变量名称

样本量

平均值

标准差

最大值

最小值

lndigita

33,462

2.822

67.127

0

6.909

did

33,462

0.518

0.499

0

1

board

33,462

2.203

0.248

1.609

2.890

age

33,462

2.091

1.010

−0.693

3.332

growth

33,462

1.437

1.260

−7.464

36.171

lever

33,462

0.431

0.231

−1.237

4.454

indep

33,462

0.379

0.064

0.250

0.600

top1

33,462

34.129

15.152

−9.330

120.780