{"id":4249,"date":"2020-02-05T12:07:20","date_gmt":"2020-02-05T12:07:20","guid":{"rendered":"https:\/\/www.enago.com\/academy\/kr\/?p=4249"},"modified":"2020-08-10T11:47:58","modified_gmt":"2020-08-10T11:47:58","slug":"statistics-has-more-to-offer-than-just-the-p-value","status":"publish","type":"post","link":"https:\/\/www.enago.com\/academy\/kr\/statistics-has-more-to-offer-than-just-the-p-value\/","title":{"rendered":"\uc5f0\uad6c\uc790\ub4e4\uc774 \ud574\ud0b9\uc744? P\uac12 \ubbff\uc744 \uc218 \uc788\ub098?"},"content":{"rendered":"<div style=\"margin-top: 0px; margin-bottom: 0px;\" class=\"sharethis-inline-share-buttons\" ><\/div><p>K: \uc798 \ub418\uace0 \uc788\uc5b4? \uc9c0\ub09c\ubc88 \ubb3c\uc9c8 \ucc98\ub9ac\ud55c \ud6c4\uc5d0 \ubc18\uc751 \uacb0\uacfc \ubcf4\ub2c8\uae4c \uadf8\ub798\ud504\uc0c1\uc5d0\uc11c\ub294 \ud070 \ucc28\uc774\uac00 \uc788\uc5b4 \ubcf4\uc774\ub354\ub77c, \uc88b\uc740 \uacb0\uacfc\uc778 \uac70 \uac19\uc544! \uace7 \ub7a9\ubbf8\ud305 \ub54c \ubc1c\ud45c \uc798\ud558\uaca0\ub294\ub370?<\/p>\n<p>A: \uc804\ud600. \uc0ac\uc2e4 \uc774\ubc88\uc5d0 \uad50\uc218\ub2d8\uc774 \ub9d0\ud588\ub358 \ud1b5\uacc4\ubd84\uc11d\uc744 \ub3cc\ub838\uc5b4. \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc744 \ud655\uc778\ud574\uc57c \ub354 \uc88b\uc740 \ub370\uc774\ud130\ub2c8\uae4c. \ub2f9\uc5f0\ud55c \uac70\uc9c0. \uc911\uc694\ud55c \uac74 \ub0b4 \uacb0\uacfc\uac00 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud558\uc9c0 \uc54a\ub294 \uac83\uc73c\ub85c \ub098\uc654\uc5b4. p \uac12\uc774 0.067\uc774\ub354\ub77c\uace0. \uc720\uc758 \uac12\uc774 0.05 \uc774\ud558\uac00 \ub418\uc5b4\uc57c \ub0b4\uac00 \ud55c \uc2e4\ud5d8\uc774 \uc6b0\uc5f0\uc5d0 \uc758\ud55c \uacb0\uacfc\uac00 \uc544\ub2c8\ub77c, \uc774 \ubb3c\uc9c8\uc5d0 \uc758\ud55c \uacb0\uacfc\ub77c\ub294 \uac83\uc744 \ub9d0\ud574\uc8fc\ub294\ub370.\u00a0 \ud070\uc77c \ub0ac\uc5b4.\u00a0 \uacfc\uc81c \ubc1c\ud45c\ub294 \ub2e4\uc74c \ub2ec\uc774\uace0, \uacb0\uacfc\uac00 \ub9cc\uc871\uc2a4\ub7fd\uc9c0 \uc54a\uc73c\uba74 \ub0b4\ub144 \uc5f0\uad6c\ube44\ub97c \ubabb \ub538 \uc218\ub3c4 \uc788\uc5b4. p \uac12\uc774 \uc5c4\uccad \uc88b\uac8c \ub098\uc640\uc57c \uacb0\uad6d \uc774 \ubb3c\uc9c8\uc774 \uc720\uc758\ubbf8\ud55c \ucc28\uc774\ub97c \ub0b4\ub294 \uac83\uc744 \u2018\uc99d\uba85\u2019\ud558\ub294 \uac74\ub370 \ud070\uc77c\uc774\uc9c0. \uadf8\ub798\uc11c \uc0ac\uc2e4 \ubc18\ubcf5 \uc2e4\ud5d8 \uc911\uc5d0\uc11c \ub450\uc138 \uac1c \uc815\ub3c4\ub97c \ube84\uac00 \ud574. \uadf8\ub7fc \ud3b8\ucc28\uac00 \uc904\uc5b4\uc11c p \uac12\uc774 0.03\uc774 \ub418\ub354\ub77c\uace0.