模型y3 | B | 标准错误 | T | 显著性 | VIF |
常量 | 6613.737 | 2748.12 | 2.407 | 0.029* |
|
x1 | −1744.43 | 629.134 | −2.773 | 0.014* | 1.259 |
x2 | 6.814 | 3.13 | 2.177 | 0.046* | 4.948 |
x4 | 0.602 | 0.099 | 6.064 | 0.000** | 4.902 |