{"id":254,"date":"2023-08-03T13:00:58","date_gmt":"2023-08-03T13:00:58","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%91%e1%85%a7%e1%86%bc%e1%84%80%e1%85%a1%e1%84%8c%e1%85%a1\/"},"modified":"2023-08-03T13:00:58","modified_gmt":"2023-08-03T13:00:58","slug":"%e1%84%91%e1%85%a7%e1%86%bc%e1%84%80%e1%85%a1%e1%84%8c%e1%85%a1","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/%e1%84%91%e1%85%a7%e1%86%bc%e1%84%80%e1%85%a1%e1%84%8c%e1%85%a1\/","title":{"rendered":"\ud3c9\uac00\uc790"},"content":{"rendered":"<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ud1b5\uacc4\uc5d0\uc11c \ucd94\uc815\uae30\uac00 \ubb34\uc5c7\uc778\uc9c0, \uc88b\uc740 \ucd94\uc815\uae30\uc758 \uc18d\uc131\uc740 \ubb34\uc5c7\uc778\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c \ud1b5\uacc4\uc5d0 \uc874\uc7ac\ud558\ub294 \ucd94\uc815\uae30\uc758 \uc608\uc640 \ub2e4\uc591\ud55c \ucd94\uc815 \uc720\ud615\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-un-estimador\"><\/span>\uacac\uc801\uae30\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ud1b5\uacc4\uc5d0\uc11c <strong>\ucd94\uc815\ub7c9\uc740<\/strong> \ubaa8\uc9d1\ub2e8 \ub9e4\uac1c\ubcc0\uc218\uc758 \uac12\uc744 \ucd94\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ud1b5\uacc4\uc785\ub2c8\ub2e4. \uc989, \ucd94\uc815\ub7c9\uc740 \ubaa8\uc9d1\ub2e8\uc758 \uc54c\ub824\uc9c0\uc9c0 \uc54a\uc740 \ub9e4\uac1c\ubcc0\uc218\ub97c \ucd94\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p> \uc608\ub97c \ub4e4\uc5b4, \ud45c\ubcf8 \ud3c9\uade0\uc740 \ubaa8\uc9d1\ub2e8 \ud3c9\uade0\uc758 \ucd94\uc815\uce58\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud45c\ubcf8\uc758 \uc0b0\uc220 \ud3c9\uade0\uc744 \uacc4\uc0b0\ud558\uace0 \uc774 \uac12\uc744 \ubaa8\uc9d1\ub2e8 \ud3c9\uade0\uc758 \uadfc\uc0ac\uce58\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p> \ud45c\ubcf8 \ucd94\uc815\ub7c9\uc740 \ud1b5\uacc4\uc5d0\uc11c \ub9e4\uc6b0 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ubaa8\uc9d1\ub2e8\uc758 \ubaa8\ub4e0 \uc694\uc18c\uac00 \uc54c\ub824\uc838 \uc788\uc9c0 \uc54a\uc544 \ubaa8\uc9d1\ub2e8\uc758 \ud1b5\uacc4 \ub9e4\uac1c\ubcc0\uc218\ub97c \uacc4\uc0b0\ud560 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc73c\ub85c, \ubb34\uc791\uc704 \ud45c\ubcf8\uc744 \uc120\ud0dd\ud558\uace0 \ud45c\ubcf8\uc758 \ud1b5\uacc4\uc801 \uce21\uc815\uac12\uc744 \uacb0\uc815\ud55c \ub2e4\uc74c, \uc218\ud589\ub41c \uacc4\uc0b0\uc744 \uae30\ubc18\uc73c\ub85c \ubaa8\uc9d1\ub2e8 \ub9e4\uac1c\ubcc0\uc218\ub97c \uadfc\uc0ac\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"caracteristicas-de-un-buen-estimador\"><\/span> \uc88b\uc740 \ucd94\uc815\uae30\uc758 \ud2b9\uc9d5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ucd94\uc815\uae30\uc758 \uc815\uc758\ub97c \uc0b4\ud3b4\ubcf4\uc558\ub2e4\uba74, \uac1c\ub150\uc744 \ub354 \uc798 \uc774\ud574\ud558\uae30 \uc704\ud574 \uc88b\uc740 \ucd94\uc815\uae30\uac00 \uac16\ucdb0\uc57c \ud560 \ud2b9\uc131\uc774 \ubb34\uc5c7\uc778\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ol style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:22px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Unbiased<\/strong> : Unbiased estimator\ub294 \ud45c\ubcf8\uac12\uc774 \ubaa8\uc9d1\ub2e8 \uac12\uacfc \uac19\uc740 \uac83\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucd94\uc815\uae30\uc758 \ud3b8\ud5a5\uc774 \ud074\uc218\ub85d \uc815\ud655\ub3c4\uac00 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \uc6b0\ub9ac\uac00 \uc810 \ucd94\uc815\uae30\uc758 \ud3b8\ud5a5\uc744 \uc791\uac8c \ud558\uc5ec \uc810 \ucd94\uc815\uae30 \uac12\uacfc \uc2e4\uc81c \uac12\uc758 \ucc28\uc774\uac00 \uac00\ub2a5\ud55c \ud55c 0\uc5d0 \uac00\uae4c\uc6cc\uc9c0\uae30\ub97c \uc6d0\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:22px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\uc77c\uad00\uc131(Consistency)<\/strong> : \uc77c\uad00\ub41c \ucd94\uc815\ub7c9\uc740 \ud45c\ubcf8 \ud06c\uae30\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uadf8 \uac12\uc774 \ubaa8\uc218\uc758 \uc2e4\uc81c \uac12\uc5d0 \uc811\uadfc\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud45c\ubcf8 \ud06c\uae30\uac00 \ud074\uc218\ub85d \ucd94\uc815\uce58\uac00 \ub354 \uc88b\uc544\uc9d1\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:22px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\ud6a8\uc728\uc131<\/strong> : \uc810 \ucd94\uc815\uae30\uc758 \uc0d8\ud50c\ub9c1 \ubd84\ud3ec\uc758 \ubd84\uc0b0\uc774 \uc791\uc744\uc218\ub85d \uc810 \ucd94\uc815\uae30\uc758 \ud6a8\uc728\uc131\uc740 \ucee4\uc9d1\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \ubd84\uc0b0\uc774 \uc791\ub3c4\ub85d \uc810 \ucd94\uc815\uae30\uac00 \ud6a8\uc728\uc801\uc774\uae30\ub97c \uc6d0\ud569\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c, \uc774 \ud2b9\uc131\uc5d0\ub9cc \uc758\uc874\ud55c\ub2e4\uba74 \ub450 \uc810 \ucd94\uc815\uae30 \uc0ac\uc774\uc5d0\uc11c \ud56d\uc0c1 \ud6a8\uc728\uc131\uc774 \uac00\uc7a5 \ub192\uc740(\ub610\ub294 \ubd84\uc0b0\uc774 \uac00\uc7a5 \ub0ae\uc740) \ucd94\uc815\uae30\ub97c \uc120\ud0dd\ud558\uac8c \ub429\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:22px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\uacac\uace0\uc131(Robustness)<\/strong> : \uacac\uace0\ud55c \ucd94\uc815\ub7c9\uc740 \ucd08\uae30 \uac00\uc124 \uc911 \uc77c\ubd80\uac00 \uc218\uc815\ub418\ub294 \uacbd\uc6b0 \ucd94\uc815 \uacb0\uacfc\uac00 \ud06c\uac8c \uc218\uc815\ub418\uc9c0 \uc54a\ub294 \ucd94\uc815\ub7c9\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:22px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\ucda9\ubd84\uc131<\/strong> : \ub2e4\ub978 \ucd94\uc815\uae30\uac00 \ucd94\uc815 \ubaa8\uc9d1\ub2e8 \ubaa8\uc218\uc5d0 \ub300\ud55c \ucd94\uac00 \uc815\ubcf4\ub97c \uc81c\uacf5\ud560 \uc218 \uc5c6\ub3c4\ub85d \ucd94\uc815\uc5d0\uc11c \ud45c\ubcf8\uc5d0 \ub300\ud55c \ubaa8\ub4e0 \uad00\ub828 \uc815\ubcf4\ub97c \uc694\uc57d\ud558\ub294 \uacbd\uc6b0 \ucd94\uc815\ub9cc\uc73c\ub85c \ucda9\ubd84\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubaa8\uc9d1\ub2e8 \ubaa8\uc218\ub97c \uadfc\uc0ac\ud654\ud558\uae30 \uc704\ud574 \uc120\ud0dd\ud560 \uc218 \uc788\ub294 \ucd5c\uc0c1\uc758 \ud1b5\uacc4\uc778 \uacbd\uc6b0 \ud558\ub098\uc758 \ucd94\uc815\uae30\ub85c \ucda9\ubd84\ud569\ub2c8\ub2e4.<\/span> <\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplos-de-estimadores\"><\/span> \ucd94\uc815\uae30\uc758 \uc608<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ubaa8\uc9d1\ub2e8 \ubaa8\uc218\uc758 \ucd94\uc815\uce58\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \ud45c\ubcf8 \ucd94\uc815\ub7c9\uc774 \uc0ac\uc6a9\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\">\ubaa8\uc9d1\ub2e8 \ud3c9\uade0\uc758 \uc810 \ucd94\uc815\uce58\ub294 \ud45c\ubcf8\uc758 \uc0b0\uc220 \ud3c9\uade0 \uac12\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uae30\ud638\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-a39858a792fb4fe9a3173e004701f2a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span> \ud45c\ubcf8 \ud3c9\uade0\uc758 \uac12\uc744 \ub098\ud0c0\ub0b4\uae30 \uc704\ud574 \ubaa8\uc9d1\ub2e8 \ud3c9\uade0\uc758 \uae30\ud638\ub294 \uadf8\ub9ac\uc2a4 \ubb38\uc790 \u00b5\uc785\ub2c8\ub2e4. <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-b83920b9bd1de70dd5e2cbcddade709b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x}=\\mu\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"45\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\">\ubaa8\uc9d1\ub2e8\uc758 \ud45c\uc900\ud3b8\ucc28(\ub610\ub294 \ud45c\uc900\ud3b8\ucc28)\ub294 \ud45c\ubcf8 \ud45c\uc900\ud3b8\ucc28 \uac12\uc73c\ub85c \uc815\ud655\ud558\uac8c \ucd94\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\uc9d1\ub2e8 \ud45c\uc900\ud3b8\ucc28\ub294 \uadf8\ub9ac\uc2a4 \ubb38\uc790 \u03c3\ub85c \ud45c\uc2dc\ub418\uace0 \ud45c\ubcf8 \ud45c\uc900\ud3b8\ucc28 \uac12\uc740 \ubb38\uc790 s\ub85c \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/span> <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-9ba1b1a5b6a8edf9638c0c504f1420f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s=\\sigma\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\">\ubaa8\uc9d1\ub2e8\uc758 \ube44\uc728\uc740 \ud45c\ubcf8 \ube44\uc728 \uac12\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud2b9\uc815 \ubc29\uc2dd\uc73c\ub85c \ucd94\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\uc9d1\ub2e8 \ube44\uc728\uc758 \uae30\ud638\ub294 \ubb38\uc790 py\uc774\uace0 \ud45c\ubcf8 \ube44\uc728\uc758 \uae30\ud638\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-181bfc099b3fc59a1a175d7cb3b01558_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{p}.\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> <\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-1f900f54a2b9ccee1edb99c88f58f371_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{p}=p\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"estimador-y-estimacion\"><\/span> \ucd94\uc815\uae30 \ubc0f \ucd94\uc815<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \uae30\uc0ac \uc804\uccb4\uc5d0\uc11c \uc124\uba85\ud588\ub4ef\uc774 \ucd94\uc815\uae30\ub294 \ubaa8\uc9d1\ub2e8 \ub9e4\uac1c\ubcc0\uc218\ub97c \ucd94\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ucd94\uc815\uc5d0\ub294 \ub450 \uac00\uc9c0 \uc720\ud615\uc774 \uc788\ub2e4\ub294 \uc810\uc744 \uba85\uc2ec\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\uc810 \ucd94\uc815<\/strong> : \ubaa8\uc218\uc758 \ud45c\ubcf8 \uac12\uc744 \ubaa8\uc9d1\ub2e8 \uac12\uc758 \uadfc\uc0ac\uce58\ub85c \ucde8\ud558\ub294 \uac83\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>\uac04\uaca9 \ucd94\uc815<\/strong> : \ud2b9\uc815 \uac12 \ub300\uc2e0 \uac04\uaca9\uc73c\ub85c \ubaa8\uc9d1\ub2e8 \ubaa8\uc218\uc758 \uac12\uc744 \uadfc\uc0ac\ud654\ud558\ub294 \uc791\uc5c5\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc774\ub7ec\ud55c \uc720\ud615\uc758 \ucd94\uc815\uc5d0\uc11c\ub294 \ub9e4\uac1c\ubcc0\uc218\uc758 \ucc38\uac12\uc774 \ud574\ub2f9 \uad6c\uac04 \ub0b4\uc5d0 \uc788\uc744 \ud655\ub960\uc774 \ub9e4\uc6b0 \ub192\uc740 \uad6c\uac04\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> \uac01 \ucd94\uc815 \uc720\ud615\uc5d0\ub294 \uc7a5\uc810\uacfc \ub2e8\uc810\uc774 \uc788\uc73c\uba70, \uacbd\uc6b0\uc5d0 \ub530\ub77c \uc810 \ucd94\uc815 \ub610\ub294 \uad6c\uac04 \ucd94\uc815\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ub354 \uc2e4\uc6a9\uc801\uc785\ub2c8\ub2e4. \uc790\uc138\ud55c \ub0b4\uc6a9\uc744 \uc54c\uc544\ubcf4\ub824\uba74 \uc774 \uc0ac\uc774\ud2b8\uc758 \uac80\uc0c9 \uc5d4\uc9c4\uc5d0\uc11c \ud574\ub2f9 \uae30\uc0ac\ub97c \uac80\uc0c9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"error-de-un-estimador\"><\/span> \ucd94\uc815\uae30\uc758 \uc624\ub958<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \uc2e4\uc81c\ub85c \ub9e4\uac1c\ubcc0\uc218\uc758 \uc2e4\uc81c \uac12\uc744 \uc815\ud655\ud558\uac8c \ucd94\uc815\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc5b4\ub835\uae30 \ub54c\ubb38\uc5d0 \ucd94\uc815\uc5d0 \uc624\ub958\uac00 \uc790\uc8fc \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub17c\ub9ac\uc801\uc73c\ub85c \ucd94\uc815 \uc624\ub958\ub97c \ucd5c\uc18c\ud654\ud558\ub3c4\ub85d \ub178\ub825\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p> \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \ucd94\uc815\uae30\uc758 \uc624\ucc28\ub97c \ucd94\uc815\uac12\uacfc \ub9e4\uac1c\ubcc0\uc218\uc758 \uc2e4\uc81c\uac12 \uc0ac\uc774\uc758 \ucc28\uc774\ub85c \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-256c75a75baeb32bb5b868fcbd86d44b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"e=\\widehat{\\theta}-\\theta\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uae08<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0bd3dc61f3221d4a03d802a8cd668c9c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{\\theta}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ucd94\uc815\uce58\uc758 \uac12\uc774\uace0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-7b2034939b850e3311120fca462ab64e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\theta\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub9e4\uac1c\ubcc0\uc218\uc758 \uc2e4\uc81c \uac12\uc785\ub2c8\ub2e4.<\/p>\n<p> \ub610\ud55c \uc81c\uacf1 \uc624\ucc28\uc758 \ud3c9\uade0\uc778 \ud3c9\uade0 \uc81c\uacf1 \uc624\ucc28(MSE)\ub97c \uacc4\uc0b0\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ud3c9\uade0 \uc81c\uacf1 \uc624\ucc28\ub294 \ucd94\uc815\uae30\uc758 \ubd84\uc0b0\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-feb09d7331847ec133669821057453f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle ECM=\\cfrac{1}{n}\\sum_{i=1}^n \\left(\\widehat{\\theta}-\\theta \\right)^2\" title=\"Rendered by QuickLaTeX.com\" height=\"49\" width=\"182\" style=\"vertical-align: -21px;\"><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ud1b5\uacc4\uc5d0\uc11c \ucd94\uc815\uae30\uac00 \ubb34\uc5c7\uc778\uc9c0, \uc88b\uc740 \ucd94\uc815\uae30\uc758 \uc18d\uc131\uc740 \ubb34\uc5c7\uc778\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c \ud1b5\uacc4\uc5d0 \uc874\uc7ac\ud558\ub294 \ucd94\uc815\uae30\uc758 \uc608\uc640 \ub2e4\uc591\ud55c \ucd94\uc815 \uc720\ud615\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacac\uc801\uae30\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c? \ud1b5\uacc4\uc5d0\uc11c \ucd94\uc815\ub7c9\uc740 \ubaa8\uc9d1\ub2e8 \ub9e4\uac1c\ubcc0\uc218\uc758 \uac12\uc744 \ucd94\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ud1b5\uacc4\uc785\ub2c8\ub2e4. \uc989, \ucd94\uc815\ub7c9\uc740 \ubaa8\uc9d1\ub2e8\uc758 \uc54c\ub824\uc9c0\uc9c0 \uc54a\uc740 \ub9e4\uac1c\ubcc0\uc218\ub97c \ucd94\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud45c\ubcf8 \ud3c9\uade0\uc740 \ubaa8\uc9d1\ub2e8 \ud3c9\uade0\uc758 \ucd94\uc815\uce58\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud45c\ubcf8\uc758 \uc0b0\uc220 \ud3c9\uade0\uc744 \uacc4\uc0b0\ud558\uace0 \uc774 \uac12\uc744 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