{"id":646,"date":"2026-01-02T12:20:02","date_gmt":"2026-01-02T03:20:02","guid":{"rendered":"http:\/\/waurimal.kr\/?p=646"},"modified":"2026-01-05T21:37:01","modified_gmt":"2026-01-05T12:37:01","slug":"chap31-%eb%8f%99%ec%a0%81-%ea%b5%ac%ec%a1%b0%eb%b0%a9%ec%a0%95%ec%8b%9d-%eb%aa%a8%eb%8d%b8%eb%a7%81dynamic-structural-equation-modeling","status":"publish","type":"post","link":"http:\/\/waurimal.kr\/?p=646","title":{"rendered":"Chap 31. \ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling)"},"content":{"rendered":"\n<p>\uc548\ub155\ud558\uc138\uc694? <br>\uc774\ubc88\uc5d0\ub294 \ud604\ub300 \uc885\ub2e8 \uc5f0\uad6c\uc758 \uc815\uc218\ub77c\uace0 \ud560 \uc218 \uc788\ub294 <strong>\ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling, \uc774\ud558 DSEM)<\/strong>\uc5d0 \ub300\ud574 \ud568\uaed8 \ud0d0\uad6c\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uacfc\uac70\uc5d0\ub294 \ud559\uc0dd\ub4e4\uc758 \ubcc0\ud654\ub97c \uce21\uc815\ud558\uae30 \uc704\ud574 \ud559\uae30 \ucd08\uc640 \ud559\uae30 \ub9d0, \ub450 \ubc88\uc758 \uac80\uc0ac(Pre-Post)\uc5d0 \uc758\uc874\ud558\uace4 \ud588\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud559\uc0dd\uc758 \uc2ec\ub9ac\ub098 \ud559\uc2b5 \uc0c1\ud0dc\ub294 \ub9e4\uc2dc\uac04, \ub9e4\uc77c \uc694\ub3d9\uce69\ub2c8\ub2e4. DSEM\uc740 \uc774\ub7ec\ud55c <strong>\uc9d1\uc911 \uc885\ub2e8 \ub370\uc774\ud130(Intensive Longitudinal Data)<\/strong>\ub97c \ubd84\uc11d\ud558\uae30 \uc704\ud574 <strong>\uc2dc\uacc4\uc5f4 \ubd84\uc11d, \ub2e4\uce35 \ubaa8\ud615(MLM), \uadf8\ub9ac\uace0 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ud615(SEM)<\/strong>\uc744 \ud558\ub098\ub85c \ud1b5\ud569\ud55c \ud601\uc2e0\uc801\uc778 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc624\ub298 \uc6b0\ub9ac\ub294 \uc774 \uc774\ub860\uc744 \uad50\uc721 \ud604\uc7a5\uc758 \uc608\uc2dc\ub97c \ud1b5\ud574 \uc544\uc8fc \uc27d\uac8c \ud480\uc5b4\ubcf4\uace0, \uc2e4\uc81c\ub85c \uc5b4\ub5bb\uac8c \ub370\uc774\ud130\ub97c \ub2e4\ub8e8\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. DSEM\uc758 \ud575\uc2ec: \uc138 \uac00\uc9c0 \uc804\ud1b5\uc758 \uacb0\ud569<\/h2>\n\n\n\n<p>DSEM\uc740 \ub2e8\uc21c\ud788 \ubcf5\uc7a1\ud55c \ud1b5\uacc4\uac00 \uc544\ub2c8\ub77c, \uc6b0\ub9ac\uac00 \ub370\uc774\ud130\ub97c \ubc14\ub77c\ubcf4\ub294 \uc138 \uac00\uc9c0 \uad00\uc810\uc744 \ud569\uce5c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\uc2dc\uacc4\uc5f4 \ubd84\uc11d (<\/strong><math data-latex=\"N=1\"><semantics><mrow><mi>N<\/mi><mo>=<\/mo><mn>1<\/mn><\/mrow><annotation encoding=\"application\/x-tex\">N=1<\/annotation><\/semantics><\/math><strong>):<\/strong> \ud55c \ud559\uc0dd\uc774 \uc5b4\uc81c\uc758 \ud559\uc2b5 \ubb34\uae30\ub825\uc5d0\uc11c \uc624\ub298 \uc5bc\ub9c8\ub098 \uc601\ud5a5\uc744 \ubc1b\ub294\uc9c0(\uc790\uae30\ud68c\uadc0), \ub610\ub294 \uc5b4\uc81c\uc758 \uc2a4\ud2b8\ub808\uc2a4\uac00 \uc624\ub298\uc758 \ud559\uc2b5 \ucc38\uc5ec\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \uc8fc\ub294\uc9c0(\uad50\ucc28 \uc9c0\uc5f0)\ub97c \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub2e4\uce35 \ubaa8\ud615 (Multilevel):<\/strong> \ud559\uc0dd\ub4e4\ub9c8\ub2e4 \uc2a4\ud2b8\ub808\uc2a4\uc5d0 \ubc18\uc751\ud558\ub294 \uc815\ub3c4\uac00 \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac1c\uc778\ucc28\ub97c &#8216;\ubb34\uc791\uc704 \ud6a8\uacfc(Random Effects)&#8217;\ub85c \ub2e4\ub8f9\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uad6c\uc870\ubc29\uc815\uc2dd (SEM):<\/strong> \uadf8 \uac1c\uc778\ucc28(\uc608: \uc2a4\ud2b8\ub808\uc2a4\uc5d0 \ubbfc\uac10\ud55c \uc815\ub3c4)\uac00 \uadf8 \ud559\uc0dd\uc758 &#8216;\ud68c\ubcf5\ud0c4\ub825\uc131&#8217;\uc774\ub77c\ub294 \uc7a0\uc7ac \ubcc0\uc218 \ub54c\ubb38\uc740 \uc544\ub2cc\uc9c0, \ud639\uc740 \uc131\uc801\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294\uc9c0 \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">2. \uad50\uc721 \ud604\uc7a5 \uc0ac\ub840: &#8220;\ud559\uc2b5 \uc2a4\ud2b8\ub808\uc2a4\uc640 \uc218\uc5c5 \ucc38\uc5ec&#8221;<\/h2>\n\n\n\n<p>\uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud574 \uac00\uc0c1\uc758 \uc2dc\ub098\ub9ac\uc624\ub97c \ub9cc\ub4e4\uc5b4 \ubd05\uc2dc\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\uc5f0\uad6c \uc2a4\ud1a0\ub9ac:<\/p>\n\n\n\n<p>\uc5b4\ub290 \uace0\ub4f1\ud559\uad50\uc5d0\uc11c \ud559\uc0dd\ub4e4\uc758 <strong>&#8216;\uc218\uc5c5 \ucc38\uc5ec\ub3c4(Engagement)&#8217;<\/strong>\uc640 &#8216;\ud559\uc5c5 \uc2a4\ud2b8\ub808\uc2a4(Stress)&#8217; \uc0ac\uc774\uc758 \uc5ed\ub3d9\uc744 \uc5f0\uad6c\ud569\ub2c8\ub2e4. 100\uba85\uc758 \ud559\uc0dd\uc5d0\uac8c \uc2a4\ub9c8\ud2b8\ud3f0 \uc571\uc744 \ud1b5\ud574 10\uc77c\uac04 \ud558\ub8e8 5\ubc88\uc529 \uc2e4\uc2dc\uac04\uc73c\ub85c \uc0c1\ud0dc\ub97c \uae30\ub85d\ud558\uac8c \ud588\uc2b5\ub2c8\ub2e4(\uacbd\ud5d8\uc0d8\ud50c\ub9c1\ubc95). \uc5f0\uad6c \uc911\uac04\uc5d0 \uc77c\ubd80 \ud559\uae09\uc5d0\ub294 &#8216;\uba85\uc0c1 \ud504\ub85c\uadf8\ub7a8(\ucc98\uce58)&#8217;\uc744 \uc2e4\uc2dc\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">\uc8fc\uc694 \ubcc0\uc218 \uc815\uc758<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><math data-latex=\"y_{it}\"><semantics><msub><mi>y<\/mi><mrow><mi>i<\/mi><mi>t<\/mi><\/mrow><\/msub><annotation encoding=\"application\/x-tex\">y_{it}<\/annotation><\/semantics><\/math><strong> (\uc218\uc5c5 \ucc38\uc5ec\ub3c4):<\/strong> <math data-latex=\"i\"><semantics><mi>i<\/mi><annotation encoding=\"application\/x-tex\">i<\/annotation><\/semantics><\/math>\ubc88\uc9f8 \ud559\uc0dd\uc758 <math data-latex=\"t\"><semantics><mi>t<\/mi><annotation encoding=\"application\/x-tex\">t<\/annotation><\/semantics><\/math>\uc2dc\uc810 \ucc38\uc5ec\ub3c4.