<\/p>\n<div id=\"om-xqdqkmw0kennser5yiud-holder\"><\/div>\n<p><script type=\"text\/javascript\" src=\"https:\/\/a.opmnstr.com\/app\/js\/api.min.js\" data-campaign=\"xqdqkmw0kennser5yiud\" data-user=\"41855\" async><\/script><\/p>\n<p>K: \uc74c \uc9c0\uae08 p \uac12 \ud574\ud0b9\uc744 \ud558\ub824\uace0 \ud558\ub294 \uac70\uc57c? \ub0b4 \uc0dd\uac01\uc5d4 \uadf8\ub807\uac8c \uc2e4\ud5d8\ud558\ub294 \uac74 \uc5f0\uad6c\uc790\ub85c\uc11c \uc815\ub9d0 \ube44\uc724\ub9ac\uc801\uc778 \uac83 \uac19\uc544. <strong>p <\/strong><strong>\uac12<\/strong> <strong>\ud574\ud0b9\uc740<\/strong> <strong>\uacb0\uad6d<\/strong> <strong>\uccb4\ub9ac\ud53c\ud0b9\uc774\ub77c\uace0\ub3c4<\/strong> <strong>\ud558\ub294<\/strong> <strong>\ud589\ub3d9\uc744<\/strong> <strong>\ud1b5\ud574<\/strong> <strong>\uc720\uc758\uc131\uc744<\/strong> <strong>\uc870\uc791<\/strong>\ud558\ub294 \uac70\uc796\uc544. \uc0ac\uc2e4 \uc774\ubbf8 \ub9ce\uc740 \uc5f0\uad6c\uc790\uac00 P\uac12\uc774 \ubcf4\uc5ec\uc8fc\ub294 \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc744 \uc704\ud574 \ub370\uc774\ud130\ub97c \uace8\ub77c\uc11c P\uac12\uc744 \ubd84\uc11d\ud558\uac70\ub098, \ub2e4\ub978 \ud1b5\uacc4\ubd84\uc11d \ubc29\ubc95\uc744 \ud1b5\ud574 P\uac12\uc744 \ub354 \ub0ae\ucdb0\ubcf4\uac70\ub098 \uc5ec\ub7ec \ubc29\ubc95\uc744 \uc4f0\uace0 \uc788\uc5b4. \ud558\uc9c0\ub9cc \uc774\uac83 \ubaa8\ub450 \uac70\uc9d3 \uc591\uc131\uc744 \ub9cc\ub4e4\uc5b4 \ub0bc \uc218 \uc788\uc5b4. \ub2e4 p \uac12 \ud574\ud0b9\uc5d0 \ud574\ub2f9\ud558\uc9c0. \uac00\uc7a5 \uac1d\uad00\uc801\uc774\uace0 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacb0\uacfc\ub97c \ub0b4\uc57c \ud558\ub294 \uc5f0\uad6c\uc790\uc796\uc544. \uadf8\ub9ac\uace0 \ub124\uac00 \uc2e4\ub825\uc774 \uc5c6\ub294 \uac83\ub3c4 \uc544\ub2c8\uace0. \uc0c1\ud669\uc774 \ub108\ubb34 \ubc84\uac81\ub354\ub77c\ub3c4, \uadf8\ub807\uac8c\uae4c\uc9c4 \uc548\ud588\uc73c\uba74 \uc88b\uaca0\uc5b4.<\/p>\n<h2>\uaf64 \ud754\ud55c \ub370\uc774\ud130 \uc870\uc791: P\uac12 \ud574\ud0b9<\/h2>\n<p>K: \ub17c\ubb38\uc5d0\uc11c p \uac12\uc744 \ub370\uc774\ud130\uc758 \uc2e0\ube59\uc131\uc744 \ub17c\ud558\uae30 \uc704\ud574 \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294\ub370, p \uac12\uc774 \uc798\ubabb \uc0ac\uc6a9\ub420 \uacbd\uc6b0 <a href=\"https:\/\/www.journalpulmonology.org\/en-p-hacking-a-call-for-articulo-S2531043718300485\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">\ub450 \uac00\uc9c0 \uc624\ub958\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc5b4<\/a>. \ud558\ub098\ub294 \uac70\uc9d3 \uc74c\uc131, \uc989 \uc720\uc758\ud55c \uc5f0\uad6c \uacb0\uacfc\uc784\uc5d0\ub3c4 p \uac12\uc774 \ub0ae\uc544 \ubb35\uacfc\ub418\ub294 \uacbd\uc6b0\uc774\uace0, \ub2e4\ub978 \ud558\ub098\uac00 \uac70\uc9d3 \uc591\uc131, \ubc14\ub85c p \uac12 \ud574\ud0b9\uc744 \ud1b5\ud55c \ubb34\uc758\ubbf8\ud55c \uc5f0\uad6c \uacb0\uacfc\uac00 \uc720\uc758\ubbf8\ud55c \ub370\uc774\ud130\ub85c \uc704\uc7a5\ub418\ub294 \uac70\uc9c0. \ub300\ubd80\ubd84\uc758 \uc5f0\uad6c\uc790\uac00 \uc54c\uac8c \ubaa8\ub974\uac8c \ud558\ub294 \uac83\uc774 p\uac12 \ud574\ud0b9\uc774\uc57c.