{"id":5844,"date":"2025-06-03T09:00:14","date_gmt":"2025-06-03T00:00:14","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/06\/03\/5844\/"},"modified":"2025-06-03T09:00:14","modified_gmt":"2025-06-03T00:00:14","slug":"%ed%99%95%eb%a5%a0%ed%91%9c%ec%a7%91%ea%b3%bc-%eb%b9%84%ed%99%95%eb%a5%a0%ed%91%9c%ec%a7%91%ec%97%90-%eb%8c%80%ed%95%b4-%ec%84%a4%eb%aa%85%ed%95%98%ec%8b%9c%ec%98%a4-2","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/06\/03\/5844\/","title":{"rendered":"\ud655\ub960\ud45c\uc9d1\uacfc \ube44\ud655\ub960\ud45c\uc9d1\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624"},"content":{"rendered":"

<\/p>\n

\ubaa9\ucc28<\/strong><\/p>\n

I. \ud655\ub960\ud45c\uc9d1
\n 1) \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1
\n 2) \uacc4\ud1b5\uc801 \ud45c\uc9d1
\n 3) \uce35\ud654\ud45c\uc9d1
\n 4) \ube44\ub840\uce35\ud654\ud45c\uc9d1
\n 5) \ube44\ube44\ub840\uce35\ud654\ud45c\uc9d1
\n 6) \ucd5c\uc801\ubd84\ud560 \ube44\ube44\ub840\uce35\ud654\ud45c\uc9d1
\n 7) \uc9d1\ub77d\ud45c\uc9d1
\n 8) \ub2e4\ub2e8\uacc4\ud45c\uc9d1
\n 9) \uc9d1\ub77d\ud45c\uc9d1\uc758 \ube44\ub840\ud45c\uc9d1\uacfc \ube44\ube44\ub840\ud45c\uc9d1<\/p>\n

II. \ube44\ud655\ub960\ud45c\uc9d1
\n 1) \ud560\ub2f9\ud45c\uc9d1
\n 2) \uc784\uc758\ud45c\uc9d1
\n 3) \uc720\uc758\ud45c\uc9d1
\n 4) \uad6c\uc870\uc801 \ud45c\uc9d1
\n 5) \uc804\ub7b5\uc801 \uc81c\ubcf4\uc790 \ud45c\uc9d1
\n 6) \ud310\ub2e8\ud45c\uc9d1
\n 7) \uacf5\uac04\ud45c\uc9d1
\n 8) \uc2dc\uac04(\uc5f0\uc18d)\ud45c\uc9d1<\/p>\n

