Table 4: Results interpretation versus computational test.

(a)

Regression statistics Multiple R 0.1700 R Square 0.0289 Adjusted R square 0.0176 Standard error 19.1174 Observations 88.0000

(b)

ANOVA df SS MS F Significance F Regression 1.0000 934.8518 934.8518 2.5579 0.1134 Residual 86.0000 31430.7391 365.4737     Total 87.0000 32365.5909

(c)

Coefficients Standard error t stat P value Intercept 82.9362 5.1156 16.2124 0.0000 Computational test −0.1878 0.1174 −1.5993 0.1134