<\/p>\n<div id=\"om-xqdqkmw0kennser5yiud-holder\"><\/div>\n<p>\ub300\ubd80\ubd84\uc758 \ub17c\ubb38\uc774 \ud1b5\uacc4\uc801\uc73c\ub85c \uc720\uc758\ud55c \uacb0\uacfc\ub97c \uc694\uad6c\ud558\uace0, \uadf8 \ud1b5\uacc4\uc801 \uc720\uc758\uc131\uc740 p \uac12\uc73c\ub85c \ub098\ud0c0\ub098\uae30\uc5d0 \uc5f0\uad6c\uc790\ub4e4\uc740 \ubb34\uc5c7\uc774\ub4e0\uc9c0 \ud574\uc11c p \uac12\uc744 0.05 \uc774\ud558\ub85c \ub9cc\ub4e4\ub824\uace0 \ud574. P \ud574\ud0b9\uc740 \ub300\uccb4\ub85c <a href=\"http:\/\/blogs.discovermagazine.com\/neuroskeptic\/2015\/05\/18\/p-hacking-a-talk-and-further-thoughts\/#.XNjGxhQzaUm\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">\uc138 \uac00\uc9c0 \uacbd\uc6b0<\/a>\uc5d0 \ub098\ud0c0\ub0a0 \uc218 \uc788\uc5b4. \uc801\uc808\ud558\uc9c0 \uc54a\uc740 \ud1b5\uacc4\ubd84\uc11d\uc744 \ud558\ub294 \uac70\uc57c. \uc544\uc6c3\ub77c\uc774\uc5b4\ub97c \uc81c\uc678\ud558\uac70\ub098, \ub3c5\ub9bd\ubcc0\uc218\ub97c \uc804\ub7b5\uc801\uc73c\ub85c \ub2e4\uc218 \ubaa8\ub378\uc5d0\uc11c \uc81c\uc678\ud560 \uc218\ub3c4 \uc788\uc5b4. \ubaa8\ub450 \uc9c4\uc2e4\ud55c \ub370\uc774\ud130\uac00 \uc544\ub2c8\ub77c \ud1b5\uacc4\uac00\uacf5\ubb3c, \ud639\uc740 \uac70\uc9d3 \uc591\uc131\uc744 \ub9cc\ub4e4\uae30 \ucda9\ubd84\ud55c \ubc29\ubc95\uc774\uc57c. \uc774\ub807\uac8c \uc5f0\uad6c\uc790\ub4e4\uc774 \uc801\ud569\ud558\uc9c0 \uc54a\uc740 \ud1b5\uacc4\ubd84\uc11d\uc744 \ud1b5\ud574 \ud1b5\uacc4\uac00\uacf5\ubb3c\uc744 \ub9cc\ub4e4\uc5b4\ub0b4\ub294 \uac83, \ud639\uc740 <strong>\uc120\ud0dd\uc801<\/strong> <strong>\ub514\ubc84\uae45<\/strong><strong>(selective debugging)<\/strong>\uc744 \ud1b5\ud574 p \uac12\uc744 \ud574\ud0b9\ud558\ub294 \uac70\uc9c0<\/p>\n<p>\ub450 \ubc88\uc9f8\ub294 \ubc14\ub85c <strong>\uc624\ubc84<\/strong> <strong>\ud574\ud0b9<\/strong><strong>(over hacking)<\/strong>, \uacfc\ub3c4\ud558\uac8c p \uac12\uc744 \uc9c0\uc18d\ud574\uc11c \ud574\ud0b9\ud558\ub294 \uac83\uc774\uc57c. \uc774\ubbf8 0.05 \uc774\ud558\uc758 p \uac12\uc774 \ub098\uc654\uc5b4\ub3c4, \uc5f0\uad6c \uacb0\uacfc\ub97c \ub354 \uc88b\uc544 \ubcf4\uc774\uac8c \ud558\uae30 \uc704\ud574 \ucd5c\ub300\ud55c \ub0ae\uc740 \uc720\uc758 \uac12\uc774 \ub098\uc62c \ub54c\uae4c\uc9c0 \ud574\ud0b9\ud558\ub294 \uac83\uc774 \uc624\ubc84 \ud574\ud0b9\uc5d0 \ud574\ub2f9\ud574.<\/p>\n<p>\uc138 \ubc88\uc9f8\ub294 <strong>\uc120\ud0dd<\/strong> <strong>\ud3b8\ud5a5<\/strong><strong>(selective bias)<\/strong>\uc774\uc57c. \uc608\ucee8\ub300 \ud1b5\uacc4 \ubd84\uc11d\uc744 \ud1b5\ud574 p \uac12\uc774 0.07\uc778 \uac83\uacfc 0.04\uc778 \uacb0\uacfc\uac00 \ub098\uc654\ub2e4\uba74, p\uac12 \ud574\ud0b9\uc744 \ud1b5\ud574 \ub2f9\uc5f0\ud788 0.04\uc778 \uacb0\uacfc\ub97c \uc81c\ucd9c\ud558\uaca0\uc9c0. \ud558\uc9c0\ub9cc \uc5f0\uad6c \uacb0\uacfc p \uac12\uc774 0.01\uacfc 0.04\uac00 \ub098\uc654\ub2e4\uba74?\u00a0 \ubaa8\ub450 \ub2e4 \uc81c\ucd9c\ud574\ub3c4 \uc0c1\uad00\uc5c6\uc74c\uc5d0\ub3c4 \ub300\ubd80\ubd84\uc774 p \uac12\uc774 0.01\uc778 \uacb0\uacfc\ub9cc\uc744 \uc81c\ucd9c\ud560 \uac83\uc774\ub77c\ub294 \uac70\uc57c.