| 方程1:效标变量(Y) | 方程2:效标变量(M) | 方程3:效标变量(Y) | ||||||
B | SE | t | B | SE | t | B | SE | t | |
A | −0.00 | 0.03 | −0.03 | −0.03 | 0.03 | −1.17 | 0.00 | 0.02 | 0.09 |
X | 0.20 | 0.03 | 8.21*** | 0.13 | 0.03 | 5.35*** | 0.19 | 0.03 | 7.63*** |
U | 0.05 | 0.03 | 2.13* | −0.02 | 0.03 | −0.72 | 0.05 | 0.03 | 2.21* |
XU | 0.01 | 0.03 | 0.39 | −0.05 | 0.03 | −2.07* | 0.01 | 0.03 | 0.56 |
M |
|
|
|
|
|
| 0.10 | 0.03 | 4.13*** |
MU |
|
|
|
|
|
| 0.01 | 0.03 | 0.34 |
F | 19.44 | 8.11 | 15.98 | ||||||
ΔR2 | 0.05 | 0.02 | 0.06 |