{"id":23722,"date":"2025-11-28T09:01:59","date_gmt":"2025-11-28T00:01:59","guid":{"rendered":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/11\/28\/23722\/"},"modified":"2025-11-28T09:01:59","modified_gmt":"2025-11-28T00:01:59","slug":"%ec%83%81%ea%b4%80%eb%b6%84%ec%84%9d%ea%b3%bc-%ed%9a%8c%ea%b7%80%eb%b6%84%ec%84%9d-%ec%9d%b4%eb%a1%a0","status":"publish","type":"post","link":"https:\/\/blog.agentsoft.co.kr\/index.php\/2025\/11\/28\/23722\/","title":{"rendered":"\uc0c1\uad00\ubd84\uc11d\uacfc \ud68c\uadc0\ubd84\uc11d \uc774\ub860"},"content":{"rendered":"

<\/p>\n

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

\uc5c6\uc74c<\/p>\n

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

\u203b \ud68c\uadc0\ubd84\uc11d\uc758 \uc720\ud615 <\/p>\n

* \ud68c\uadc0 (regression) : \ubcc0\uc778\ub4e4\uac04\uc758 \uad00\uacc4\ub97c \uae30\uc220\ud558\uace0, \ud55c \ubcc0\uc778\uc5d0 \uadfc\uac70\ud558\uc5ec \ub2e4\ub978 \ubcc0\uc778\uc744 \uc608\uc5b8\ud558\ub294 \ub2e4\uc591\ud55c \uae30\ubc95\ub4e4\uc744 \uc758\ubbf8.<\/p>\n

* \uc608\uc2dc : \uc218\ub2a5\uc810\uc218\uac00 1\ud559\ub144 \ub54c\uc758 \ud559\uc810\uacfc \uad00\ub828\ub418\ub294\uc9c0, \ub9cc\uc77c \uad00\ub828\uc774 \uc788\ub2e4\uba74 \uadf8 \uad00\uacc4\ub294 \uc5b4\ub290 \uc815\ub3c4 \uac15\ud55c\uc9c0\ub97c \uc54c\uace0 \uc2f6\ub2e4\uace0 \uac00\uc815\ud574\ubcf4\uc790. \uc810\uc218\uac00 1\ud559\ub144 \ud559\uc810\uacfc \ub9e4\uc6b0 \uac15\ud558\uac8c \uad00\ub828\ub418\ub294\uac00 \uc544\ub2c8\uba74 \uc57d\ud558\uac8c \uad00\ub828\ub418\ub294\uac00? \ub9cc\uc77c \uadf8 \uad00\uacc4\uac00 \ucda9\ubd84\ud788 \uac15\ud558\ub2e4\uba74, \uc218\ub2a5\uc810\uc218\ub294 \uc2e0\uc785\uc0dd\ub4e4\uc744 \uc120\ubc1c\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc744 \uac83\uc774\ub2e4.<\/p>\n

\u203b \uc120\ud615\uc801 \uad00\uacc4\uc131<\/p>\n

* \uc120\ud615\uc801 \uad00\uacc4\uc131 (Linear relationship) : \ub3c4\ud45c\uc0c1\uc5d0 \uc815\ud655\ud558\uac8c \uc77c\uc9c1\uc120\uc73c\ub85c \ud45c\uc2dc\ub420 \uc218 \uc788\ub294 \ub450 \ubcc0\uc778 \uc0ac\uc774\uc758 \uad00\uacc4 (\uac00\uc7a5 \ub2e8\uc21c\ud55c \ud615\ud0dc \/ \ube44\uc120\ud615\uc801 \uad00\uacc4\ub3c4 \uc788\uc73c\ub098 \uc5ec\uae30\uc11c \uc5b8\uae09X)<\/p>\n

* \uc9c1\uc120\uc758 \ubc29\uc815\uc2dd : Y = bX + a
\n* \uae30\uc6b8\uae30 : b = y_2\/x_2 – y_1\/x_1 (\uc218\uc9c1\uac70\ub9ac\/\uc218\ud3c9\uac70\ub9ac)<\/p>\n

* y- \uc808\ud3b8 : X=0 \uc5d0\uc11c\uc758 a=Y\uc758 \uac12<\/p>\n

\uc120\ud615\uc801 \uad00\uacc4\uc5d0 \uad00\ud55c \ubc29\uc815\uc2dd\uc740 \uc5b4\ub5a4 X\uac12\uc774 \uc8fc\uc5b4\uc84c\uc744 \ub54c Y\uac12\uc744 \uad6c\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc5d0\uc11c \uc720\uc6a9\ud558\ub2e4. \ud558\uc9c0\ub9cc \uc0ac\ud68c\uacfc\ud559.\ud589\ub3d9\uacfc\ud559\uc5d0\uc11c \uad00\ucc30\ub418\ub294 \ub300\ubd80\ubd84\uc758 \uad00\uacc4\ub294 \uadf8\ub807\uac8c \uc815\ud655\ud558\uc9c0 \uc54a\ub2e4. \uadf8\ub807\uc9c0\ub9cc \uc8fc\uc5b4\uc9c4 X\uac12\uc5d0 \ub300\ud55c Y\uac12\uc758 \uadfc\uc0ac\uce58\ub97c \uc608\uc5b8\ud558\uae30 \uc704\ud574\uc11c \uc774 \ubc29\uc815\uc2dd\uc740 \uc5ec\uc804\ud788 \uc720\uc6a9\ud560 \uc218 \uc788\ub2e4. <\/p>\n