<\/li>\n\n\n\n<li><math data-latex=\"x_{it}\"><semantics><msub><mi>x<\/mi><mrow><mi>i<\/mi><mi>t<\/mi><\/mrow><\/msub><annotation encoding=\"application\/x-tex\">x_{it}<\/annotation><\/semantics><\/math><strong> (\ud559\uc5c5 \uc2a4\ud2b8\ub808\uc2a4):<\/strong> \uc774\uc804 \uce21\uc815 \uc2dc\uc810\ubd80\ud130 \ud604\uc7ac\uae4c\uc9c0 \uacaa\uc740 \uc2a4\ud2b8\ub808\uc2a4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. \ub2e8\uacc4\ubcc4 \ubaa8\ub378\ub9c1 \ubd84\uc11d<\/h2>\n\n\n\n<p>DSEM\uc758 \uc720\uc5f0\uc131\uc744 \ubcf4\uc5ec\uc8fc\uae30 \uc704\ud574 \uc138 \uac00\uc9c0 \ub2e8\uc77c \uc218\uc900(<math data-latex=\"N=1\"><semantics><mrow><mi>N<\/mi><mo>=<\/mo><mn>1<\/mn><\/mrow><annotation encoding=\"application\/x-tex\">N=1<\/annotation><\/semantics><\/math>) \ubaa8\ub378\ubd80\ud130 \uc2dc\uc791\ud574 \ubd05\uc2dc\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1\ub2e8\uacc4: \ub2e8\uc21c \ud68c\uadc0 \ubaa8\ub378 (Model 1)<\/h3>\n\n\n\n<p>\ub3d9\uc77c \uc2dc\uc810\uc758 \uc2a4\ud2b8\ub808\uc2a4\uac00 \ucc38\uc5ec\ub3c4\uc5d0 \uc8fc\ub294 \uc601\ud5a5\uc744 \ubd05\ub2c8\ub2e4.<\/p>\n\n\n\n<p><math data-latex=\"y_{t} = \\nu + \\beta x_{t} + \\zeta_{t}\"><semantics><mrow><msub><mi>y<\/mi><mi>t<\/mi><\/msub><mo>=<\/mo><mi>\u03bd<\/mi><mo>+<\/mo><mi>\u03b2<\/mi><msub><mi>x<\/mi><mi>t<\/mi><\/msub><mo>+<\/mo><msub><mi>\u03b6<\/mi><mi>t<\/mi><\/msub><\/mrow><annotation encoding=\"application\/x-tex\">y_{t} = \\nu + \\beta x_{t} + \\zeta_{t}<\/annotation><\/semantics><\/math><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uad50\uc721\uc801 \uc758\ubbf8:<\/strong> \uc9c0\uae08 \ub2f9\uc7a5 \uc2a4\ud2b8\ub808\uc2a4\ub97c \ubc1b\uc73c\uba74 \uc9c0\uae08 \uc218\uc5c5 \ucc38\uc5ec\ub3c4\uac00 \ub5a8\uc5b4\uc9c0\ub294\uc9c0\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2\ub2e8\uacc4: \uc2dc\uacc4\uc5f4 \ubaa8\ub378 (Model 2)<\/h3>\n\n\n\n<p>\uc5ec\uae30\uc5d0 <strong>\uc790\uae30\ud68c\uadc0(Autoregression, <\/strong><math data-latex=\"\\phi\"><semantics><mi>\u03d5<\/mi><annotation encoding=\"application\/x-tex\">\\phi<\/annotation><\/semantics><\/math><strong>)<\/strong>\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><math data-latex=\"y_{t} = \\nu + \\phi y_{t-1} + \\beta x_{t} + \\zeta_{t}\"><semantics><mrow><msub><mi>y<\/mi><mi>t<\/mi><\/msub><mo>=<\/mo><mi>\u03bd<\/mi><mo>+<\/mo><mi>\u03d5<\/mi><msub><mi>y<\/mi><mrow><mi>t<\/mi><mo>\u2212<\/mo><mn>1<\/mn><\/mrow><\/msub><mo>+<\/mo><mi>\u03b2<\/mi><msub><mi>x<\/mi><mi>t<\/mi><\/msub><mo>+<\/mo><msub><mi>\u03b6<\/mi><mi>t<\/mi><\/msub><\/mrow><annotation