Y

X7

Y

t

p

t

p

t

p

X4

1.668

0.097

2.445

0.015

−0.373

0.709

X5

11.043

0.000

5.392

0.005

10.330

0.000

X6

12.188

0.000

10.728

0.000

5.081

0.000

X2

5.311

0.000

3.654

0.000

3.827

0.000

X7

20.025

0.000

调整R2

0.668

0.503

0.869

F

134.072

67.928

351.829