(Solved): Question 3 When predicting College GPA using High School GPA and the categorical variable Family, ...

Question 3 When predicting College GPA using High School GPA and the categorical variable Family, the model output is the following general equation: CollegeGPA = 1.49 +0.46*HSGPA+ 0.01* FamilyOldestChild + 0.01 *Family OnlyChild + 0.12*FamilyYoungestChild By how much the average college GPA of Middle children differs from the average college GPA of Youngest children? The average college GPA of Middle children is 0.01 higher than the average college GPA of Youngest children. 2 pts The average college GPA of Middle children is 0.13 higher than the average college GPA of Youngest children. The average college GPA of Middle children is 0.12 lower than the average college GPA of Youngest children. The average college GPA of Middle children is 0.12 higher than the average college GPA of Youngest children.