encoding=\"application\/x-tex\">y_{t} = \\nu + \\phi y_{t-1} + \\beta x_{t} + \\zeta_{t}<\/annotation><\/semantics><\/math><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uad50\uc721\uc801 \uc758\ubbf8:<\/strong> <strong>\uad00\uc131(Inertia)<\/strong> \uac1c\ub150\uc785\ub2c8\ub2e4. \uc218\uc5c5\uc5d0 \ud55c \ubc88 \uc9d1\uc911\ud558\uae30 \uc2dc\uc791\ud55c \ud559\uc0dd\uc774 \uadf8 \uc0c1\ud0dc\ub97c \uc5bc\ub9c8\ub098 \uc720\uc9c0\ud558\ub294\uc9c0(<math data-latex=\"\\phi\"><semantics><mi>\u03d5<\/mi><annotation encoding=\"application\/x-tex\">\\phi<\/annotation><\/semantics><\/math>)\ub97c \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3\ub2e8\uacc4: \uc774\ubcc0\ub7c9 \uc2dc\uacc4\uc5f4 \ubaa8\ub378 (Model 3)<\/h3>\n\n\n\n<p>\uc2a4\ud2b8\ub808\uc2a4\uc640 \ucc38\uc5ec\ub3c4\uac00 \uc11c\ub85c \uc8fc\uace0\ubc1b\ub294 \uc601\ud5a5\uc744 \ubaa8\ub450 \uace0\ub824\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><math data-latex=\"y_{t} = \\nu_{y} + \\phi_{y} y_{t-1} + \\beta_{y} x_{t} + \\zeta_{yt}\"><semantics><mrow><msub><mi>y<\/mi><mi>t<\/mi><\/msub><mo>=<\/mo><msub><mi>\u03bd<\/mi><mi>y<\/mi><\/msub><mo>+<\/mo><msub><mi>\u03d5<\/mi><mi>y<\/mi><\/msub><msub><mi>y<\/mi><mrow><mi>t<\/mi><mo>\u2212<\/mo><mn>1<\/mn><\/mrow><\/msub><mo>+<\/mo><msub><mi>\u03b2<\/mi><mi>y<\/mi><\/msub><msub><mi>x<\/mi><mi>t<\/mi><\/msub><mo>+<\/mo><msub><mi>\u03b6<\/mi><mrow><mi>y<\/mi><mi>t<\/mi><\/mrow><\/msub><\/mrow><annotation encoding=\"application\/x-tex\">y_{t} = \\nu_{y} + \\phi_{y} y_{t-1} + \\beta_{y} x_{t} + \\zeta_{yt}<\/annotation><\/semantics><\/math><\/p>\n\n\n\n<p><math data-latex=\"x_{t} = \\nu_{x} + \\phi_{x} x_{t-1} + \\beta_{x} y_{t-1} + \\zeta_{xt}\"><semantics><mrow><msub><mi>x<\/mi><mi>t<\/mi><\/msub><mo>=<\/mo><msub><mi>\u03bd<\/mi><mi>x<\/mi><\/msub><mo>+<\/mo><msub><mi>\u03d5<\/mi><mi>x<\/mi><\/msub><msub><mi>x<\/mi><mrow><mi>t<\/mi><mo>\u2212<\/mo><mn>1<\/mn><\/mrow><\/msub><mo>+<\/mo><msub><mi>\u03b2<\/mi><mi>x<\/mi><\/msub><msub><mi>y<\/mi><mrow><mi>t<\/mi><mo>\u2212<\/mo><mn>1<\/mn><\/mrow><\/msub><mo>+<\/mo><msub><mi>\u03b6<\/mi><mrow><mi>x<\/mi><mi>t<\/mi><\/mrow><\/msub><\/mrow><annotation encoding=\"application\/x-tex\">x_{t} = \\nu_{x} + \\phi_{x} x_{t-1} + \\beta_{x} y_{t-1} + \\zeta_{xt}<\/annotation><\/semantics><\/math><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uad50\uc721\uc801 \uc758\ubbf8:<\/strong> \uc2a4\ud2b8\ub808\uc2a4\uac00 \ucc38\uc5ec\ub3c4\ub97c \ub0ae\ucd94\uae30\ub3c4 \ud558\uc9c0\ub9cc(<math data-latex=\"\\beta_{y}\"><semantics><msub><mi>\u03b2<\/mi><mi>y<\/mi><\/msub><annotation encoding=\"application\/x-tex\">\\beta_{y}<\/annotation><\/semantics><\/math>), \ubc18\ub300\ub85c \uc5b4\uc81c \uc218\uc5c5\uc5d0 \ucc38\uc5ec\ud558\uc9c0 \ubabb\ud55c \uc790\ucc45\uac10\uc774 \uc624\ub298 \ub354 \ud070 \uc2a4\ud2b8\ub808\uc2a4\ub97c \uc720\ubc1c\ud558\ub294\uc9c0(<math data-latex=\"\\beta_{x}\"><semantics><msub><mi>\u03b2<\/mi><mi>x<\/mi><\/msub><annotation encoding=\"application\/x-tex\">\\beta_{x}<\/annotation><\/semantics><\/math>) \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">4. \ub2e4\uce35 DSEM\uacfc SEM\uc758 \uacb0\ud569<\/h2>\n\n\n\n<p>\uc774\uc81c \uc774\ub97c \uc804\uccb4 \ud559\uc0dd\uc73c\ub85c \ud655\uc7a5\ud569\ub2c8\ub2e4. \ubaa8\ub4e0 \ud559\uc0dd\uc758 <math data-latex=\"\\phi\"><semantics><mi>\u03d5<\/mi><annotation encoding=\"application\/x-tex\">\\phi<\/annotation><\/semantics><\/math>\ub098 <math data-latex=\"\\beta\"><semantics><mi>\u03b2<\/mi><annotation encoding=\"application\/x-tex\">\\beta<\/annotation><\/semantics><\/math>\uac00 \uac19\uc744 \uc21c \uc5c6\uaca0\uc8e0? DSEM\uc740 \uc774 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc744 <strong>\ubb34\uc791\uc704 \uc2ac\ub85c\ud504(Random Slopes)<\/strong>\ub85c \ucc98\ub9ac\ud558\uc5ec \ud559\uc0dd\ub9c8\ub2e4 \ub2e4\ub978 \uac12\uc744 \uac16\uac8c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub610\ud55c, \uc774\ub7ec\ud55c \uac1c\uc778\ucc28\ub97c &#8216;\uae30\ucd08 \ud559\ub825&#8217;\uc774\ub098 &#8216;\uc131\uaca9&#8217; \uac19\uc740 \ubcc0\uc218\ub85c \uc124\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, <strong>&#8216;\uc6b0\uc6b8\uac10(Depression)&#8217;<\/strong> \uc810\uc218\uac00 \ub192\uc740 \ud559\uc0dd\uc77c\uc218\ub85d \uc2a4\ud2b8\ub808\uc2a4\uac00 \ucc38\uc5ec\ub3c4\ub97c \ub5a8\uc5b4\ub728\ub9ac\ub294 \ud6a8\uacfc(<math data-latex=\"\\beta_{y}\"><semantics><msub><mi>\u03b2<\/mi><mi>y<\/mi><\/msub><annotation encoding=\"application\/x-tex\">\\beta_{y}<\/annotation><\/semantics><\/math>)\uac00 \ub354 \uac15\ub825\ud558\uac8c \ub098\ud0c0\ub098\ub294\uc9c0(\uad50\ucc28 \uc218\uc900 \uc0c1\ud638\uc791\uc6a9)\ub97c SEM \ubaa8\ub378\ub85c \uac80\uc99d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. \uc2e4\uc804 \ub370\uc774\ud130 \ubd84\uc11d (R \ud65c\uc6a9)<\/h2>\n\n\n\n<p>\ud604\uc7ac jamovi\uc758 \uae30\ubcf8 \ubaa8\ub4c8\uc5d0\ub294 Mplus \uc218\uc900\uc758 DSEM\uc744 \uc644\ubcbd\ud788 \uad6c\ud604\ud558\ub294 \uae30\ub2a5\uc774 \uc81c\ud55c\uc801\uc774\ubbc0\ub85c, \ud559\uacc4\uc5d0\uc11c \ub110\ub9ac \uc4f0\uc774\ub294 <strong>R\uc758 <code>brms<\/code> \ud328\ud0a4\uc9c0<\/strong>\ub97c \ud65c\uc6a9\ud55c \ubd84\uc11d \ucf54\ub4dc\ub97c \uc81c\uc548\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ubaa8\uc758 \ub370\uc774\ud130 \uc0dd\uc131 \ubc0f \ubd84\uc11d \uc2a4\ud06c\ub9bd\ud2b8<\/h3>\n\n\n\n<p>R<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \ud544\uc694\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac \ub85c\ub4dc\nlibrary(brms)\nlibrary(tidyverse)\n\n# 1. \ubaa8\uc758 \ub370\uc774\ud130 \uc0dd\uc131 (100\uba85 \ud559\uc0dd, 50\ud68c \ubc18\ubcf5 \uce21\uc815)\nset.seed(2026)\nn_students &lt;- 100\nn_timepoints &lt;- 50\n\nsim_data &lt;- expand.grid(student = 1:n_students, time = 1:n_timepoints) %&gt;%\n  group_by(student) %&gt;%\n  mutate(\n    # \ud559\uc5c5 \uc2a4\ud2b8\ub808\uc2a4 (X) \uc0dd\uc131\n    stress = arima.sim(list(ar = 0.3), n = n_timepoints) + rnorm(1, 0, 1),\n    # \uc218\uc5c5 \ucc38\uc5ec\ub3c4 (Y) \uc0dd\uc131: \uc790\uae30\ud68c\uadc0 + \uc2a4\ud2b8\ub808\uc2a4 \uc601\ud5a5 + \uac1c\uc778\ucc28\n    engagement = 0\n  )\n\n# \ucc38\uc5ec\ub3c4 \ub370\uc774\ud130 \uc0dd\uc131 (\ub3d9\uc801 \ud504\ub85c\uc138\uc2a4 \ubc18\uc601)\nfor(i in 2:n_timepoints) {\n  sim_data &lt;- sim_data %&gt;%\n    group_by(student) %&gt;%\n    mutate(engagement = ifelse(time == i, \n                               0.5 * lag(engagement) - 0.3 * stress + rnorm(1, 0, 0.5), \n                               engagement))\n}\n\n# 2. DSEM \ubaa8\ub378 \uad6c\uc131 (\uc790\uae30\ud68c\uadc0 \ubc0f \ubb34\uc791\uc704 \ud6a8\uacfc \ud3ec\ud568)\n# engagement_t ~ engagement_{t-1} + stress + (1 + engagement_{t-1} + stress | student)\nmodel_formula &lt;- bf(\n  engagement ~ 1 + lag_engagement + stress + (1 + lag_engagement + stress | student)\n)\n\n# \ub370\uc774\ud130 \uc804\ucc98\ub9ac: \uc2dc\ucc28 \ubcc0\uc218(Lag) \uc0dd\uc131\nsim_data &lt;- sim_data %&gt;%\n  group_by(student) %&gt;%\n  mutate(lag_engagement = lag(engagement)) %&gt;%\n  drop_na()\n\n# 3. \ubaa8\ub378 \ucd94\uc815 (Bayesian)\n# \uc2e4\uc81c \uc2e4\ud589 \uc2dc \uc2dc\uac04\uc774 \uc18c\uc694\ub418\ubbc0\ub85c iterations\ub294 \uc870\uc808 \ud544\uc694\nfit_dsem &lt;- brm(\n  formula = model_formula,\n  data = sim_data,\n  family = gaussian(),\n  cores = 4, \n  iter = 2000\n)\n\n# 4. \uacb0\uacfc \uc2dc\uac01\ud654\nsummary(fit_dsem)\nplot(conditional_effects(fit_dsem), points = TRUE)\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"374\" height=\"789\" src=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-1.png\" alt=\"\" class=\"wp-image-647\" srcset=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-1.png 374w, http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-1-142x300.png 142w\" sizes=\"auto, (max-width: 374px) 100vw, 374px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"374\" height=\"789\" src=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-2.png\" alt=\"\" class=\"wp-image-648\" srcset=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-2.png 374w, http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/fig31-2-142x300.png 142w\" sizes=\"auto, (max-width: 374px) 100vw, 374px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-file\"><a