Questions 12-15. A microeconomist wants to determine how cor…
Questions 12-15. A microeconomist wants to determine how corporate sales are influenced by capital and wage spending by companies. She proceeds to randomly select 23 large corporations and record information in millions of dollars. The software output below shows results of this multiple regression. SUMMARY OUTPUT Regression Statistics Multiple R 0.817 R Square 0.667 Adjusted R Square 0.641 Standard Error 18768.39 Observations 23 ANOVA df SS MS F Signif F Regression 2 15579889265 7789944633 22.11467 0.0001 Residual 20 7045045703 352252285 Total 22 22624934968 Coeff StdError t Stat P-value Intercept 15742.78 6138.7823 2.564 0.0185 Capital 0.1115 0.1923 0.580 0.5684 Wages 7.0753 1.4797 4.782 0.0001