1. A census of students at a very large high school was taken and each was asked their grade level and in which location they ate lunch every day during one of the three lunch periods. The results are summarized below. Suppose we choose a student at random from these 2640 students. (a) Find P(Junior). Total Large Cafeteria Small Cafeteria Student Center Freshman 110 435 80 625 Sophomore 250 275 125 650 Junior 375 150 110 635 635 Senior 350 280 2640 Total 1085 860 595 (b) Find P(Senior and Large Cafeteria). (c) Find P(Sophomore or Student Center). (d) Find P(Freshman | Small Cafeteria). Interpret this value in context