Mplus model69 模型讲解

来自图书《MPlus中介调节模型》

使用Mplus构建包含中介、调节和调节中介效应的复杂模型

  • 理论模型
  • 数学模型
  • 数学推导
  • Mplus代码解读

理论模型

数学模型

数学公式1

Y = b0 + b1M + b2MW + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ

数学公式2

Y = b0 + b1M + b2MW + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ) + b2(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ)W + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ

数学公式3

Y = b0 + b1M + b2MW + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ) + b2(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ)W + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + a6b1WZ + a7b1XWZ + a0b2W + a1b2XW + a2b2WW + a3b2ZW + a4b2XWW + a5b2XZW + a6b2WWZ + a7b2XWWZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ

数学公式4

Y = b0 + b1M + b2MW + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ) + b2(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ)W + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + a6b1WZ + a7b1XWZ + a0b2W + a1b2XW + a2b2WW + a3b2ZW + a4b2XWW + a5b2XZW + a6b2WWZ + a7b2XWWZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
Y = (b0 + a0b1 + a2b1W + a3b1Z + a6b1WZ + a0b2W + a2b2WW + a3b2ZW + a6b2WWZ + c2'W + c3'Z + c6'WZ) + (a1b1 + a4b1W + a5b1Z + a7b1WZ + a1b2W + a4b2WW + a5b2ZW + a7b2WWZ + c1' + c4'W + c5'Z + c7'WZ)X

数学公式5

Y = b0 + b1M + b2MW + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ) + b2(a0 + a1X + a2W + a3Z + a4XW + a5XZ + a6WZ + a7XWZ)W + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + a6b1WZ + a7b1XWZ + a0b2W + a1b2XW + a2b2WW + a3b2ZW + a4b2XWW + a5b2XZW + a6b2WWZ + a7b2XWWZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ + c6'WZ + c7'XWZ
Y = (b0 + a0b1 + a2b1W + a3b1Z + a6b1WZ + a0b2W + a2b2WW + a3b2ZW + a6b2WWZ + c2'W + c3'Z + c6'WZ) + (a1b1 + a4b1W + a5b1Z + a7b1WZ + a1b2W + a4b2WW + a5b2ZW + a7b2WWZ + c1' + c4'W + c5'Z + c7'WZ)X
X对Y的间接效应(在W, Z条件下):(a1 + a4W + a5Z + a7WZ)(b1 + b2W)
X对Y的直接效应(在W, Z条件下):c1' + c4'W + c5'Z + c7'WZ

代码解读1

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;

代码解读2

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;

代码解读3

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;

代码解读4

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON MW (b2);
 Y ON X(cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
 Y ON WZ (cdash6);
 Y ON XWZ (cdash7);
 [M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
 M ON WZ (a6);
 M ON XWZ (a7);

代码解读5

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON MW (b2);
 Y ON X(cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
 Y ON WZ (cdash6);
 Y ON XWZ (cdash7);
 [M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
 M ON WZ (a6);
 M ON XWZ (a7);
MODEL CONSTRAINT:
 NEW(...);
 LOW_W = #LOWW;
 ...
 ILOW_LOZ = ...;
 ...
 TLOW_LOZ = ILOW_LOZ + DLOW_LOZ;
 ...

代码解读6

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON MW (b2);
 Y ON X(cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
 Y ON WZ (cdash6);
 Y ON XWZ (cdash7);
 [M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
 M ON WZ (a6);
 M ON XWZ (a7);
MODEL CONSTRAINT:
 NEW(...);
 LOW_W = #LOWW;
 ...
 ILOW_LOZ = ...;
 ...
 TLOW_LOZ = ILOW_LOZ + DLOW_LOZ;
 ...
PLOT(...);
 LOOP(XVAL,1,5,0.1);
 PLOW_LOZ = ILOW_LOZ*XVAL;
 ...
 PLOT: TYPE = plot2;

代码解读7

USEVARIABLES = X M W Z Y XW XZ WZ XWZ MW;
DEFINE:
 MW = M*W;
 XW = X*W;
 XZ = X*Z;
 WZ = W*Z;
 XWZ = X*W*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON MW (b2);
 Y ON X(cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
 Y ON WZ (cdash6);
 Y ON XWZ (cdash7);
 [M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
 M ON WZ (a6);
 M ON XWZ (a7);
MODEL CONSTRAINT:
 NEW(...);
 LOW_W = #LOWW;
 ...
 ILOW_LOZ = ...;
 ...
 TLOW_LOZ = ILOW_LOZ + DLOW_LOZ;
 ...
PLOT(...);
 LOOP(XVAL,1,5,0.1);
 PLOW_LOZ = ILOW_LOZ*XVAL;
 ...
 PLOT: TYPE = plot2;
OUTPUT: STAND CINT(bcbootstrap);

资源汇总

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