The dean of the business school at a small florida college wishes to determine whether the 9) grade-point average (gpa) of a graduating student can be used to predict the graduateʹs starting salary. more specifically, the dean wants to know whether higher gpas lead to higher starting salaries. records for 23 of last yearʹs business school graduates are selected at random, and data on gpa (x) and starting salary (y, in $thousands) for each graduate were used to fit the model