\ubcf8\ubb38\ub0b4\uc6a9<\/strong><\/p>\n

I. \ud655\ub960\ud45c\uc9d1<\/p>\n

1) \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1<\/p>\n

\ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1(simple random sampling)\uc740 \uae30\ubcf8\uc801\uc778 \ud655\ub960\ud45c\uc9d1 \ubc29\ubc95\uc73c\ub85c, \uc758\uc2dd\uc801\uc778 \uc870\uc791\uc774 \uc804\ud600 \uc5c6\uc774 \ud45c\ubcf8\uc744 \ucd94\ucd9c\ud558\ub294 \ubc29\ubc95\uc774\ub2e4. \uc774 \ubc29\ubc95\uc740 \ubaa8\uc9d1\ub2e8\uc758 \ubaa8\ub4e0 \uc694\uc18c\uac00 \ub3d9\ub4f1\ud55c \ucd94\ucd9c \uae30\ud68c(equal chance)\ub97c \uac00\uc9c0\uba70, \uc5b4\ub5a4 \uc694\uc18c\uc758 \ucd94\ucd9c\uc774 \uacc4\uc18d\ub418\ub294 \ub2e4\ub978 \uc694\uc18c\uc758 \ucd94\ucd9c \uae30\ud68c\uc5d0 \uc544\ubb34\ub7f0 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\uc744 \uac83\uc774 \uc694\uad6c\ub41c\ub2e4. \uc989 100\uac1c\uc758 \ubaa8\uc9d1\ub2e8\uc5d0\uc11c \uac01 \uc694\uc18c\ub294 \uc774\ub860\uc801\uc73c\ub85c 1\/100\uc758 \ucd94\ucd9c \uae30\ud68c\ub97c \uac00\uc9c0\uba70, \uc5ec\uae30\uc11c \uc5b4\ub5a4 \ud2b9\uc815 \uc694\uc18c\uac00 \uc778\uc704\uc801\uc73c\ub85c \ubc30\uc81c\ub41c\ub2e4\uba74 \ubb34\uc791\uc704\ud45c\uc9d1\uc774\ub77c\uace0 \ud560 \uc218 \uc5c6\ub2e4. \ub610 100\uac1c\uc5d0\uc11c \ucd94\ucd9c\ub41c \uc5b4\ub5a4 \uc694\uc18c\uac00 \uc81c\uac70\ub428\uc73c\ub85c\uc368 \ub2e4\uc74c \uc694\uc18c\uc758 \ucd94\ucd9c \uae30 \ud68c\uac00 1\/99\uc774 \ub418\uba74 \uc774\uac83 \uc5ed\uc2dc \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1\uc774\ub77c\uace0 \ud560 \uc218 \uc5c6\ub2e4.
\n\ub2e8\uc21c\ubb34\uc791\uc704\ud45c\ubcf8\uc744 \ucd94\ucd9c\ud558\ub294 \ubc29\ubc95\uc5d0\ub294 \ub300\uc0c1\uc790\uc758 \uc774\ub984\uc744 \uc801\uc740 \uc885\uc774\ucabd\uc9c0\ub97c \uc0c1\uc790 \uc18d\uc5d0\uc11c \ubf51\uc544\ub0b4\ub294 \ucd94\ucca8 \ubc29\uc2dd \uc774 \uc788\uc73c\ub098, \uc77c\ubc18\uc801\uc73c\ub85c \ub9ce\uc774 \uc774\uc6a9\ud558\ub294 \ubc29\ubc95\uc740 \ub09c\uc218\ud45c(table of random numbers)\ub97c \uc774\uc6a9\ud558\ub294 \ubc29\ubc95\uc774\ub2e4.
\n\ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1\uc5d0\uc11c \uc8fc\uc758\ud574\uc57c \ud560 \uac83\uc740 \ud45c\ubcf8\ucd94\ucd9c \ub3c4\uc911\uc5d0 \uc804\uccb4 \ubaa8\uc9d1\ub2e8\uc5d0 \ubcc0\ud654\uac00 \uc788\uc5b4\uc11c\ub294 \uc548 \ub41c\ub2e4. \ub610\ud55c \ud45c\ubcf8\uc758 \uc120\uc815\ubc29\ubc95 \uc774 \ucc98\uc74c\uc5d0\ub294 \ucd94\ucca8\uc73c\ub85c, \ub4b7\ubd80\ubd84\uc740 \ub09c\uc218\ud45c\uc5d0 \uc758\ud558\ub294 \ub4f1 \ubcc0\ub3d9\ub418\uc5b4\uc11c\ub294 \uc548 \ub418\uba70, \uc77c\ub2e8 \ucd94\ucd9c\ub41c \ud45c\uc9d1\ub2e8\uc704(\uc694\uc18c)\ub97c \ub9c8\uc74c\ub300\ub85c \ubc14\uafb8\uc5b4\uc11c\ub3c4 \uc548 \ub41c\ub2e4.
\n\ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1 \ubc29\ubc95\uc758 \uc7a5\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.
\n\uccab\uc9f8, \ubaa8\uc9d1\ub2e8\uc758 \ubaa8\ub4e0 \uc694\uc18c\uac00 \ub3d9\uc77c\ud558\uace0, \ub3c5\ub9bd \uc801\uc778 \ucd94\ucd9c \uae30\ud68c\ub97c \uac00\uc9c0\ubbc0\ub85c \uc801\uc5b4\ub3c4 \uc774\ub860\uc801\uc73c\ub85c \ucd94\ucd9c\ub41c \ud45c\ubcf8\uc774 \ubaa8\uc9d1\ub2e8\uc744 \uc798 \ub300\ud45c\ud558\uac8c \ub41c\ub2e4. \ub530\ub77c\uc11c \ud3b8\uc774(bias)\uac00 \ub4e4\uc5b4\uac08 \uac00\ub2a5\uc131\uc740 \ud76c\ubc15\ud558\ub2e4.
\n\ub458\uc9f8, \ub2e4\ub978 \ud45c\uc9d1\ubc29\ubc95\uc5d0 \ube44\ud574 \ubaa8\uc9d1\ub2e8\uc5d0 \ub300\ud55c \uc0ac\uc804\uc9c0\uc2dd\uc744 \ud544\uc694\ub85c \ud558\uc9c0 \uc54a\ub294\ub2e4.
\n\uc14b\uc9f8, \ud45c\ubcf8\uc624\ucc28\uc758 \uacc4\uc0b0\uc774 \uc6a9\uc774\ud558\ub2e4.
\n\ub137\uc9f8, \ucda9\ud654\ud45c\uc9d1\uacfc \uac19\uc740 \ub2e4\ub978 \ud655\ub960\ud45c\uc9d1\uc5d0 \ube44\ud574 \ubaa8\uc9d1\ub2e8\uc758 \ubaa8\uc218\ub098 \ud2b9\uc131\uc744 \uc798 \ubd84\ub958\ud568\uc73c\ub85c\uc368 \ubaa8\ub4e0 \uc624\ucc28\ub97c \uc904\uc77c \uc218 \uc788\ub2e4.
\n\ub2e4\uc12f\uc9f8, \ud655\ub960\ud45c\uc9d1 \uc911 \uac00\uc7a5 \uc801\uc6a9\ud558\uae30\uac00 \uc6a9\uc774\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub2e4\ub978 \ud655\ub960\ud45c\uc9d1 \ubc29\ubc95\uacfc \uacb0\ud569\ud558\uc5ec \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n