id=\"wp-block-file--media-3053d9d5-40e9-4a78-9694-8ebbe7a4932e\" href=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/chap31.csv\">chap31<\/a><a href=\"http:\/\/waurimal.kr\/wp-content\/uploads\/2026\/01\/chap31.csv\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-3053d9d5-40e9-4a78-9694-8ebbe7a4932e\">\ub2e4\uc6b4\ub85c\ub4dc<\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">6. \uacb0\ub860 \ubc0f \uc2dc\uc0ac\uc810<\/h2>\n\n\n\n<p>DSEM\uc740 \uad50\uc721 \uc5f0\uad6c\uc790\ub4e4\uc5d0\uac8c <strong>&#8220;\ud559\uc0dd\uc774 \uc5b4\ub5bb\uac8c \ubcc0\ud574\uac00\ub294\uac00?&#8221;<\/strong>\uc5d0 \ub300\ud55c \ud604\ubbf8\uacbd \uac19\uc740 \uc2dc\uac01\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uce58\ub8cc \ubc0f \uc911\uc7ac \ud6a8\uacfc \ud655\uc778:<\/strong> \uba85\uc0c1 \ud504\ub85c\uadf8\ub7a8\uc774 \ud559\uc0dd\uc758 \uc2a4\ud2b8\ub808\uc2a4 \ubbfc\uac10\ub3c4(<math data-latex=\"\\beta\"><semantics><mi>\u03b2<\/mi><annotation encoding=\"application\/x-tex\">\\beta<\/annotation><\/semantics><\/math>)\ub97c \uc2e4\uc81c\ub85c \ub0ae\ucd94\uc5c8\ub294\uc9c0 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc608\uce21\ub825:<\/strong> \ub2e8\uc21c\ud788 \ud604\uc7ac \uc0c1\ud0dc\ub97c \uc544\ub294 \uac83\uc744 \ub118\uc5b4, \uacfc\uac70\uc758 \ud328\ud134\uc744 \ud1b5\ud574 \ub0b4\uc77c\uc758 \ud559\uc2b5 \uc704\uae30\ub97c \uc608\uce21\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>DSEM\uc740 \uc544\uc9c1 \uc0c8\ub85c\uc6b4 \ubd84\uc57c\uc774\uae30\uc5d0 \uc794\ucc28\uc758 \uc815\uaddc\uc131 \uac00\uc815 \uc704\ubc18\uc774\ub098 \ubaa8\ud615 \uc801\ud569\ub3c4 \ud3c9\uac00 \ub4f1 \ud574\uacb0\ud574\uc57c \ud560 \uacfc\uc81c\ub4e4\uc774 \ub0a8\uc544 \uc788\uc9c0\ub9cc, \uc9d1\uc911 \uc885\ub2e8 \ub370\uc774\ud130\ub97c \ub2e4\ub8e8\ub294 \uac00\uc7a5 \uac15\ub825\ud55c \ub3c4\uad6c\uc784\uc740 \ud2c0\ub9bc\uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ucc38\uace0\ubb38\ud5cc<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Asparouhov, T., Hamaker, E. L., &amp; Muth\u00e9n, B. (2018). Dynamic structural equation modeling. <em>Structural Equation Modeling: A Multidisciplinary Journal<\/em>, <em>25<\/em>(3), 359-388.<\/li>\n\n\n\n<li>Bolger, N., Davis, A., &amp; Rafaeli, E. (2003). Diary methods: Capturing life as it is lived. <em>Annual Review of Psychology<\/em>, <em>54<\/em>, 579-616.<\/li>\n\n\n\n<li>Hamaker, E. L., Asparouhov, T., &amp; Muth\u00e9n, B. (2022). Dynamic structural equation modeling as a combination of time series modeling, multilevel modeling, and structural equation modeling. In <em>Handbook of Structural Equation Modeling<\/em>.<\/li>\n\n\n\n<li>Kuppens, P., Allen, N. B., &amp; Sheeber, L. B. (2010). Emotional inertia and psychological maladjustment. <em>Psychological Science<\/em>, <em>21<\/em>(7), 984-991.