SUMMARY OUTPUT Regression Statistics Multiple R 0.952542449 R Square 0.907337116 Adjusted R S 0.893710222 Standard Err 62316.63071 Observations 40 ANOVA df SS MS F Significance F Regression 5 1.2929E+12 2.5857E+11 66.58429074 1.3993E-16 Residual 34 1.3203E+11 3883362463 Total 39 1.4249E+12 Coefficients itandard Errol t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 259264.9026 273933.816 0.94645088 0.35059702 -297435.59 815965.3971 -297435.59 815965.3971 Price ($) -124409.0466 16644.6623 -7.474411 1.13009E-08 -158235.07 -90583.02294 -158235.07 -90583.02294 Advertising E 4.690100652 1.59642532 2.93787664 0.005897113 1.44577407 7.934427236 1.44577407 7.934427236 Competitors' 43522.18104 13749.2504 3.1654221 0.003259576 15580.3424 71464.01969 15580.3424 71464.01969 Income ($) 5.878410577 3.63932158 1.61524901 0.115499978 -1.5175807 13.27440187 -1.5175807 13.27440187 Population 0.034196262 0.00387962 8.81432163 2.66344E-10 0.02631192 0.042080609 0.02631192 0.042080609