A student wanted to estimate the selling price ($00) of a second-hand laptop based on the processor speed (GHZ), the age (months) and the hard drive capacity (GB). EXCEL was used to create the following multiple linear regression.

SUMMARY OUTPUT Regression Statistics Multiple R 0.752 R Square 0.566 Adjusted R Square 0.305 Standard Error 0.507 Observations 9 ANOVA of SS MS F Significance F Regression 1.67 0.56 2.17 0. 21 Residual 5 1.28 0.26 Total 2.95 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept 1.48 0.98 1.51 0.19 -1.04 4.00 Processor speed 0.41 0.48 0.85 0.43 -0.83 1.66 Age -0.11 0.10 -1.01 0.36 -0.38 0.16 Hard Drive Capacity 0.16 0.07 2.38 0.06 -0.01 0.34