State the multiple regression equation

Assignment Help Management Theories

Reference no: EM133501886

Case: A consumer organization wants to develop a regression model to predict gasoline mileage (as measured by miles per gallon) based on the horsepower of the car's engine and the weight of the car, in pounds. A sample of 50 recent car models was selected, with the results recorded in the file auto.xls.

Question 1: State the multiple regression equation.

Question 2: Interpret the meaning of the slopes, b, and b,, in this problem.

Question 3: Explain why the regression coefficient, b has no practical meaning in the context of this problem.

Question 4: Predict the mean miles per gallon for cars that have 60 horsepower and weigh 2,000 pounds.

Reference no: EM133501886

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