{"id":282,"date":"2023-08-03T03:11:14","date_gmt":"2023-08-03T03:11:14","guid":{"rendered":"https:\/\/statorials.org\/ko\/%e1%84%91%e1%85%a7%e1%86%bc%e1%84%80%e1%85%b2%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%8e%e1%85%a1%e1%84%8b%e1%85%b5%e1%84%8b%e1%85%a6-%e1%84%83%e1%85%a2%e1%84%92%e1%85%a1%e1%86%ab-%e1%84%80%e1%85%a1\/"},"modified":"2023-08-03T03:11:14","modified_gmt":"2023-08-03T03:11:14","slug":"%e1%84%91%e1%85%a7%e1%86%bc%e1%84%80%e1%85%b2%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%8e%e1%85%a1%e1%84%8b%e1%85%b5%e1%84%8b%e1%85%a6-%e1%84%83%e1%85%a2%e1%84%92%e1%85%a1%e1%86%ab-%e1%84%80%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%b2%e1%86%ab%e1%84%8b%e1%85%b4-%e1%84%8e%e1%85%a1%e1%84%8b%e1%85%b5%e1%84%8b%e1%85%a6-%e1%84%83%e1%85%a2%e1%84%92%e1%85%a1%e1%86%ab-%e1%84%80%e1%85%a1\/","title":{"rendered":"\ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815"},"content":{"rendered":"<p>\uc774 \uae00\uc5d0\uc11c\ub294 \ud1b5\uacc4\ud559\uc5d0\uc11c \ud3c9\uade0\uac00\uc124\uac80\uc815\uc758 \ucc28\uc774\uc640 \uadf8 \uc6a9\ub3c4\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc744 \uc218\ud589\ud558\ub294 \ubc29\ubc95\uacfc \ub2e8\uacc4\ubcc4 \ud574\uacb0 \uc5f0\uc2b5\uc744 \ubc30\uc6b0\uac8c \ub429\ub2c8\ub2e4. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-la-prueba-de-hipotesis-para-la-diferencia-de-medias\"><\/span> \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>\ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc740<\/strong> \ub450 \ubaa8\uc9d1\ub2e8\uc758 \ud3c9\uade0\uc774 \ub2e4\ub974\ub2e4\ub294 \uac00\uc124\uc744 \uae30\uac01\ud558\uac70\ub098 \uc218\ub77d\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ud1b5\uacc4 \uac80\uc815\uc785\ub2c8\ub2e4. \uc989, \ud3c9\uade0 \ucc28\uc774 \uac00\uc124 \uac80\uc815\uc740 \ub450 \ubaa8\uc9d1\ub2e8\uc758 \ud3c9\uade0\uc774 \uac19\uc740\uc9c0 \ub2e4\ub978\uc9c0\ub97c \ud655\uc778\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p> \uac00\uc124 \ud14c\uc2a4\ud2b8\uc758 \uacb0\uc815\uc740 \uc774\uc804\uc5d0 \ud655\ub9bd\ub41c <a href=\"https:\/\/statorials.org\/ko\/\u110b\u1165\u1102\u1173-\u110c\u1165\u11bc\u1103\u1169\u110b\u1174-\u110c\u1161\u1109\u1175\u11ab\u1100\u1161\u11b7\/\">\uc2e0\ub8b0\ub3c4 \uc218\uc900\uc744<\/a> \uae30\ubc18\uc73c\ub85c \ud558\ubbc0\ub85c \uac00\uc124 \ud14c\uc2a4\ud2b8 \uacb0\uacfc\uac00 \ud56d\uc0c1 \uc815\ud655\ud558\ub2e4\uace0 \ubcf4\uc7a5\ud560 \uc218\ub294 \uc5c6\uc73c\uba70 \uc624\ud788\ub824 \ucc38\uc77c \uac00\ub2a5\uc131\uc774 \uac00\uc7a5 \ub192\uc740 \uacb0\uacfc\ub77c\ub294 \uc810\uc744 \uba85\uc2ec\ud558\uc138\uc694.<\/p>\n<p> \ub450 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc5d0\ub294 \uac80\uc815 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud558\uace0 \uc774\ub97c \uc784\uacc4\uac12\uacfc \ube44\uad50\ud558\uc5ec \uadc0\ubb34 \uac00\uc124\uc744 \uae30\uac01\ud558\ub294\uc9c0 \uc5ec\ubd80\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc544\ub798\uc5d0\uc11c\ub294 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc744 \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p> \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \ud1b5\uacc4\uc5d0\uc11c \uac00\uc124 \uac80\uc815\uc740 \uac00\uc124 \ub300\ube44, \uac00\uc124 \uac80\uc815 \ub610\ub294 \uc720\uc758\uc131 \uac80\uc815\uc774\ub77c\uace0\ub3c4 \ud569\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\uace0:<\/strong> <a href=\"https:\/\/statorials.org\/ko\/\u1111\u1167\u11bc\u1100\u1172\u11ab-\u110e\u1161\u110b\u1175\u110b\u1174-\u1109\u1162\u11b7\u1111\u1173\u11af\u1105\u1175\u11bc-\u1107\u116e\u11ab\u1111\u1169\/\">\ud3c9\uade0 \ucc28\uc774\uc758 \ud45c\ubcf8 \ubd84\ud3ec<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-prueba-de-hipotesis-para-la-diferencia-de-medias\"><\/span> \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \uacf5\uc2dd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124\uc744 \uac80\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uacf5\uc2dd\uc740 \ubaa8\uc9d1\ub2e8 \ubd84\uc0b0\uc774 \uc54c\ub824\uc838 \uc788\ub294\uc9c0 \uc5ec\ubd80, \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \ub3d9\uc77c\ud558\uac70\ub098 \ub2e4\ub978 \uac83\uc73c\ub85c \uac00\uc815\ud560 \uc218 \uc788\ub294\uc9c0 \uc5ec\ubd80\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uadf8\ub798\uc11c \uc774\ubc88 \uc808\uc5d0\uc11c\ub294 \uacbd\uc6b0\uc5d0 \ub530\ub77c \uc5b4\ub5a4 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud574\uc57c \ud558\ub294\uc9c0 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianzas-conocidas\"><\/span> \uc54c\ub824\uc9c4 \ubcc0\ud615<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>\ubd84\uc0b0\uc774 \uc54c\ub824\uc9c4 \uacbd\uc6b0 \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd\uc740<\/strong> \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-0b7968d96046c1f555a7c95e7c3c408e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle Z=\\frac{\\displaystyle (\\overline{x_1}-\\overline{x_2})-(\\mu_1-\\mu_2)}{\\displaystyle\\sqrt{\\frac{\\sigma_1^2}{n_1}+\\frac{\\sigma_2^2}{n_2}}}\" title=\"Rendered by QuickLaTeX.com\" height=\"78\" width=\"203\" style=\"vertical-align: -52px;\"><\/p>\n<\/p>\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-0be116875001706f29a24434bd0d91c9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Z\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud45c\uc900 \uc815\uaddc \ubd84\ud3ec\ub97c \ub530\ub974\ub294 \ubd84\uc0b0\uc774 \uc54c\ub824\uc9c4 \ub450 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\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-776e8d37515f607d16b6ea33cf27cb8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"17\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 1\uc758 \ud3c9\uade0\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-eed6e51baac07f2aaf1c82b4b328ded8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 2\uc758 \ud3c9\uade0\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-1436bb55d331d1efe559fd1e55245851_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_1}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 1\uc758 \ud3c9\uade0\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-f06b28a75570ecb4df1371dea2d9f2b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_2}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 2\uc758 \ud3c9\uade0\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-802bfc799b8f222d7b47270e1569770b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"16\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 1\uc758 \ud45c\uc900\ud3b8\ucc28\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-063ad2fadbc81bd1df35589566b0bd16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 2\uc758 \ud45c\uc900\ud3b8\ucc28\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-cebc0a013985f2695aeb53ded9e7afb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 1\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-bf1e42c248eee22a0911c24c95fe28f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 2\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> \uc774\ub294 \ud754\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uc774\ubbc0\ub85c \uc774 \uacf5\uc2dd\uc740 \uc77c\ubd80 \ud2b9\uc815 \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ub41c\ub2e4\ub294 \uc810\uc744 \uba85\uc2ec\ud558\uc138\uc694.<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianzas-desconocidas-e-iguales\"><\/span> \uc54c \uc218 \uc5c6\ub294 \ub3d9\uc77c\ud55c \ud3b8\ucc28<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>\ubaa8\uc9d1\ub2e8 \ubd84\uc0b0\uc744 \uc54c \uc218 \uc5c6\uc9c0\ub9cc \ub3d9\uc77c\ud558\ub2e4\uace0 \uac00\uc815\ud560 \ub54c \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4<\/strong> .