QUESTION 6 Suppose we have a data set with five predictors, X1 =GPA, X2 = 1Q, X3 = Gender (1 for Female and 0 for Male), X4 = Interaction between GPA and IQ, and X5 = Interaction between GPA and Gender. The response is starting salary after graduation (in thousands of dollars). Suppose we use least squares to fit the m get the estimated model: Salary = 5.5 + 20X1 + 0.05X2 - 6.25X3 + 0.03X4 + 30X5 True or False: For a fixed value of IQ and GPA, males always earn more on average than females. O True False