| 系数 | 标准误差 | t | 概率 |
(常量) | −6426.857 | 2408.353 | −2.668569 | 0.0148 |
x1 | 0.261690 | 0.022989 | 11.38344 | 0 |
x3 | 0.23927 | 0.076105 | 3.152591 | 0.005 |
x4 | −0.233524 | 0.069708 | −3.350037 | 0.0032 |
x6 | −0.051258 | 0.022989 | 11.38344 | 0 |