{"id":250,"date":"2023-08-03T14:16:25","date_gmt":"2023-08-03T14:16:25","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%8c%e1%85%ae%e1%86%ab%e1%84%87%e1%85%ae%e1%86%ab%e1%84%89%e1%85%a1%e1%86%ab\/"},"modified":"2023-08-03T14:16:25","modified_gmt":"2023-08-03T14:16:25","slug":"%e1%84%8c%e1%85%ae%e1%86%ab%e1%84%87%e1%85%ae%e1%86%ab%e1%84%89%e1%85%a1%e1%86%ab","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/%e1%84%8c%e1%85%ae%e1%86%ab%e1%84%87%e1%85%ae%e1%86%ab%e1%84%89%e1%85%a1%e1%86%ab\/","title":{"rendered":"\uc900\ubd84\uc0b0"},"content":{"rendered":"<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ud1b5\uacc4\uc5d0\uc11c \uc900\ubd84\uc0b0\uc774 \ubb34\uc5c7\uc778\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95, \ud574\uacb0 \ubc29\ubc95, \uc900\ubd84\uc0b0\uacfc \ubd84\uc0b0\uc758 \ucc28\uc774\uc810\uc744 \uc54c\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4. \ub610\ud55c \uc628\ub77c\uc778 \uacc4\uc0b0\uae30\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ub4e0 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-la-cuasivarianza\"><\/span>\uc900\ubd84\uc0b0\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ud1b5\uacc4\uc5d0\uc11c <strong>\uc900\ubd84\uc0b0\uc740<\/strong> \ud45c\ubcf8\uc758 \ubcc0\ub3d9\uc131\uc744 \ub098\ud0c0\ub0b4\ub294 \ubd84\uc0b0 \ucc99\ub3c4\uc785\ub2c8\ub2e4. \ub354 \uc815\ud655\ud558\uac8c \ub9d0\ud558\uba74, \uc900\ubd84\uc0b0\uc740 \ud3b8\ucc28\uc758 \uc81c\uacf1\uc758 \ud569\uc744 \ucd1d \uad00\uce21\uce58 \uc218\uc5d0\uc11c 1\uc744 \ube80 \uac12\uc73c\ub85c \ub098\ub208 \uac83\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p> \uc900\ubd84\uc0b0\uc758 \uae30\ud638\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\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-0b549724a0e683e8a610c965ab71bd60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"35\" style=\"vertical-align: -5px;\"><\/p>\n<p> \uc5b4\ub290 \ud558\ub098<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-c524e2c99de0d0c00774c93d2ef52b0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"33\" style=\"vertical-align: -5px;\"><\/p>\n<p> . \ub54c\ub85c\ub294 \uae30\ud638\ub3c4 \uc0ac\uc6a9\ub418\uc9c0\ub9cc<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-32b7e0177b393245eab2613fbda7ec59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\widehat{s}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"16\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uc900\ubd84\uc0b0\uc744 \ud45c\ud604\ud569\ub2c8\ub2e4.<\/p>\n<p> \uc900\ubd84\uc0b0\uc740 \ud3b8\ud5a5\uc744 \ud53c\ud558\uba74\uc11c \ud45c\ubcf8\uc758 \ubd84\uc0b0\uc744 \uacb0\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ubbc0\ub85c \ud3b8\ud5a5\ub418\uc9c0 \uc54a\uc740 \ubd84\uc0b0\uc774\ub77c\uace0\ub3c4 \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc900\ubd84\uc0b0\uc740 \ubaa8\uc9d1\ub2e8 \ubd84\uc0b0\uc744 \ucd94\uc815\ud558\ub294 \uc88b\uc740 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc2e4\uc81c\ub85c \ud45c\ubcf8 \ubd84\uc0b0\uc744 \uacc4\uc0b0\ud560 \ub54c \ubd84\uc0b0 \uacf5\uc2dd \ub300\uc2e0 \uc900\ubd84\uc0b0 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc544\ub798\uc5d0\uc11c\ub294 \uc774 \ub450 \uac00\uc9c0 \ud1b5\uacc4 \uce21\uc815\uac12\uc758 \ucc28\uc774\uc810\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-cuasivarianza\"><\/span> \uc900\ubd84\uc0b0 \uacf5\uc2dd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\ub824\uba74 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uac12\uacfc \ud3c9\uade0 \uc0ac\uc774\uc758 \ucc28\uc774\uc758 \uc81c\uacf1\ud569\uc744 \uad6c\ud55c \ub2e4\uc74c \uc774\ub97c \uc804\uccb4 \ub370\uc774\ud130 \uc218\uc5d0\uc11c 1\uc744 \ube80 \uac12\uc73c\ub85c \ub098\ub204\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p> \ub530\ub77c\uc11c <strong>\uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd\uc740<\/strong> \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/quasivariance.png\" alt=\"\uc900\ubd84\uc0b0 \uacf5\uc2dd\" class=\"wp-image-5301\" width=\"358\" height=\"267\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p style=\"margin-bottom:5px\"> \uae08:<\/p>\n<ul style=\"color:#FF8A05; font-weight: bold;\">\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-0b549724a0e683e8a610c965ab71bd60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"35\" style=\"vertical-align: -5px;\"><\/p>\n<p> \uc900\ubd84\uc0b0\uc774\ub2e4.