Suppose that the students just completing freshman year at Galton University have Math SAT scores and first-year GPAs with the following summary statistics according to the registrar's office. Average Math SAT score=540Average first-year GPA=2.6r=0.58SD=100SD=0.8. The scatterplot of their first-year GPAs on Math SAT scores is an oval-shaped cloud of points. If one of these students got a 700 on the Math SAT, guess the student's first-year GPA with the regression method. Required:
By how much will his first-year GPA increase?