1. The following data describes the amount of milk left in a one-gallon milk jug after a period of time measured in minutes. The milk is being served during breakfast at a family gathering with 10 people in attendance. time(min) 1.1 2 3.4 4.7 5.1 5.6 7.2 8.9 amount milk left (gal) .98 .93 .9 .8 .8 .78 .76 .73 a) Use the functions of the calculator to calculate the correlation coefficient, r. You do not need to show me the formula, just the answer from the calculator. 3 pts b) Find the equation of the regression line that is used to predict the amount of milk left in the milk jug. You do not need to show me the formula, just the answer from the calculator. State what each variable in your equation stands for