<\/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-b879974c3d05ebcb049125dbaf9f0a48_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle t=\\frac{\\displaystyle (\\overline{x_1}-\\overline{x_2})-(\\mu_1-\\mu_2)}{\\displaystyle s_p\\sqrt{\\frac{1}{n_1}+\\frac{1}{n_2}}}\" title=\"Rendered by QuickLaTeX.com\" height=\"67\" width=\"197\" style=\"vertical-align: -41px;\"><\/p>\n<\/p>\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-fd9cb27edab3f0a8a249bc80cc9c6ee2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub294 \uc790\uc720\ub3c4\uac00 n <sub>1<\/sub> + n <sub>2<\/sub> -2\uc778 \uc2a4\ud29c\ub358\ud2b8 t \ubd84\ud3ec\ub97c \ub530\ub974\ub294 \uc54c \uc218 \uc5c6\ub294 \ubd84\uc0b0\uc744 \uac16\ub294 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\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-776e8d37515f607d16b6ea33cf27cb8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"17\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 1\uc758 \ud3c9\uade0\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-eed6e51baac07f2aaf1c82b4b328ded8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 2\uc758 \ud3c9\uade0\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-1436bb55d331d1efe559fd1e55245851_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_1}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 1\uc758 \ud3c9\uade0\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-f06b28a75570ecb4df1371dea2d9f2b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_2}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 2\uc758 \ud3c9\uade0\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-db24109a40d5779feee64c7bccc11371_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"s_p\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"15\" style=\"vertical-align: -6px;\"><\/p>\n<p> \uacb0\ud569\ub41c \ud45c\uc900\ud3b8\ucc28\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-cebc0a013985f2695aeb53ded9e7afb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 1\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-bf1e42c248eee22a0911c24c95fe28f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 2\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> \ub450 \ud45c\ubcf8\uc758 \uacb0\ud569\ub41c \ud45c\uc900 \ud3b8\ucc28\ub294 \ub2e4\uc74c \uacf5\uc2dd\uc73c\ub85c \uacc4\uc0b0\ub429\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-a8fb43d179e453d19f5781319aa9e1ad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle s_p=\\sqrt{\\frac{(n_1-1)s_1^2+(n_2-1)s_2^2}{n_1+n_2-2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"240\" style=\"vertical-align: -20px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"varianzas-desconocidas-y-diferentes\"><\/span> \uc54c\ub824\uc9c0\uc9c0 \uc54a\uc740 \ub2e4\uc591\ud55c \ubcc0\ud615<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>\ubaa8\uc9d1\ub2e8 \ubd84\uc0b0\uc744 \uc54c \uc218 \uc5c6\uace0 \ub610\ud55c \uc11c\ub85c \ub2e4\ub974\ub2e4\uace0 \uac00\uc815\ud558\ub294 \uacbd\uc6b0 \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\ub7c9\uc744 \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/strong><\/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-01c79415ff9c173fa4517d4b1a859a8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle t=\\frac{\\displaystyle (\\overline{x_1}-\\overline{x_2})-(\\mu_1-\\mu_2)}{\\displaystyle \\sqrt{\\frac{s_1^2}{n_1}+\\frac{s_2^2}{n_2}}}\" title=\"Rendered by QuickLaTeX.com\" height=\"78\" width=\"197\" style=\"vertical-align: -52px;\"><\/p>\n<\/p>\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-fd9cb27edab3f0a8a249bc80cc9c6ee2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p> \uc2a4\ud29c\ub358\ud2b8 t \ubd84\ud3ec\ub97c \ub530\ub974\ub294, \ubd84\uc0b0\uc744 \uc54c \uc218 \uc5c6\ub294 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\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-776e8d37515f607d16b6ea33cf27cb8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_1\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"17\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 1\uc758 \ud3c9\uade0\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-eed6e51baac07f2aaf1c82b4b328ded8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\mu_2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 2\uc758 \ud3c9\uade0\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-1436bb55d331d1efe559fd1e55245851_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_1}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 1\uc758 \ud3c9\uade0\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-f06b28a75570ecb4df1371dea2d9f2b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\overline{x_2}\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 