Question: A. Use the above results and write the multiple regression equation that can be used to predict sales and interpret the statical meaning of the

A. Use the above results and write the multiple regression equation that can be used to predict sales and interpret the statical meaning of the estimated slope coefficient b1(foradvertising expenditure). (10 points)

B. Estimate the sales volume for an advertising expenditure of 3.5 million dollars and 45 salespeople. Give your answer in dollars. Please show all the relevant calculations. (10 points)

C. At = 0.05, test to determine through an F-test if the fitted equation developed in Part A represents a significant relationship between the independent variables and the dependent variable. Please show all the relevant calculations. (10 points)

D. At = .05, test to see through a t-test if 1 is significantly different from zero. Please show all the relevant calculations. (10 points)

E. Determine the multiple coefficient of determination (R^2). Please show all the relevant calculations. (10 points)

F. Compute the adjusted coefficient of determination (Adj R^2). Please show all the relevant calculations. (10 points)

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