{"id":2508,"date":"2023-07-21T23:13:55","date_gmt":"2023-07-21T23:13:55","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%87%e1%85%b3%e1%84%85%e1%85%a1%e1%84%8b%e1%85%ae%e1%86%ab-%e1%84%85%e1%85%a5%e1%86%ab%e1%84%8e%e1%85%a5-%e1%84%80%e1%85%a9%e1%86%bc%e1%84%89%e1%85%b5%e1%86%a8\/"},"modified":"2023-07-21T23:13:55","modified_gmt":"2023-07-21T23:13:55","slug":"%e1%84%87%e1%85%b3%e1%84%85%e1%85%a1%e1%84%8b%e1%85%ae%e1%86%ab-%e1%84%85%e1%85%a5%e1%86%ab%e1%84%8e%e1%85%a5-%e1%84%80%e1%85%a9%e1%86%bc%e1%84%89%e1%85%b5%e1%86%a8","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/%e1%84%87%e1%85%b3%e1%84%85%e1%85%a1%e1%84%8b%e1%85%ae%e1%86%ab-%e1%84%85%e1%85%a5%e1%86%ab%e1%84%8e%e1%85%a5-%e1%84%80%e1%85%a9%e1%86%bc%e1%84%89%e1%85%b5%e1%86%a8\/","title":{"rendered":"Spearman-brown \uacf5\uc2dd: \uc815\uc758 \ubc0f \uc608"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Spearman-Brown \uacf5\uc2dd\uc740<\/strong> \ud14c\uc2a4\ud2b8 \uae30\uac04\uc744 \ubcc0\uacbd\ud55c \ud6c4 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\uc131\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>\uc608\uce21 \uc2e0\ub8b0\ub3c4 = kr \/ (1 + (k-1)r)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">\uae08:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>k<\/strong> : \ud14c\uc2a4\ud2b8 \uae30\uac04\uc774 \uc218\uc815\ub418\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc6d0\ub798 \ud14c\uc2a4\ud2b8\uc5d0 10\uac1c\uc758 \uc9c8\ubb38\uc774 \uc788\uace0 \uc0c8 \ud14c\uc2a4\ud2b8\uc5d0 15\uac1c\uc758 \uc9c8\ubb38\uc774 \uc788\ub294 \uacbd\uc6b0 k = 15\/10 = <strong>1.5 \uc785\ub2c8\ub2e4<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>r<\/strong> : \uc6d0\ub798 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\uc131\uc785\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \uc77c\ubc18\uc801\uc73c\ub85c <a href=\"https:\/\/statorials.org\/ko\/cronbachs-\u110b\u1161\u11af\u1111\u1161\u110b\u1166-\u1109\u1175\u11ab\u1112\u1169\u1105\u1173\u11af-\u1107\u1169\u1102\u1162\u1102\u1173\u11ab-\u1107\u1161\u11bc\u1107\u1165\u11b8\/\" target=\"_blank\" rel=\"noopener\">Cronbach&#8217;s Alpha\ub97c<\/a> \uc0ac\uc6a9\ud558\ub294\ub370, \uc774\ub294 0\uacfc 1 \uc0ac\uc774\uc758 \uac12\uc73c\ub85c, \uac12\uc774 \ub192\uc744\uc218\ub85d \uc2e0\ub8b0\uc131\uc774 \ub192\ub2e4\ub294 \uac83\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \uc608\uc5d0\uc11c\ub294 \uc774 \uc218\uc2dd\uc744 \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc608: Spearman-Brown \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ud68c\uc0ac\uc5d0\uc11c \uc9c1\uc6d0 \ub9cc\uc871\ub3c4\ub97c \ud3c9\uac00\ud558\uae30 \uc704\ud574 15\uac1c \ud56d\ubaa9 \ud14c\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud558\uace0 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\ub3c4\uac00 0.74\uc778 \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud68c\uc0ac\uc5d0\uc11c \ud14c\uc2a4\ud2b8 \uae30\uac04\uc744 30\uac1c \ud56d\ubaa9\uc73c\ub85c \ub298\ub9b0\ub2e4\uba74 \uc0c8 \ud14c\uc2a4\ud2b8\uc758 \uc608\uc0c1 \uc2e0\ub8b0\ub3c4\ub294 