2\uc758 \ud3c9\uade0\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-802bfc799b8f222d7b47270e1569770b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"16\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 1\uc758 \ud45c\uc900\ud3b8\ucc28\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-063ad2fadbc81bd1df35589566b0bd16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\sigma_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ubaa8\uc9d1\ub2e8 2\uc758 \ud45c\uc900\ud3b8\ucc28\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-cebc0a013985f2695aeb53ded9e7afb1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 1\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-bf1e42c248eee22a0911c24c95fe28f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ud45c\ubcf8 \ud06c\uae30\ub294 2\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> \uadf8\ub7ec\ub098 \uc774 \uacbd\uc6b0 \uc2a4\ud29c\ub358\ud2b8 t \ubd84\ud3ec\uc758 \uc790\uc720\ub3c4\ub294 \ub2e4\uc74c \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \uacc4\uc0b0\ub429\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-ecf1ccfa1ecb47b889c569e5faa65a78_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle GL=\\frac{\\displaystyle\\left(\\frac{s_1^2}{n_1}+\\frac{s_2^2}{n_2}\\right)^2}{\\displaystyle\\frac{\\displaystyle\\frac{s_1^2}{n_1}}{n_1-1}+\\frac{\\displaystyle\\frac{s_2^2}{n_2}}{n_2-1}}\" title=\"Rendered by QuickLaTeX.com\" height=\"115\" width=\"180\" style=\"vertical-align: -61px;\"><\/p>\n<\/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\uace0:<\/strong> <a href=\"https:\/\/statorials.org\/ko\/\u1111\u1167\u11bc\u1100\u1172\u11ab-\u110e\u1161\u110b\u1175\u110b\u1166-\u1103\u1162\u1112\u1161\u11ab-\u1109\u1175\u11ab\u1105\u116c-\u1100\u116e\u1100\u1161\u11ab\/\">\ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uc2e0\ub8b0 \uad6c\uac04 \uacf5\uc2dd<\/a> <\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-resuelto-de-la-prueba-de-hipotesis-para-la-diferencia-de-medias\"><\/span> \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc758 \uad6c\uccb4\uc801\uc778 \uc608<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc758 \uac1c\ub150\uc744 \uc775\ud788\uae30 \uc704\ud574 \uc774\ub7ec\ud55c \uc720\ud615\uc758 \uac00\uc124 \uac80\uc815\uc5d0 \ub300\ud55c \uad6c\uccb4\uc801\uc778 \uc608\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ub450 \uacbd\uc7c1 \ud68c\uc0ac\uc758 \uae09\uc5ec\uc5d0 \ub300\ud55c \ud1b5\uacc4\uc801 \uc5f0\uad6c\ub97c \uc218\ud589\ud558\ub824\uace0 \ud569\ub2c8\ub2e4. \ubcf4\ub2e4 \uad6c\uccb4\uc801\uc73c\ub85c \ub450 \ud68c\uc0ac\uc758 \ud3c9\uade0 \uae09\uc5ec\uac00 \ub2e4\ub978\uc9c0 \ud655\uc778\ud558\ub824\uace0 \ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \ud55c \ud68c\uc0ac\uc758 \uc9c1\uc6d0 47\uba85\uacfc \ub2e4\ub978 \ud68c\uc0ac\uc758 \uc9c1\uc6d0 55\uba85\uc758 \ud45c\ubcf8\uc744 \ucd94\ucd9c\ud569\ub2c8\ub2e4. \uccab \ubc88\uc9f8 \ud45c\ubcf8\uc5d0\uc11c\ub294 \ud3c9\uade0 \uae09\uc5ec $40,000\uc640 \ud45c\uc900 \ud3b8\ucc28 $12,000\ub97c \uc5bb\uc5c8\uace0, \ub450 \ubc88\uc9f8 \ud45c\ubcf8\uc5d0\uc11c\ub294 \ud3c9\uade0 \uae09\uc5ec $46,000\uc640 \ud45c\uc900 \ud3b8\ucc28 $18,000\ub97c \uc5bb\uc5c8\uc2b5\ub2c8\ub2e4. \ud3c9\uade0 \uae09\uc5ec\uac00 \ub2e4\ub978\uc9c0 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\ub824\uba74 5% \uc720\uc758 \uc218\uc900\uc73c\ub85c \uac00\uc124 \uac80\uc815\uc744 \uc218\ud589\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ul>\n<p> \uc774 \uacbd\uc6b0 \ub450 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124\uac80\uc815\uc758 <a href=\"https:\/\/statorials.org\/ko\/\u1100\u1171\u1106\u116e-\u1100\u1161\u1109\u1165\u11af\u1100\u116a-\u1103\u1162\u1105\u1175\u11b8-\u1100\u1161\u1109\u1165\u11af\/\">\uadc0\ubb34\uac00\uc124\uacfc \ub300\ub9bd\uac00\uc124\uc740<\/a> \ub2e4\uc74c\uacfc \uac19\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-4dd9e80c0a87987d689d7b8d99be9d90_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{cases}H_0: \\mu_1-\\mu_2=0\\\\[2ex] H_1:\\mu_1-\\mu_2\\neq 0 \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"141\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uc774 \uacbd\uc6b0 \uc778\uad6c \uaca9\ucc28\ub294 \uc54c \uc218 \uc5c6\uc73c\ub098, \uacbd\uc7c1 \uae30\uc5c5\uc774\uace0, \uadf8\ub4e4\uc774 \ud65c\ub3d9\ud558\ub294 \uc2dc\uc7a5\uc758 \uadfc\ub85c \uc870\uac74\uc774 \ub9e4\uc6b0 \uc720\uc0ac\ud558\uae30 \ub54c\ubb38\uc5d0 \ub3d9\ub4f1\ud558\ub2e4\uace0 \uac00\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\uac00 \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \ud3c9\uade0\uc758 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \ud1b5\uacc4\uc758 \uacf5\uc2dd\uc740 \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-b879974c3d05ebcb049125dbaf9f0a48_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle t=\\frac{\\displaystyle (\\overline{x_1}-\\overline{x_2})-(\\mu_1-\\mu_2)}{\\displaystyle s_p\\sqrt{\\frac{1}{n_1}+\\frac{1}{n_2}}}\" title=\"Rendered by QuickLaTeX.com\" height=\"67\" width=\"197\" style=\"vertical-align: -41px;\"><\/p>\n<\/p>\n<p> \ub530\ub77c\uc11c \ub450 \ud45c\ubcf8\uc758 \ud569\ub3d9 \ud45c\uc900 \ud3b8\ucc28\ub97c \uacc4\uc0b0\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-0308363d68c4677761d44b214b1609d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}\\displaystyle s_p&amp;=\\sqrt{\\frac{(n_1-1)s_1^2+(n_2-1)s_2^2}{n_1+n_2-2}}\\\\[2ex]\\displaystyle s_p&amp;=\\sqrt{\\frac{(47-1)\\cdot 12000^2+(55-1)\\cdot 18000^2}{47+55-2}}\\\\[2ex]s_p&amp;=15530,61\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"161\" width=\"337\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uc774\uc81c \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815 \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-c5bf7791d156d1d7593182a7ffc64417_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle t=\\frac{\\displaystyle (\\overline{x_1}-\\overline{x_2})-(\\mu_1-\\mu_2)}{\\displaystyle s_p\\sqrt{\\frac{1}{n_1}+\\frac{1}{n_2}}}=\\cfrac{(40000-46000)-0}{\\displaystyle 15530,61\\sqrt{\\frac{1}{47}+\\frac{1}{55}}}=-1,94\" title=\"Rendered by QuickLaTeX.com\" height=\"69\" width=\"451\" style=\"vertical-align: -41px;\"><\/p>\n<\/p>\n<p> \ubc18\uba74, <a href=\"https:\/\/statorials.org\/ko\/\u1112\u1161\u11a8\u1109\u1162\u11bc-t-\u1107\u116e\u11ab\u1111\u1169-\u1110\u1166\u110b\u1175\u1107\u1173\u11af\/\">\uc2a4\ud29c\ub358\ud2b8 t \ud14c\uc774\ube14<\/a> \uc5d0\uc11c \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc758 \uc784\uacc4\uac12\uc744 \ucc3e\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-8154fa6e5bfee35698c6dc26928cd98c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\alpha=0,05 \\ \\color{orange}\\bm{\\longrightarrow}\\color{black}\\ \\alpha\/2=0,025\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"300\" style=\"vertical-align: -5px;\"><\/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-d5f11ecd0336e50c63b0ab2fab4bd530_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}t_{\\alpha\/2| n_1+n_2-2}= \\ \\color{orange}\\bm{?}\\\\[4ex]t_{0,025| 100}=1,984\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"72\" width=\"184\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uadf8\ub7ec\uba74 \uac80\uc815 \ud1b5\uacc4\ub7c9\uc758 \uc808\ub300\uac12\uc774 \uc784\uacc4 \uac80\uc815\uac12\ubcf4\ub2e4 \uc791\uc73c\ubbc0\ub85c \uadc0\ubb34\uac00\uc124\uc774 \ucc44\ud0dd\ub418\uace0 \ub300\ub9bd\uac00\uc124\uc774 \uae30\uac01\ub429\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-ca4a2499b93203ce31a36a1cbacbcc8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"|-1,94|=1,94<1,984 \\ \\color{orange}\\bm{\\longrightarrow}\\color{black} \\ \\text{Se rechaza } H_1\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"432\" style=\"vertical-align: -5px;\"><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc774 \uae00\uc5d0\uc11c\ub294 \ud1b5\uacc4\ud559\uc5d0\uc11c \ud3c9\uade0\uac00\uc124\uac80\uc815\uc758 \ucc28\uc774\uc640 \uadf8 \uc6a9\ub3c4\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, \ud3c9\uade0 \ucc28\uc774\uc5d0 \ub300\ud55c \uac00\uc124 \uac80\uc815\uc744 \uc218\ud589\ud558\ub294 \ubc29\ubc95\uacfc 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