\ucd9c\ucc98 : \ud574\ud53c\ucea0\ud37c\uc2a4<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\ubaa9\ucc28 I. \ud655\ub960\ud45c\uc9d1 1) \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1 2) \uacc4\ud1b5\uc801 \ud45c\uc9d1 3) \uce35\ud654\ud45c\uc9d1 4) \ube44\ub840\uce35\ud654\ud45c\uc9d1 5) \ube44\ube44\ub840\uce35\ud654\ud45c\uc9d1 6) \ucd5c\uc801\ubd84\ud560 \ube44\ube44\ub840\uce35\ud654\ud45c\uc9d1 7) \uc9d1\ub77d\ud45c\uc9d1 8) \ub2e4\ub2e8\uacc4\ud45c\uc9d1 9) \uc9d1\ub77d\ud45c\uc9d1\uc758 \ube44\ub840\ud45c\uc9d1\uacfc \ube44\ube44\ub840\ud45c\uc9d1 II. \ube44\ud655\ub960\ud45c\uc9d1 1) \ud560\ub2f9\ud45c\uc9d1 2) \uc784\uc758\ud45c\uc9d1 3) \uc720\uc758\ud45c\uc9d1 4) \uad6c\uc870\uc801 \ud45c\uc9d1 5) \uc804\ub7b5\uc801 \uc81c\ubcf4\uc790 \ud45c\uc9d1 6) \ud310\ub2e8\ud45c\uc9d1 7) \uacf5\uac04\ud45c\uc9d1 8) \uc2dc\uac04(\uc5f0\uc18d)\ud45c\uc9d1 \ubcf8\ubb38\ub0b4\uc6a9 I. \ud655\ub960\ud45c\uc9d1 1) \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1 \ub2e8\uc21c\ubb34\uc791\uc704\ud45c\uc9d1(simple random sampling)\uc740 \uae30\ubcf8\uc801\uc778 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3428,10352],"class_list":["post-5844","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-3428","tag-10352"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/5844","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/comments?post=5844"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/5844\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=5844"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=5844"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=5844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}