| Non-standardized coefficient | Standardized coefficient | t | Significant | Collinearity statistics | ||
A | Standard error | Beta | Tolerance | VIF | |||
Constant | 0.667 | 0.042 |
| 15.801 | <0.001 |
|
|
IRH | 0.002 | 0.001 | 0.390 | 3.236 | 0.002 | 0.418 | 2.394 |
FAT | 0.005 | 0.001 | 0.438 | 3.729 | 0.001 | 0.440 | 2.274 |
ETT | −0.008 | 0.002 | −0.275 | −3.370 | 0.002 | 0.910 | 1.099 |