Variable

Coefficient

Std. Error

t-Statistic

Prob.

C

30,141.07

33,293.99

0.905301

0.3739

X₂

0.136555

0.062815

2.173915

0.0394

X₃

−101.5036

51.65700

−1.964953

0.0606

X₄

166.1518

43.55662

3.814616

0.0008