<\/p>\n<h2>\ud55c \ubc88\uc758 \ud574\ud0b9, \ub17c\ubb38 \ucca0\ud68c, \uadf8\ub9ac\uace0 \uc7ac\ud604\uc131 \uc704\uae30<\/h2>\n<p>A: \ub098\ub3c4 \uc591\uc2ec\uc774 \uc788\ub294\ub370 \uc815\ub9d0 \uc548 \ud558\uace0 \uc2f6\uc9c0. \ud558\uc9c0\ub9cc, \ub531 \ud55c \ubc88\uc774\uace0, \uc804\uccb4 \ub17c\ubb38\uc5d0\uc11c\ub3c4 \ud55c \ub370\uc774\ud130\uc778\ub370 \uc774\ubc88 \uace0\ube44\ub97c \ub118\uae30\uae30\uc5d0 \uad1c\ucc2e\uc9c0 \uc54a\uc744\uae4c \uc2f6\uc5b4. \uc6b0\ub9ac\uac00 \uc9d1\uc911\uc744 \uc548 \ud558\uace0 \uc2e4\ud5d8\uc744 \ud588\ub2e4\uace0 \ub370\uc774\ud130\ub97c \ubc84\ub9ac\uae30\ub3c4 \ud558\uc796\uc544. \uadf8\uac70\ub791 \ubb50\uac00 \ub2e4\ub974\uaca0\uc5b4?<\/p>\n<p>K: \uc0ac\uc2e4 <a href=\"https:\/\/fivethirtyeight.com\/features\/science-isnt-broken\/#part1\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">P \ud574\ud0b9\uc73c\ub85c \ub9ce\uc740 \ub17c\ubb38\uc774 \ucca0\ud68c\ub418\uace0 \uc788\ub2e4<\/a>\uace0 \ubd10\ub3c4 \ubb34\ubc29\ud558\ub2e4\uace0 \uc0dd\uac01\ud574. \ub17c\ubb38 \ucca0\ud68c \uc22b\uc790\ub3c4 2001\ub144\ubd80\ud130 2009\ub144\uae4c\uc9c0 \uc57d 10\ubc30 \uc99d\uac00\ud588\uace0, <a href=\"https:\/\/www.pnas.org\/content\/109\/42\/17028\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"broken_link\">\ub17c\ubb38 \ucca0\ud68c \uc774\uc720\uc758 \uc57d \uc0bc \ubd84\uc758 \uc774\uac00 \u2018\uc798\ubabb\ub41c \uc5f0\uad6c\u2019 \ub54c\ubb38\uc774\ub77c\uace0 \ud574<\/a>. \uc774 \uc911 \uc57d \uc808\ubc18 \uc815\ub3c4\uac00 \u2018\uc0ac\uae30\u2019 \ud639\uc740 \u2018\uc0ac\uae30\uac00 \uc758\uc2ec\ub418\ub294\u2019 \uc5f0\uad6c\ub77c\uc11c \ucca0\ud68c\ub418\uc5c8\uace0.\u00a0 \uc774\ubbf8 \uacfc\ud559\uacc4\uc5d0\uc11c\ub294 <a href=\"https:\/\/www.enago.com\/academy\/will-changing-the-p-value-fix-reproducibility-in-science\/\" target=\"_blank\" rel=\"noopener noreferrer\">\uc7ac\ud604\uc131 \uc704\uae30\ub97c \uacaa\uace0 \uc788\uc5b4<\/a>. \uc57d 70%\uc758 \uc5f0\uad6c \uacb0\uacfc\uac00 \uc7ac\ud604\uc131\uc774 \uc5c6\ub2e4\uace0\ub3c4 \ud588\uc9c0. \uc774\uc5d0 \ub530\ub77c p \uac12\uc5d0 \ub300\ud55c \ud68c\uc758\ub860\ub3c4 \ub9ce\uc544\uc9c0\uace0 \uc788\uc5b4. \ud654\ub450\uac00 \ub418\uae30\ub3c4 \ud588\uace0. \ucd95\uad6c \uad00\ub828 \ub370\uc774\ud130\ub97c \uac00\uc9c0\uace0 \uc2ec\ud310\uc774 \ud53c\ubd80\uc0c9\uc774 \ub354 \uac80\uc740 \uc0ac\ub78c\ub4e4\uc5d0\uac8c \ub808\ub4dc\uce74\ub4dc\ub97c \uc8fc\ub294 \uacbd\ud5a5\uc774 \uc788\ub294\uc9c0\ub97c \ubd84\uc11d\ud588\ub294\ub370, 20\uac1c\uc758 \uc5f0\uad6c\ud300\uc740 \uadf8\ub7f0 \uacbd\ud5a5\uc774 \uc788\ub2e4\uace0 \ud310\ub2e8\ud588\uc9c0\ub9cc, 9\uac1c\uc758 \uc5f0\uad6c\ud300\uc740 \uc0c1\uad00\uc774 \uc5c6\ub2e4\uace0 \uacb0\ub860\uc744 \ub0b4\ub838\uc5b4. \ub610 \ud55c <a href=\"https:\/\/www.edupristine.com\/blog\/p-hacking-the-analytic-results\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" class=\"broken_link\">\uc601\uc591 \ub17c\ubb38<\/a>\uc5d0\uc11c\ub294 p \uac12\uc744 \ud574\ud0b9\ud574\uc11c \uc544\uc8fc \uc2e0\ube59\uc131 \uc788\uac8c \u2013 \ud558\uc9c0\ub9cc \uac70\uc9d3\ub418\uac8c \u2013 \ucd08\ucf5c\ub81b\uc774 \uccb4\uc911\uac10\uc18c\uc5d0 \ub3c4\uc6c0\uc744 \uc900\ub2e4\uace0 \uc8fc\uc7a5\ud558\uae30\ub3c4 \ud588\uc5c8\uc5b4.