CP

−0.020777

0.006169

−3.368242

0.0012

NI

−0.004278

0.002468

−1.733726

0.0868

DL

−0.003180

0.001841

−1.727672

0.0879

R² = 0.657725

`R² = 0.598567

F值 = 11.11800

显著性水平

0.0000