Exercise6: At the .05 signicance level, is there a dierence in the mean selling price of the homes among the ve township? Exercise-7: a) Let selling price be the dependent variable and size of the home the independent variable. Determine the regression equation and interpret. Estimate the selling price for home with an area of 2,200 square feet. Determine r, R2 and SE; . Interpret. b) Let selling price he the dependent variable and no. of bed rooms the independent variable. Determine the regression equation and interpret. Determine r, R2 and S}, . Interpret. Estimate the selling price for home with 5 bedrooms