You know that the average college student eats 0.75 pounds of food at lunch. If the standard deviation of that eating is 0.2 pounds of food, then what is the total amount of food that a cafeteria should have on hand to be 95 percent confident that it will not run out of food when feeding 50 college students. 23 a. 17.90 pounds b. 21.05 pounds c. 53.95 pounds d. 57.10 pounds