A small independent organic food store offers a variety of specialty coffees. I'o determine whether price has an impact on sales, the managers kept track 3f how many pounds of each variety of coffee were sold last month. Based )n the data and summary statistics shown below. the intercept of the estimated regression line that relates the response variable (monthly sales) to the mediator variable (price per pound) is PRICE PER POUND POUNDS SOLD $ 3.99 75 $ 5.99 60 $ 7.00 65 $ 12.00 45 $ 4.50 80 $ 7.50 70 $ 15.00 25 $ 10.00 35