A university placement director is interested in the effect that grade point average (GPA) and the number of university activities listed on the

 A university placement director is interested in the effect that grade point average (GPA) and the number of university activities listed on the resume might have on the start salaries of this year's graduating class. He has collected these data for a sample of 10 graduate, and the information is shown below. (25 points)

a) Determine the multiple regression equation.

b) Interpret the partial regression coefficients.

c) Test the significance of individual coefficients.

d) Test the model significance.

e) Determine and interpret the coefficient of multiple determination