\u203b \ud68c\uadc0\uc0c1\uc218\uc640 \ud68c\uadc0\uc120<\/p>\n

\ub9cc\uc77c \uad00\uacc4\uc131\uc774 \ub300\ub7b5 \uc9c1\uc120\uc801\uc774\ub77c\uba74, \ub2e4\uc74c \uacfc\uc81c\ub294 \uadf8 \uc9c1\uc120\uc801 \uad00\uacc4\ub97c \uac00\uc7a5 \uc798 \uae30\uc220\ud558\ub294 \uc9c1\uc120\uc758 \ubc29\uc815\uc2dd\uc744 \uacb0\uc815\ud558\ub294 \uac83\uc774\ub2e4. \uc0b0\ud3ec\ub3c4\uc5d0\uc11c \uac70\uc758 \ubaa8\ub4e0 \uc810\ub4e4\uc774 \uc815\ud655\ud788 \uc9c1\uc120 \uc704\uc5d0 \ub5a8\uc5b4\uc9c0\uc9c0 \uc54a\ub294\ub2e4 \ud558\ub354\ub77c\ub3c4 \uadf8\ub807\uac8c \ud558\ub294 \uac83\uc774 \uc720\uc6a9\ud558\ub2e4. <\/p>\n

\ubaa8\ub4e0 \uc810\ub4e4\uc774 \uc9c1\uc120\uc0c1\uc5d0 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 \uc774\uc720
\n1) \uac1c\uc778\ucc28
\n2) \uce21\uc815\uc624\ucc28
\n3) \ube44\uc2e0\ub8b0\uc131<\/p>\n

\ub450 \ubcc0\uc778 \uc0ac\uc774\uc758 \uad00\uc131\uc744 \uae30\uc220\ud558\ub294 \uc9c1\uc120\uc740 \ud68c\uadc0\uc120 (y \u0302) \uc774\uba74, \ud68c\uadc0\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4. <\/p>\n

y \u0302 = bX + a<\/p>\n

\uad00\uacc4\uc131\uc744 \uac00\uc7a5 \uc798 \uae30\uc220\ud558\ub294 \ud68c\uadc0\uc120\uc758 \ud68c\uadc0\uc0c1\uc218\ub97c \uacb0\uc815\ud574\uc57c\ud558\ub294\ub370, \uac00\ub2a5\ud55c \ub9ce\uc740 \uc9c1\uc120\ub4e4 \uc911 \uc5b4\ub290 \uc9c1\uc120\uc774 \uac00\uc7a5 \uc88b\uc740\uac00\ub97c \uacb0\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uae30\uc900\uc740 \ucd5c\uc18c\uc790\uc2b9\uae30\uc900(least square criterion)\uc774\ub2e4.<\/p>\n

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

\ubaa9\ucc28 \uc5c6\uc74c \ubcf8\ubb38\ub0b4\uc6a9 \u203b \ud68c\uadc0\ubd84\uc11d\uc758 \uc720\ud615 * \ud68c\uadc0 (regression) : \ubcc0\uc778\ub4e4\uac04\uc758 \uad00\uacc4\ub97c \uae30\uc220\ud558\uace0, \ud55c \ubcc0\uc778\uc5d0 \uadfc\uac70\ud558\uc5ec \ub2e4\ub978 \ubcc0\uc778\uc744 \uc608\uc5b8\ud558\ub294 \ub2e4\uc591\ud55c \uae30\ubc95\ub4e4\uc744 \uc758\ubbf8. * \uc608\uc2dc : \uc218\ub2a5\uc810\uc218\uac00 1\ud559\ub144 \ub54c\uc758 \ud559\uc810\uacfc \uad00\ub828\ub418\ub294\uc9c0, \ub9cc\uc77c \uad00\ub828\uc774 \uc788\ub2e4\uba74 \uadf8 \uad00\uacc4\ub294 \uc5b4\ub290 \uc815\ub3c4 \uac15\ud55c\uc9c0\ub97c \uc54c\uace0 \uc2f6\ub2e4\uace0 \uac00\uc815\ud574\ubcf4\uc790. \uc810\uc218\uac00 1\ud559\ub144 \ud559\uc810\uacfc \ub9e4\uc6b0 \uac15\ud558\uac8c \uad00\ub828\ub418\ub294\uac00 \uc544\ub2c8\uba74 \uc57d\ud558\uac8c \uad00\ub828\ub418\ub294\uac00? \ub9cc\uc77c \uadf8 \uad00\uacc4\uac00 \ucda9\ubd84\ud788 \uac15\ud558\ub2e4\uba74, […]<\/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":[26906,2210,29445,29443,19570],"class_list":["post-23722","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26906","tag-2210","tag-29445","tag-29443","tag-19570"],"_links":{"self":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/23722","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=23722"}],"version-history":[{"count":0,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/posts\/23722\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=23722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/categories?post=23722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.agentsoft.co.kr\/index.php\/wp-json\/wp\/v2\/tags?post=23722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}