<\/li>\n\n\n\n<li>Raudenbush, S. W., &amp; Bryk, A. S. (2002). <em>Hierarchical linear models: Applications and data analysis methods<\/em> (2nd ed.). Sage.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\uc548\ub155\ud558\uc138\uc694? \uc774\ubc88\uc5d0\ub294 \ud604\ub300 \uc885\ub2e8 \uc5f0\uad6c\uc758 \uc815\uc218\ub77c\uace0 \ud560 \uc218 \uc788\ub294 \ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling, \uc774\ud558 DSEM)\uc5d0 \ub300\ud574 \ud568\uaed8 \ud0d0\uad6c\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uacfc\uac70\uc5d0\ub294 \ud559\uc0dd\ub4e4\uc758 \ubcc0\ud654\ub97c \uce21\uc815\ud558\uae30 \uc704\ud574 \ud559\uae30 \ucd08\uc640 \ud559\uae30 \ub9d0, \ub450 \ubc88\uc758 \uac80\uc0ac(Pre-Post)\uc5d0 \uc758\uc874\ud558\uace4 \ud588\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud559\uc0dd\uc758 \uc2ec\ub9ac\ub098 \ud559\uc2b5 \uc0c1\ud0dc\ub294 \ub9e4\uc2dc\uac04, \ub9e4\uc77c \uc694\ub3d9\uce69\ub2c8\ub2e4. DSEM\uc740 \uc774\ub7ec\ud55c \uc9d1\uc911 \uc885\ub2e8 \ub370\uc774\ud130(Intensive Longitudinal Data)\ub97c \ubd84\uc11d\ud558\uae30 \uc704\ud574 \uc2dc\uacc4\uc5f4 \ubd84\uc11d, \ub2e4\uce35 <a class=\"read-more\" href=\"http:\/\/waurimal.kr\/?p=646\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[300],"tags":[397,199,166,301,396],"class_list":["post-646","post","type-post","status-publish","format-standard","hentry","category-sem","tag-dynamic","tag-r","tag-sem","tag-301","tag-396"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Chap 31. \ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling) - WaurimaL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/waurimal.kr\/?p=646\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chap 31. \ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling) - WaurimaL\" \/>\n<meta property=\"og:description\" content=\"\uc548\ub155\ud558\uc138\uc694? \uc774\ubc88\uc5d0\ub294 \ud604\ub300 \uc885\ub2e8 \uc5f0\uad6c\uc758 \uc815\uc218\ub77c\uace0 \ud560 \uc218 \uc788\ub294 \ub3d9\uc801 \uad6c\uc870\ubc29\uc815\uc2dd \ubaa8\ub378\ub9c1(Dynamic Structural Equation Modeling, \uc774\ud558 DSEM)\uc5d0 \ub300\ud574 \ud568\uaed8 \ud0d0\uad6c\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uacfc\uac70\uc5d0\ub294 \ud559\uc0dd\ub4e4\uc758 \ubcc0\ud654\ub97c \uce21\uc815\ud558\uae30 \uc704\ud574 \ud559\uae30 \ucd08\uc640 \ud559\uae30 \ub9d0, \ub450 \ubc88\uc758 \uac80\uc0ac(Pre-Post)\uc5d0 \uc758\uc874\ud558\uace4 \ud588\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud559\uc0dd\uc758 \uc2ec\ub9ac\ub098 \ud559\uc2b5 \uc0c1\ud0dc\ub294 \ub9e4\uc2dc\uac04, \ub9e4\uc77c \uc694\ub3d9\uce69\ub2c8\ub2e4. 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