Mplus model10 模型讲解

来自图书《MPlus中介调节模型》

Mplus 中介、调节和调节中介模型代码速查教程

  • 理论模型
  • 数学模型
  • 数学推导
  • 代码解读

理论模型

数学模型

数学公式1

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ

数学公式2

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ) + c1'X + c2'W + c3'Z + c4'XW + c5'XZ

数学公式3

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ) + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ

数学公式4

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ) + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = (b0 + a0b1 + a2b1W + a3b1Z + c2'W + c3'Z) + (a1b1 + a4b1W + a5b1Z + c1' + c4'W + c5'Z)X

数学公式5

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ) + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = (b0 + a0b1 + a2b1W + a3b1Z + c2'W + c3'Z) + (a1b1 + a4b1W + a5b1Z + c1' + c4'W + c5'Z)X
X对Y的间接效应 (在W, Z的条件下): a1b1 + a4b1W + a5b1Z = (a1 + a4W + a5Z)b1

数学公式6

Y = b0 + b1M + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
M = a0 + a1X + a2W + a3Z + a4XW + a5XZ
Y = b0 + b1(a0 + a1X + a2W + a3Z + a4XW + a5XZ) + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = b0 + a0b1 + a1b1X + a2b1W + a3b1Z + a4b1XW + a5b1XZ + c1'X + c2'W + c3'Z + c4'XW + c5'XZ
Y = (b0 + a0b1 + a2b1W + a3b1Z + c2'W + c3'Z) + (a1b1 + a4b1W + a5b1Z + c1' + c4'W + c5'Z)X
X对Y的间接效应 (在W, Z的条件下): a1b1 + a4b1W + a5b1Z = (a1 + a4W + a5Z)b1
X对Y的直接效应 (在W, Z的条件下): c1' + c4'W + c5'Z

代码解读1

USEVARIABLES = X M W Z Y XW XZ;

代码解读2

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

代码解读3

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

代码解读4

USEVARIABLES = X M W Z Y XW XZ;
DEFINE:
 XW = X*W;
 XZ = X*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON X (cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);

代码解读5

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

代码解读6

USEVARIABLES = X M W Z Y XW XZ;
DEFINE:
 XW = X*W;
 XZ = X*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON X (cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
[M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
MODEL CONSTRAINT:
 NEW(LOW_W MED_W HIGH_W LOW_Z MED_Z HIGH_Z ...);
 LOW_W = #LOWW; ...

代码解读7

USEVARIABLES = X M W Z Y XW XZ;
DEFINE:
 XW = X*W;
 XZ = X*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON X (cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
[M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
MODEL CONSTRAINT:
 NEW(LOW_W MED_W HIGH_W LOW_Z MED_Z HIGH_Z ...);
 LOW_W = #LOWW; ...
ILOW_LOZ = a1*b1 + a4*b1*LOW_W + a5*b1*LOW_Z; ...

代码解读8

USEVARIABLES = X M W Z Y XW XZ;
DEFINE:
 XW = X*W;
 XZ = X*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON X (cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
[M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
MODEL CONSTRAINT:
 NEW(LOW_W MED_W HIGH_W LOW_Z MED_Z HIGH_Z ...);
 LOW_W = #LOWW; ...
ILOW_LOZ = a1*b1 + a4*b1*LOW_W + a5*b1*LOW_Z; ...
DLOW_LOZ = cdash1 + cdash4*LOW_W + cdash5*LOW_Z; ...

代码解读9

USEVARIABLES = X M W Z Y XW XZ;
DEFINE:
 XW = X*W;
 XZ = X*Z;
ANALYSIS:
 TYPE = GENERAL;
 ESTIMATOR = ML;
 BOOTSTRAP = 10000;
MODEL:
 [Y] (b0);
 Y ON M (b1);
 Y ON X (cdash1);
 Y ON W (cdash2);
 Y ON Z (cdash3);
 Y ON XW (cdash4);
 Y ON XZ (cdash5);
[M] (a0);
 M ON X (a1);
 M ON W (a2);
 M ON Z (a3);
 M ON XW (a4);
 M ON XZ (a5);
MODEL CONSTRAINT:
 NEW(LOW_W MED_W HIGH_W LOW_Z MED_Z HIGH_Z ...);
 LOW_W = #LOWW; ...
ILOW_LOZ = a1*b1 + a4*b1*LOW_W + a5*b1*LOW_Z; ...
DLOW_LOZ = cdash1 + cdash4*LOW_W + cdash5*LOW_Z; ...
TLOW_LOZ = ILOW_LOZ + DLOW_LOZ; ...

代码解读10

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

代码解读11

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

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