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/span><\/p>\n<p> <span style=\"color: #000000;\">Spearman-Brown \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc608\uce21 \uc2e0\ub8b0\ub3c4\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = kr \/ (1 + (k-1)r)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = 2*.74 \/ (1 + (2-1)*.74)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = 0.85<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\uc0c8\ub85c\uc6b4 \ud14c\uc2a4\ud2b8\uc758 \uc608\uce21 \uc2e0\ub8b0\ub3c4\ub294 <strong>0.85<\/strong> \uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>\ucc38\uace0<\/strong> : k\ub97c 30\/15 = 2\ub85c \uacc4\uc0b0\ud588\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Spearman-Brown \uacf5\uc2dd \uc0ac\uc6a9\uc5d0 \uad00\ud55c \uc8fc\uc758\uc0ac\ud56d<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Spearman-Brown \uacf5\uc2dd\uc744 \uae30\ubc18\uc73c\ub85c \ud14c\uc2a4\ud2b8 \ud56d\ubaa9 \uc218\ub97c \ub298\ub9ac\uba74 \ud14c\uc2a4\ud2b8 <em>\uc758<\/em> \uc608\uce21 \uc2e0\ub8b0\ub3c4\uac00 \ub192\uc544\uc9c4\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4 \uc774\uc804 \uc608\uc5d0\uc11c \ud14c\uc2a4\ud2b8 \ud56d\ubaa9 \uc218\ub97c 15\uc5d0\uc11c 16\uc73c\ub85c \ub298\ub838\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c k\ub97c 16\/15 = 1.067\ub85c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\uce21\ub41c \uc2e0\ub8b0\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = kr \/ (1 + (k-1)r)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = 1.067*.74 \/ (1 + (1.067-1)*.74)<\/span><\/li>\n<li> <span style=\"color: #000000;\">\uc608\uce21 \uc2e0\ub8b0\ub3c4 = 0.752<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\uc0c8 \ud14c\uc2a4\ud2b8\uc758 \uc608\uce21 \uc2e0\ub8b0\ub3c4\ub294 <strong>0.752<\/strong> \ub85c, \uc774\ub294 \uc6d0\ub798 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\ub3c4 <strong>0.74<\/strong> \ubcf4\ub2e4 \ub192\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774 \ub17c\ub9ac\ub97c \uc0ac\uc6a9\ud558\uba74 \uc5c4\uccad\ub09c \uc218\uc758 \ud56d\ubaa9\uc73c\ub85c \ud14c\uc2a4\ud2b8 \uae30\uac04\uc744 \ub298\ub9ac\ub294 \uac83\uc774 \uc2e0\ub8b0\ub3c4\ub97c 1\uc5d0 \uc810\uc810 \ub354 \uac00\uae5d\uac8c \ub192\uc77c \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \uc88b\uc740 \uc0dd\uac01\uc774\ub77c\uace0 \uc0dd\uac01\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uadf8\ub7ec\ub098 \uc6b0\ub9ac\ub294 \ub2e4\uc74c \uc0ac\ud56d\uc744 \uba85\uc2ec\ud574\uc57c \ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. \ub108\ubb34 \ub9ce\uc740 \uc544\uc774\ud15c\uc744 \uc0ac\uc6a9\ud558\uba74 \ud53c\ub85c \ud6a8\uacfc\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud14c\uc2a4\ud2b8\uc5d0 \ubb38\uc81c\uac00 \ub108\ubb34 \ub9ce\uc73c\uba74 \uac1c\uc778\uc774 \uc810\uc810 \ub354 \ub9ce\uc740 \uc9c8\ubb38\uc5d0 \ub300\ub2f5\ud568\uc5d0 \ub530\ub77c \ud53c\uace4\ud574\uc9c0\uba70 \ud14c\uc2a4\ud2b8\uac00 \uc9c4\ud589\ub428\uc5d0 \ub530\ub77c \ub2f5\ubcc0\uc758 \uc2e0\ub8b0\uc131\uc774 \ub5a8\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. \ud14c\uc2a4\ud2b8\uc5d0 \ucd94\uac00\ub418\ub294 \uc0c8\ub85c\uc6b4 \ud56d\ubaa9\uc740 \uae30\uc874 \ud56d\ubaa9\uacfc \ub3d9\uc77c\ud55c \ub09c\uc774\ub3c4\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud14c\uc2a4\ud2b8 \uae30\uac04\uc744 \ub298\ub9ac\uae30\ub85c \uacb0\uc815\ud55c \uacbd\uc6b0 \ucd94\uac00\ud558\ub294 \uc0c8 \ud56d\ubaa9\/\uc9c8\ubb38\uc758 \ub09c\uc774\ub3c4\uac00 \uae30\uc874 \ud56d\ubaa9\uacfc \ub3d9\uc77c\ud55c\uc9c0 \ud655\uc778\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uadf8\ub807\uc9c0 \uc54a\uc73c\uba74 \uc608\uce21\ub41c \uc2e0\ub8b0\ub3c4\uac00 \uc815\ud655\ud558\uc9c0 \uc54a\uac8c \ub429\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\ucd94\uac00 \ub9ac\uc18c\uc2a4<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \ud1b5\uacc4\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uae30\ud0c0 \uc6a9\uc5b4\ub97c \uc124\uba85\ud569\ub2c8\ub2e4.<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/ko\/\u1102\u1162\u1107\u116e-\u110b\u1175\u11af\u1100\u116a\u11ab\u1109\u1165\u11bc\/\" target=\"_blank\" rel=\"noopener\">\ub0b4\ubd80 \uc77c\uad00\uc131\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/\u110c\u1165\u11af\u1107\u1161\u11ab\u110b\u1174-\u1109\u1175\u11ab\u1105\u116c\u1103\u1169-\u1100\u1169\u11bc\u110b\u1172\/\" target=\"_blank\" rel=\"noopener\">\uc2e0\ub8b0\uc131\uc744 \ub458\ub85c \ub098\ub208\ub2e4\ub294 \uac83\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/\u1110\u1166\u1109\u1173\u1110\u1173-\u110c\u1162\u1110\u1166\u1109\u1173\u1110\u1173-\u1109\u1175\u11ab\u1105\u116c\u1109\u1165\u11bc\/\" target=\"_blank\" rel=\"noopener\">\ud14c\uc2a4\ud2b8-\uc7ac\ud14c\uc2a4\ud2b8 \uc2e0\ub8b0\ub3c4\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/\u1107\u1167\u11bc\u1105\u1167\u11af-\u1112\u1167\u11bc\u1110\u1162-\u1109\u1175\u11ab\u1105\u116c\u1109\u1165\u11bc\/\" target=\"_blank\" rel=\"noopener\">\ubcd1\ub82c \ud615\ud0dc \uc2e0\ub8b0\uc131\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spearman-Brown \uacf5\uc2dd\uc740 \ud14c\uc2a4\ud2b8 \uae30\uac04\uc744 \ubcc0\uacbd\ud55c \ud6c4 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\uc131\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uc608\uce21 \uc2e0\ub8b0\ub3c4 = kr \/ (1 + (k-1)r) \uae08: k : \ud14c\uc2a4\ud2b8 \uae30\uac04\uc774 \uc218\uc815\ub418\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc6d0\ub798 \ud14c\uc2a4\ud2b8\uc5d0 10\uac1c\uc758 \uc9c8\ubb38\uc774 \uc788\uace0 \uc0c8 \ud14c\uc2a4\ud2b8\uc5d0 15\uac1c\uc758 \uc9c8\ubb38\uc774 \uc788\ub294 \uacbd\uc6b0 k = 15\/10 = 1.5 \uc785\ub2c8\ub2e4 . r : \uc6d0\ub798 \ud14c\uc2a4\ud2b8\uc758 \uc2e0\ub8b0\uc131\uc785\ub2c8\ub2e4. \uc774\ub97c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-2508","post","type-post","status-publish","format-standard","hentry","category-20"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Spearman-Brown \uacf5\uc2dd: \uc815\uc758 \ubc0f 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