| 模型y1 | B | 标准错误 | T | 显著性 | VIF |
| 常量 | 158981.195 | 33108.084 | 4.802 | 0.000** |
|
| x1 | −37354.127 | 7913.543 | −4.720 | 0.000** | 1.503 |
| x1 | −20.863 | 34.623 | −0.603 | 0.556 | 4.569 |
| x3 | 0.110 | 0.021 | 5.278 | 0.000** | 5.400 |