the equation used to predict college gpa (range 0-4.0) is y^=0.15=0.54x1+0.002x2, where x1 is high school gpa (range 0-4.0) and x2 is college board score (range 200-800). Use the multiple regression equation to predict college gpa for a high school gpa of 3.6 and a college board score of 600.