Table 4: Results interpretation versus computational test.
(a)

Regression statistics

Multiple R 0.1700
R Square0.0289
Adjusted R square0.0176
Standard error19.1174
Observations88.0000

(b)

ANOVA
dfSSMSFSignificance F

Regression1.0000934.8518934.85182.55790.1134
Residual86.000031430.7391365.4737

Total87.000032365.5909

(c)

CoefficientsStandard errort statP value

Intercept82.93625.115616.21240.0000
Computational test−0.18780.1174−1.59930.1134