<\/p>\n<p>\uc774\ubbf8 \uc0ac\ub78c\ub4e4\uc740 \uc5f0\uad6c \uc7ac\ud604\uc131, p \uac12\uc5d0 \ub300\ud55c \ud68c\uc758\uc801\uc778 \ud0dc\ub3c4, \uadf8\ub9ac\uace0 \ub370\uc774\ud130 \uc870\uc791 \uac00\ub2a5\uc131\uc758 \uc774\ud574\ub97c \uaf64 \ud558\ub294 \ud3b8\uc774\uc57c. \uc5f0\uad6c\uc790\uc5d0\uac8c \uac00\uc7a5 \uce58\uba85\uc801\uc778 \ub17c\ubb38 \ucca0\ud68c\uae4c\uc9c0 \uc774\uc5b4\uc9c8 \uc218 \uc788\ub294\ub370, \uc704\ud5d8\uc744 \uac10\uc218\ud558\uc9c0 \uc54a\ub294 \uac83\uc774 \uc88b\uaca0\uc5b4.<\/p>\n<h2>\uc9c4\uc2e4\ud55c \ub370\uc774\ud130\ub97c \uc704\ud55c \ub2e4\ub978 \ud1b5\uacc4\uc801 \uc9c0\ud45c<\/h2>\n<p>K: \ubab0\ub77c\uc11c\ub77c\ub3c4 p \ud574\ud0b9\uc744 \ud558\uc9c0 \uc54a\uae30 \uc704\ud574\uc11c\ub294 <a href=\"https:\/\/bitesizebio.com\/31497\/guilty-p-hacking\/\" target=\"_blank\" rel=\"noopener nofollow noreferrer\" class=\"broken_link\">\uc2e4\ud5d8\uacfc\uc815\uc5d0\uc11c\ubd80\ud130 \uc870\uc2ec<\/a>\ud574\uc57c \ud574. \ubd84\uc11d \uacfc\uc815\uc5d0\uc11c \uc870\uc791\ud558\uc9c0 \uc54a\ub354\ub77c\ub3c4, \uc2e4\ud5d8 \ud6c4 \ub370\uc774\ud130\ub97c \uae30\ub85d\ud558\ub294 \uacfc\uc815\uc5d0\uc11c, \ud639\uc740 \uc2e4\ud5d8 \uacfc\uc815\uc5d0\uc11c \ub098\ub3c4 \ubaa8\ub974\uac8c p\ud574\ud0b9\uc744 \ud560 \uc218 \uc788\uc73c\ub2c8\uae4c.<\/p>\n<p>\uba3c\uc800 \uc2e4\ud5d8\ud560 \ub54c <strong>\ud1b5\uacc4<\/strong> <strong>\ubcc0\uc218\ub97c<\/strong> <strong>\ubbf8\ub9ac<\/strong> <strong>\uacb0\uc815<\/strong>\ud574 \ub193\uace0, \ubc14\uafd4\uc57c \ud560 \uacbd\uc6b0 \ubc14\ub85c\ubc14\ub85c \ubcf4\uace0\ud574\uc57c \ud574. \ub098\ub294 \uc774 \ub370\uc774\ud130\ub97c \ubd84\uc11d\ud560 \ub54c Student T-test\ub97c \ud558\uaca0\ub2e4. \uc774\ub7f0 \uc2dd\uc73c\ub85c \uc815\ud574 \ub193\ub294 \uac70\uc9c0. \uadf8\ub9ac\uace0 \ub370\uc774\ud130\ub97c \ubaa8\uc744 \ub54c, \uc5b8\uc81c \uadf8\ub9cc \ubaa8\uc744 \uac83\uc778\uc9c0 \uacb0\uc815\ud558\uace0, <strong>\ub610<\/strong> <strong>\uc544\uc6c3\ub77c\uc774\uc5b4\uc758<\/strong> <strong>\uae30\uc900\uc744<\/strong> <strong>\uc138\uc6cc\ub193\uc544\uc57c<\/strong> \ud574. \uba3c\uc800 \uc544\uc6c3\ub77c\uc774\uc5b4\ub97c \uc815\uc758\ud558\uace0 (\ud45c\uc900 \ud3b8\ucc28 2.5\ub808\ubca8 \uc774\uc0c1 \ub4f1) \uc5b8\uc81c\uae4c\uc9c0\uc758 \ub370\uc774\ud130\ub97c \uc0ac\uc6a9\ud560 \uac83\uc778\uc9c0 \uacb0\uc815\ud558\uba74, \ub370\uc774\ud130\ub97c \uc784\uc758\ub85c \ucd94\uac00\ud558\uac70\ub098 \uc81c\uc678\ud558\ub294 \uc77c\uc774 \uc5c6\uc5b4\uc9c0\uaca0\uc9c0. \uadf8\ub9ac\uace0 \ub2f9\uc5f0\ud55c \ub9d0\uc774\uc9c0\ub9cc \ubc18\ubcf5 \uc2e4\ud5d8\uc744 \ud558\uace0, <strong>\ub2e4\uc591\ud55c<\/strong> <strong>\ud1b5\uacc4\ubd84\uc11d\uc744<\/strong> <strong>\ud1b5\ud574<\/strong> <strong>\uc77c\uad00\ub418\uace0<\/strong> <strong>\uc9c4\uc815\ud55c<\/strong><strong> p <\/strong><strong>\uac12\uc744<\/strong> <strong>\ub3c4\ucd9c\ud574\uc57c<\/strong> \ud574.