变量

系数

标准误差

t值

P > |t|

95%的置信区间

dt

4.594

1.282

3.580

0.000

2.073

7.116

size

2.054

1.285

1.600

0.111

−0.473

4.581

zcfzl

−0.310

0.050

−6.210

0.000

−0.408

−0.212

ystb

0.019

0.011

1.760

0.079

−0.002

0.040

zzczz

9.892

2.637

3.750

0.000

4.707

15.076

constant

−35.800

28.246

−1.270

0.206

−91.330

19.731

R-sq:

0.220