Variable

Coefficient

Std. Error

t-Statistic

Prob.

C

−22.6975

8.6593

−2.6212

0.0121

$X_1$

0.4999

0.4773

1.0474

0.3009

$X_2$

0.7689

0.1582

4.8612

0.0000

$X_3$

0.0026

0.6235

0.0040

0.9968

$X_4$

−0.5248

0.8823

−0.5948

0.5552

$X_5$

18.0949

1.0234

17.6806

0.0000

$X_6$

−0.5210

0.2316

−2.2500

0.0297

$X_7$

−0.2133

0.2421

−0.8811

0.3833

R-squared

0.9420

Mean dependent var

16.9814

Adjusted R-squared

0.9324

S.D. dependent var

11.0344

S.E. of regression

2.8696

Akaike info criterion

5.0918

Sum squared resid

345.8446

Schwarz criterion

5.3978

Log likelihood

−119.2961

Hannan-Quinn criter

5.2083

F-statistic

97.5059

Durbin-Watson stat

1.9851

Prob (F-statistic)

0.0000