<\/p>\n<p>\uadf8\ub7f0\ub370 \uc774\ub7f0 \ubc29\ubc95\uc744 \ud1b5\ud574 \uac1c\uc778\uc758 \uc591\uc2ec\uacfc \uc131\uc2e4\uc131\uc5d0 \ub370\uc774\ud130\uc758 \uc9c4\uc2e4\uc131\uc744 \ubaa8\ub450 \ub9e1\uae30\uae30\uc5d0\ub294 \ubb34\ub9ac\uac00 \uc788\uc744 \uc218 \uc788\uc5b4. \uadf8\ub798\uc11c \uac00\uc7a5 \uc88b\uc740 \ubc29\ubc95\uc740 <a href=\"https:\/\/theconversation.com\/one-reason-so-many-scientific-studies-may-be-wrong-66384\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">\uc120 \ub4f1\ub85d\uc81c\ub3c4\uac00 \uc788\uc5b4<\/a>. \uc120 \ub4f1\ub85d\uc740 \uc5f0\uad6c\uc790\uac00 \uc5f0\uad6c \uc804 \ubbf8\ub9ac \uc5f0\uad6c \uacc4\ud68d\uc744 \uc900\ube44\ud558\uac8c \ud574. \uc5ec\uae30\uc5d4 \ud1b5\uacc4 \ubd84\uc11d \ubc29\ubc95\ub3c4 \ud3ec\ud568\ub418\uc5b4 \uc788\uc9c0. <a href=\"https:\/\/osf.io\/\" target=\"_blank\" rel=\"noopener noreferrer\">\uc624\ud508 \uc0ac\uc774\uc5b8\uc2a4 \ud504\ub808\uc784\uc6cc\ud06c<\/a> \ub098 \ub2e4\ub978 \uc628\ub77c\uc778 \ub4f1\ub85d \uc0ac\uc774\ud2b8\uc5d0 \uacc4\ud68d\uc744 \ub4f1\ub85d\ud558\uace0 \uacb0\uacfc\ub97c \ubcf4\uace0\ud558\uba74 \ub3fc. \ub3c5\uc790\ub4e4\uc774 \ud56d\uc0c1 \uacb0\uacfc\uc640 \uc120\ub4f1\ub85d\ub41c \uacc4\ud68d\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc5b4, \ud574\ub2f9 \uc5f0\uad6c \uacb0\uacfc\uac00 p \uac12 \ud574\ud0b9\uc774 \ub418\uc9c0 \uc54a\uc558\uc74c\uc744 \uc54c \uc218 \uc788\uc9c0.<\/p>\n<p>A: \uc0ac\uc2e4 \uc0ac\ub78c\ub4e4\uc774 p \uac12\uc5d0 \ub300\ud574\uc11c \uadf8\ub807\uac8c \ub9ce\uc774 \uc870\uc791\ud558\uace0 \uc788\ub2e4\uba74, p\uac12\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc758\ubbf8\uac00 \uc788\uc744\uae4c \uc2f6\uc5b4. \uc870\uc791\uc774 \uc26c\uc6b4 \uac83\uc774\ub77c\uba74, p\uac12 \uc678\uc5d0 \ub098\uc911\uc5d0\ub77c\ub3c4 \ub0b4 \ub370\uc774\ud130\uac00 \uc544\uc8fc \uc720\uc758\ubbf8\ud558\ub2e4\ub294 \uac83\uc744 \uc5b4\ub5bb\uac8c \uc124\uba85\ud558\uba74 \uc88b\uc744\uae4c?<\/p>\n<p>K: \uc88b\uc740 \uc9c8\ubb38\uc774\uc57c. \uc6d0\ub798 \ud1b5\uacc4\ud559\uc790\ub4e4 \uc0ac\uc774\uc5d0\uc11c p\uac12\uc774 0.05\uc774\ud558 \uc778 \uac83\uc774 \uaf2d \u2018\uc720\uc758\ubbf8\ud568\u2019\uc744 \uc815\uc758\ud574\uc8fc\uc9c4 \uc54a\ub294\ub2e4\uace0 \ud574. \uc624\ud788\ub824 \uadc0\ubb34\uac00\uc124(null hyphothesis)\uac00 \ud2c0\ub838\ub2e4\ub294 \uac83\uc744 \ub9d0\ud574\uc8fc\ub294 \uac83\uc77c \ubfd0\uc774\uc9c0. \uc989 \uc774\uac8c \uc6b0\uc5f0\uc73c\ub85c \uc77c\uc5b4\ub09c \uac8c \uc544\ub2c8\ub77c\ub294 \uac83\ub9cc \ub9d0\ud574\uc904 \uc218 \uc788\uc5b4.<\/p>\n<p>\uadf8\ub798\uc11c <a href=\"https:\/\/theconversation.com\/one-reason-so-many-scientific-studies-may-be-wrong-66384\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">p \uac12 \ub300\uc2e0\uc5d0 \ubca0\uc774\uc9c0\uc548 \ucd94\ub860\uc744 \ud558\ub294 \uac83\uc740 \uc5b4\ub5bb\ub0d0\ub294 \uc758\uacac<\/a>\ub3c4 \uc788\uc5b4. <a href=\"https:\/\/theconversation.com\/the-problem-with-p-values-how-significant-are-they-really-20029\" target=\"_blank\" rel=\"noopener nofollow noreferrer\">\ud655\ub960\ub85c \ub098\ud0c0\ub0b4\uac70\ub098 \uba54\ud0c0 \ud1b5\uacc4\ud559\uc744 \uc0ac\uc6a9\ud574\uc57c \ud55c\ub2e4\ub294 \uc758\uacac<\/a>\ub3c4 \uc788\uc9c0. \ud558\uc9c0\ub9cc, \uc774\uac83\uc740 \ud559\uacc4 \uc804\uccb4\uc5d0\uc11c \ub17c\uc758\ub418\uc5b4\uc57c \ud560 \ubb38\uc81c\uc57c. \uc5f0\uad6c\uc790\ub4e4\uc740 \uba3c\uc800 \ub17c\ubb38\uc774\ub098 \ub370\uc774\ud130\ub97c \ubc1c\ud45c\ud560 \ub54c \uc0ac\uc6a9\ud55c \ud1b5\uacc4\ubd84\uc11d \ubc29\ubc95\uc744 \uc790\uc138\ud788, \ud22c\uba85\ud558\uac8c \uacf5\uac1c\ud574\uc57c \ud558\uaca0\uc5b4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>K: \uc798 \ub418\uace0 \uc788\uc5b4? \uc9c0\ub09c\ubc88 \ubb3c\uc9c8 \ucc98\ub9ac\ud55c \ud6c4\uc5d0 \ubc18\uc751 \uacb0\uacfc \ubcf4\ub2c8\uae4c \uadf8\ub798\ud504\uc0c1\uc5d0\uc11c\ub294 \ud070 \ucc28\uc774\uac00 \uc788\uc5b4&hellip;<\/p>\n","protected":false},"author":8197,"featured_media":4250,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"footnotes":""},"categories":[13],"tags":[1016],"ppma_author":[1171],"class_list":["post-4249","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-academic-writing","tag-manuscript-drafting-tips"],"better_featured_image":{"id":4250,"alt_text":"P\uac12 \ud574\ud0b9","caption":"","description":"P\uac12 \ud574\ud0b9\uc744 \uc54c\uace0\uacc4\uc2e0\uac00\uc694?\n\ub17c\ubb38\uc5d0\uc11c p \uac12\uc744 \ub370\uc774\ud130\uc758 \uc2e0\ube59\uc131\uc744 \ub17c\ud558\uae30 \uc704\ud574 \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294\ub370, p \uac12\uc774 \uc798\ubabb \uc0ac\uc6a9\ub420 \uacbd\uc6b0 \ub450 \uac00\uc9c0 \uc624\ub958\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud558\ub098\ub294 \uac70\uc9d3 \uc74c\uc131, \uc989 \uc720\uc758\ud55c \uc5f0\uad6c \uacb0\uacfc\uc784\uc5d0\ub3c4 p \uac12\uc774 \ub0ae\uc544 \ubb35\uacfc\ub418\ub294 \uacbd\uc6b0\uc774\uace0, \ub2e4\ub978 \ud558\ub098\uac00 \uac70\uc9d3 \uc591\uc131, \ubc14\ub85c p \uac12 \ud574\ud0b9\uc744 \ud1b5\ud55c \ubb34\uc758\ubbf8\ud55c \uc5f0\uad6c \uacb0\uacfc\uac00 \uc720\uc758\ubbf8\ud55c \ub370\uc774\ud130\ub85c \uc704\uc7a5\ub418\ub294 \uac83\uc785\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc5f0\uad6c\uc790\uac00 \uc54c\uac8c \ubaa8\ub974\uac8c \ud558\ub294 \uac83\uc774 p\uac12 \ud574\ud0b9\uc785\ub2c8\ub2e4.\n","media_type":"image","media_details":{"width":750,"height":430,"file":"2019\/05\/tinyphacking.jpg","filesize":130674,"sizes":{},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":4249,"source_url":"https:\/\/www.enago.com\/academy\/kr\/wp-content\/uploads\/sites\/10\/2019\/05\/tinyphacking.jpg"},"acf":[],"single_webinar_page_date":null,"single_webinar_page_time":null,"session_agenda":null,"who_should_attend_this_session":null,"about_the_speaker_field":null,"co-webinar-sec":null,"co_webinar_sec_one":null,"speaker-name":"","webinar-date":"","webinar-time":"","webinar-s-image":false,"custum_webinar_category":"","authors":[{"term_id":1171,"user_id":8197,"is_guest":0,"slug":"editorkr","display_name":"\uc774\ub098\uace0 \uc544\uce74\ub370\ubbf8","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/d38b346d12dc1f9f27b1cfdf229ccf832ffbbcfe1743f0c15feed6a097633089?s=96&d=mm&r=g","author_category":"","first_name":"","first_name_2":"","last_name":"","user_url":"","job_title":"","description":"\uc774\ub098\uace0 \uc544\uce74\ub370\ubbf8\uc758 \uc0ac\uba85\uc740 \uc804 \uc138\uacc4 \uc5f0\uad6c\uc790\ub4e4\uc5d0\uac8c \ud798\uc744 \uc2e4\uc5b4\uc8fc\uace0, \uadf8\ub4e4\uc774 \uc131\uacf5\uc801\uc778 \ud559\uc220 \ub17c\ubb38 \uc791\uc131, \ucd9c\ud310, \uadf8\ub9ac\uace0 \uacbd\ub825 \uac1c\ubc1c\uc744 \uc774\ub8f0 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc800\ud76c\ub294 \uc5f0\uad6c\uc790\ub4e4\uc5d0\uac8c \ud544\uc694\ud55c \uc9c0\uc2dd\uacfc \uc2e4\uc6a9\uc801\uc778 \uae30\uc220\uc744 \uc81c\uacf5\ud568\uc73c\ub85c\uc368, \ud2b9\ud788 \ucd08\uae30 \uacbd\ub825 \uc5f0\uad6c\uc790\ub4e4\uc774 \ub2e4\uc74c\uacfc \uac19\uc740 \ub3c4\uc804\uc744 \uadf9\ubcf5\ud560 \uc218 \uc788\ub3c4\ub85d \ub3d5\uace0\uc790 \ud569\ub2c8\ub2e4:\r\n\r\n\u2022\t\uc601\ud5a5\ub825 \uc788\ub294 \uc800\ub110\uc5d0 \uc5f0\uad6c \uacb0\uacfc\ub97c \ucd9c\ud310\r\n\u2022\t\uc5f0\uad6c \ud504\ub85c\ud544\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \uad6c\ucd95\r\n\u2022\t\uc804\ubc18\uc801\uc778 \uc131\uc7a5\uacfc \uacbd\ub825 \ubc1c\uc804\uc758 \uae30\ud68c\ub97c \uadf9\ub300\ud654\r\n\r\n\uc774\ub098\uace0 \uc544\uce74\ub370\ubbf8\ub294 \ubcc0\ud654\ud558\ub294 \ud559\uc220 \ucd9c\ud310 \ud658\uacbd \uc18d\uc5d0\uc11c \uc5f0\uad6c\uc790\ub4e4\uc774 \uc55e\uc11c \ub098\uc544\uac08 \uc218 \uc788\ub3c4\ub85d, \uc2dc\uc758\uc801\uc808\ud55c \uc778\uc0ac\uc774\ud2b8\uc640 \uc720\uc6a9\ud55c \ub9ac\uc18c\uc2a4\ub97c \uc9c0\uc18d\uc801\uc73c\ub85c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc800\ud76c\uc758 \uc2e4\uc6a9\uc801\uc778 \uc811\uadfc \ubc29\uc2dd\uc740 \uc5f0\uad6c\uc790\ub4e4\uc774 \uc2e4\uc81c \ucee4\ub9ac\uc5b4 \ubaa9\ud45c\ub97c \ub2ec\uc131\ud558\ub294 \ub370 \uc911\uc810\uc744 \ub450\uace0 \uc788\uc2b5\ub2c8\ub2e4."}],"_links":{"self":[{"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/posts\/4249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/users\/8197"}],"replies":[{"embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/comments?post=4249"}],"version-history":[{"count":7,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/posts\/4249\/revisions"}],"predecessor-version":[{"id":27114,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/posts\/4249\/revisions\/27114"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/media\/4250"}],"wp:attachment":[{"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/media?parent=4249"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/categories?post=4249"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/tags?post=4249"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.enago.com\/academy\/kr\/wp-json\/wp\/v2\/ppma_author?post=4249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}