24 A random sample of 4 professional athletes produced the f

24. A random sample of 4 professional athletes produced the following data where x is the number of endorsements the player has and y is the amount of money made (in millions of dollars).

(a) Find an equation of the least squares regression line. Show all work

(b) Based on the equation from part (a), what is the predicted value of y if x = 4? Show all work