A regression analysis was performed and the summary output is shown below.   Regression Statistics Multiple R 0.7204030110.720403011 R Square 0.5189804980.518980498 Adjusted R Square 0.4986557300.498655730 Standard Error 8.5090076558.509007655 Observations 7575     ANOVA   dfdf SSSS MSMS F� Significance F� Regression 33 5546.3155546.315 1848.7721848.772 25.534425.5344 2.5815E-112.5815E-11 Residual 7171 5140.6285140.628 72.40372.403     Total 7474 10,686.94310,686.943           Step 1 of 2 :   How many independent variables are included in the regression model

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