<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-dad27a9703483183e1afd245f5232b83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_i\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"15\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ub370\uc774\ud130 \uac12\uc785\ub2c8\ub2e4<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-31318c5dcb226c69e0818e5f7d2422b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"i\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> .<\/li>\n<li style=\"margin-bottom:3px\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ucd1d \ub370\uc774\ud130 \uac1c\uc218\uc785\ub2c8\ub2e4.<\/li>\n<li>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/statorials.org\/wp-content\/ql-cache\/quicklatex.com-5b485d4231dfeb4b50ddf271c3abb0b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{X}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"17\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub370\uc774\ud130 \uc138\ud2b8\uc758 \ud3c9\uade0\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> \ud83d\udc49 <u style=\"text-decoration-color:#FF8A05;\">\uc544\ub798 \uacc4\uc0b0\uae30\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ub4e0 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/u><\/p>\n<p> \uc65c n\uc73c\ub85c \ub098\ub204\uc9c0 \uc54a\uace0 n-1\ub85c \ub098\ub204\ub294\uc9c0 \uad81\uae08\ud560 \uac83\uc785\ub2c8\ub2e4. \uae00\uc384, \uadf8\uac83\uc740 \ud3b8\ud5a5\uc744 \uc81c\uac70\ud558\ub294 \uac83\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uc6b0\ub9ac\ub294 \ud3b8\ud5a5\ub418\uc9c0 \uc54a\uc740 \ucd94\uc815\uce58\ub97c \uc5bb\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \uc900\ubd84\uc0b0\uc774 \ubaa8\uc9d1\ub2e8 \ubd84\uc0b0\uc758 \uc88b\uc740 \ucd94\uc815\uc790\uc778 \uc774\uc720\uc785\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-del-calculo-de-la-cuasivarianza\"><\/span> \uc900\ubd84\uc0b0 \uacc4\uc0b0\uc758 \uc608<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \uc774\uc81c \uc900\ubd84\uc0b0\uc758 \uc815\uc758\ub97c \uc54c\uc558\uc73c\ubbc0\ub85c \uac04\ub2e8\ud55c \uc608\ub97c \ud480\uc5b4 \ub370\uc774\ud130 \uacc4\uc5f4\uc758 \uc900\ubd84\uc0b0\uc774 \uc5b4\ub5bb\uac8c \uacc4\uc0b0\ub418\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ub2e4\uad6d\uc801 \uae30\uc5c5\uc73c\ub85c\ubd80\ud130 \uc6b0\ub9ac\ub294 \uc9c0\ub09c 5\ub144 \ub3d9\uc548\uc758 \uacbd\uc81c\uc801 \uacb0\uacfc\ub97c \uc54c\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc740 \uc774\uc775\uc744 \uc5bb\uc5c8\uc9c0\ub9cc 1\ub144 \ub3d9\uc548 \uc0c1\ub2f9\ud55c \uc190\uc2e4\uc744 \uc785\uc5c8\uc2b5\ub2c8\ub2e4: 11.5, 2, -9, 700\ub9cc \uc720\ub85c. \uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uc900\ubd84\uc0b0\uc744 \uc5bb\uae30 \uc704\ud574 \uac00\uc7a5 \uba3c\uc800 \ud574\uc57c \ud560 \uc77c\uc740 \uc0b0\uc220 \ud3c9\uade0\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc785\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-0a2fc458e6a80794b9b8fdc1120ddedb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{X}=\\cfrac{11+5+2+(-9)+7}{5}=3,2\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"257\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \uadf8\ub9ac\uace0 \ub370\uc774\ud130\uc758 \ud3c9\uade0\uac12\uc744 \uc54c\uace0 \ub098\uba74 \uc900\ubd84\uc0b0 \uacf5\uc2dd\uc744 \uc801\uc6a9\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-757173b2ef76e4e1e3cd9f5302609c0c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{\\displaystyle\\sum_{i=1}^n\\left(x_i-\\overline{X}\\right)^2}{n-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"70\" width=\"171\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \ub530\ub77c\uc11c \uc6b4\ub3d9 \uc9c0\uce68\uc5d0\uc11c \uc81c\uacf5\ud55c \ub370\uc774\ud130\ub97c \uacf5\uc2dd\uc73c\ub85c \ub300\uccb4\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-f911e419af54c571c2144aff70f2eee6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{\\displaystyle (11-3,2)^2+(5-3,2)^2+(2-3,2)^2+(-9-3,2)^2+(7-3,2)^2}{5-1}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"560\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\uae30 \uc704\ud55c \uc5f0\uc0b0\uc744 \ud574\uacb0\ud558\ub294 \uac83\uc73c\ub85c \ucda9\ubd84\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-5d64d58e69b766d9075ec1220386d8c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\sigma_{n-1}^2&amp;=\\cfrac{7,8^2+1,8^2+(-1,2)^2+(-12,2)^2+3,8^2}{5}\\\\[2ex]&amp;=\\cfrac{60,84+3,24+1,44+148,84+14,44}{5-1}\\\\[2ex]&amp;= \\cfrac{228,8}{4} \\\\[2ex]&amp;=57,2 \\ \\text{millones de euros}^2\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"210\" width=\"380\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uc900\ubd84\uc0b0\uc758 \ub2e8\uc704\ub294 \ud1b5\uacc4 \ub370\uc774\ud130\uc758 \ub2e8\uc704\uc640 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uc81c\uacf1\uc774\ubbc0\ub85c \uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uc900\ubd84\uc0b0\uc740 57.2\ubc31\ub9cc <sup>2<\/sup> \uc785\ub2c8\ub2e4. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 20px; padding-left: 30px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>\ucc38\uc870:<\/strong> <a href=\"https:\/\/statorials.org\/ko\/\u110c\u116e\u11ab\u1111\u116d\u110c\u116e\u11ab\u1111\u1167\u11ab\u110e\u1161\/\">\uc900\ud45c\uc900\ud3b8\ucc28<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"calculadora-de-la-cuasivarianza\"><\/span> \uc900\ubd84\uc0b0 \uacc4\uc0b0\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\ub824\uba74 \ub2e4\uc74c \uacc4\uc0b0\uae30\uc5d0 \ud1b5\uacc4 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \uc785\ub825\ud558\uc138\uc694. \ub370\uc774\ud130\ub294 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ud574\uc57c \ud558\uba70 \uc18c\uc218\uc810 \uad6c\ubd84 \uae30\ud638\ub85c \ub9c8\uce68\ud45c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc785\ub825\ud574\uc57c \ud569\ub2c8\ub2e4. <\/p>\n<form action=\"\" method=\"post\"><textarea name=\"datos\" style=\"border:1.5px solid #4FC3F7; border-radius:15px;\" placeholder=\"8 2 1 5.7 6 ...\" required=\"\" oninvalid=\"this.setCustomValidity('Introduce los datos aqu\u00ed')\" oninput=\"this.setCustomValidity('')\"><\/textarea><\/p>\n<div style=\"text-align:center\"><input align=\"center\" style=\"border-radius:30px; margin: 20px\" type=\"submit\" name=\"submit\" value=\"\uc900\ubd84\uc0b0 \uacc4\uc0b0\"><\/div>\n<\/form>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianza-y-cuasivarianza\"><\/span> \ubd84\uc0b0\uacfc \uc900\ubd84\uc0b0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \uc900\ubd84\uc0b0\uacfc \ubd84\uc0b0\uc758 \ucc28\uc774\uc810\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc774\ub984\uc774 \uc720\uc0ac\ud568\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \ub9e4\uc6b0 \uc720\uc0ac\ud558\uac8c \uacc4\uc0b0\ub418\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<p> <strong>\uc900\ubd84\uc0b0\uacfc \ubd84\uc0b0\uc758 \ucc28\uc774\uac00<\/strong> \uacf5\uc2dd\uc758 \ubd84\ubaa8\uc785\ub2c8\ub2e4. \uc900\ubd84\uc0b0\uc744 \uacc4\uc0b0\ud558\ub824\uba74 n-1\ub85c \ub098\ub204\uc5b4\uc57c \ud558\uc9c0\ub9cc, \ubd84\uc0b0\uc740 n\uc73c\ub85c \ub098\ub204\uc5b4 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n<p> \ub530\ub77c\uc11c \uc900\ubd84\uc0b0\uacfc \ubd84\uc0b0\uc740 \uc218\ud559\uc801\uc73c\ub85c \uad00\ub828\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc900\ubd84\uc0b0\uc740 \ubd84\uc0b0\uc5d0 n(\uc804\uccb4 \ub370\uc774\ud130 \ud3ec\uc778\ud2b8 \uc218)\uc744 \uacf1\ud558\uace0 n-1\ub85c \ub098\ub208 \uac83\uacfc \ub3d9\uc77c\ud558\uae30 \ub54c\ubb38\uc785\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-edb64336b2a906b1e594dd4ba79ba380_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_{n-1}^2=\\cfrac{n}{n-1}\\cdot \\sigma^2\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"134\" style=\"vertical-align: 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