6c \ubb38\uc81c \uc124\uc815<\/h4>\n<p>\ud55c \uc5f0\uad6c\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \uc2ac\ub9ac\ubc0d \uc81c\ud488\uc758 \ud6a8\uacfc\ub97c \uac80\uc99d\ud55c\ub2e4\uace0 \uac00\uc815\ud569\uc2dc\ub2e4. \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>H0: \uc0c8\ub85c\uc6b4 \uc2ac\ub9ac\ubc0d \uc81c\ud488\uc740 \uccb4\uc911 \uac10\uc18c\uc5d0 \ud6a8\uacfc\uac00 \uc5c6\ub2e4.<\/li>\n<li>H1: \uc0c8\ub85c\uc6b4 \uc2ac\ub9ac\ubc0d \uc81c\ud488\uc740 \uccb4\uc911 \uac10\uc18c\uc5d0 \ud6a8\uacfc\uac00 \uc788\ub2e4.<\/li>\n<\/ul>\n<h4>5.2 \ub370\uc774\ud130 \uc218\uc9d1<\/h4>\n<p>\uc2e0\uc81c\ud488\uc744 \uc0ac\uc6a9\ud55c 30\uba85\uc758 \ucc38\uc5ec\uc790\ub85c\ubd80\ud130 8\uc8fc \ub3d9\uc548 \uccb4\uc911 \uac10\uc18c \ub370\uc774\ud130\ub97c \uc218\uc9d1\ud558\uc600\uc2b5\ub2c8\ub2e4. \uc774\ub4e4\uc758 \ud3c9\uade0 \uccb4\uc911 \uac10\uc18c\uac00 \uc5bc\ub9c8\ub098 \ub418\ub294\uc9c0\ub97c \uce21\uc815\ud569\ub2c8\ub2e4.<\/p>\n<h4>5.3 \ud1b5\uacc4 \ubd84\uc11d<\/h4>\n<p>\uc218\uc9d1\ub41c \ub370\uc774\ud130\ub97c \uac00\uc9c0\uace0 t-\uac80\uc815\uc744 \uc218\ud589\ud55c\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 p-\uac12\uacfc t-\uac12\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uacb0\uacfc\uac00 \uc608\ub97c \ub4e4\uc5b4, p-\uac12\uc774 0.03\uc73c\ub85c \ub098\uc628\ub2e4\uba74, \uc774\ub294 \uc720\uc758\uc218\uc900 0.05\uc5d0\uc11c \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud560 \uc218 \uc788\ub294 \ucda9\ubd84\ud55c \uadfc\uac70\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<h4>5.4 \uacb0\ub860<\/h4>\n<p>\uacb0\uacfc\uc801\uc73c\ub85c, p-\uac12\uc774 \uc720\uc758\uc218\uc900\ubcf4\ub2e4 \uc791\uc73c\ubbc0\ub85c \uadc0\ubb34\uac00\uc124\uc744 \uae30\uac01\ud558\uace0 \ub300\ub9bd\uac00\uc124\uc774 \uc9c0\uc9c0\ub41c\ub2e4\uace0 \uacb0\ub860\uc744 \ub0b4\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0c8\ub85c\uc6b4 \uc2ac\ub9ac\ubc0d \uc81c\ud488\uc774 \uccb4\uc911 \uac10\uc18c\uc5d0 \ud6a8\uacfc\uac00 \uc788\ub2e4\uace0 \ud310\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>6. \uac00\uc124 \uac80\uc815\uc758 \uc911\uc694\uc131<\/h3>\n<p>\uac00\uc124 \uac80\uc815\uc740 \ub370\uc774\ud130 \ubd84\uc11d\uc758 \uadfc\ubcf8\uc801\uc774\uace0 \ud544\uc218\uc801\uc778 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc6b0\ub9ac\ub294 \ub370\uc774\ud130\uac00 \uc9c0\ub2c8\uace0 \uc788\ub294 \uc758\ubbf8\ub97c \uc815\ud655\ud788 \ud574\uc11d\ud558\uace0, \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacb0\ub860\uc744 \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \ube44\uc988\ub2c8\uc2a4 \uacb0\uc815, \uc815\ucc45 \uc218\ub9bd \ub4f1\uc5d0 \uc788\uc5b4 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h3>7. \uacb0\ub860<\/h3>\n<p>\uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uac00\uc124 \uac80\uc815\uacfc \uadf8 \uacfc\uc815, \uadc0\ubb34\uac00\uc124 \ubc0f \ub300\ub9bd\uac00\uc124\uc758 \uac1c\ub150\uc744 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \ud1b5\uacc4\ud559\uc801\uc778 \ubc29\ubc95\ub860\uc774 \uc810\uc810 \uc911\uc694\ud574\uc9c0\ub294 \ud604\ub300 \uc0ac\ud68c\uc5d0\uc11c, \uac00\uc124 \uac80\uc815\uc758 \uc5ed\ud560\uc740 \ub354\uc6b1 \ucee4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c, \ud1b5\uacc4\uc801 \uc0ac\uace0\ub97c \ubc14\ud0d5\uc73c\ub85c \ud55c \uc62c\ubc14\ub978 \ub370\uc774\ud130 \ud574\uc11d\uacfc \uacb0\uc815\uc744 \ud1b5\ud574 \ub354\uc6b1 \ub098\uc740 \uacb0\uacfc\ub97c \uc774\ub04c\uc5b4\ub0b4\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\uac00\uc124 \uac80\uc815\uc744 \ud1b5\ud574 \uba85\ud655\ud558\uace0 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacb0\ub860\uc744 \ub3c4\ucd9c\ud558\ub3c4\ub85d \ud559\uc2b5\ud574 \ub098\uac00\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4. \ub2e4\uc591\ud55c \ud1b5\uacc4\uc801 \uae30\ubc95\uc744 \uc775\ud788\uace0 \ud65c\uc6a9\ud568\uc73c\ub85c\uc368 \ud1b5\uacc4\uc801 \ud234\ubc15\uc2a4\ub97c \ub354\uc6b1 \ud655\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae00\uc744 \ud1b5\ud574 \uac00\uc124 \uac80\uc815\uc5d0 \ub300\ud55c \uae30\ucd08 \uc9c0\uc2dd\uc744 \uc313\uace0, \uc2e4\uc81c \uc5f0\uad6c \ubc0f \ubd84\uc11d\uc5d0 \uc801\uc6a9\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \uae30\ub974\uae38 \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>19. \uac00\uc124 \uac80\uc815 (Hypothesis Testing), \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc758 \uac1c\ub150 \uac00\uc124 \uac80\uc815\uc740 \ud1b5\uacc4\ud559\uc758 \uc911\uc694\ud55c \uae30\ubc95 \uc911 \ud558\ub098\ub85c, \uc6b0\ub9ac\ub294 \uc774\ub97c \ud1b5\ud574 \uc5b4\ub5a4 \uc8fc\uc7a5\uc744 \uac80\uc99d\ud558\uac70\ub098 \ub370\uc774\ud130\uc5d0 \uae30\ubc18\ud55c \uacb0\ub860\uc744 \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc124 \uac80\uc815\uc758 \ubaa9\uc801\uc740 \uc0d8\ud50c\ub9c1\ub41c \ub370\uc774\ud130\uc5d0 \uadfc\uac70\ud574 \ud2b9\uc815 \uc870\uac74\uc774\ub098 \uc8fc\uc7a5\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0 \ud310\ub2e8\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uacfc\ud559\uc801 \uc5f0\uad6c, \uc758\ub8cc \ub370\uc774\ud130 \ubd84\uc11d, \ub9c8\ucf00\ud305 \uc804\ub7b5 \uac1c\ubc1c \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc774\ubc88 &hellip; <a href=\"https:\/\/atmokpo.com\/w\/40804\/\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;19.\uac00\uc124 \uac80\uc815(Hypothesis Testing), \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc758 \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-40804","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>19.\uac00\uc124 \uac80\uc815(Hypothesis Testing), \uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc758 \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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