2. For problem 3 (10 pts: 5 each) consider the table below of selected students from MA 151 last year. You do NOT need to convert this table to percents. Major Health Studies Total Yr @ MU Bio 1 30 25 55 2 20 15 35 3 18 12 20 4 12 8 20 Total 80 60 140 a. If one student is chosen at random find the probability they are both a Bio major AND a 1st year. b. If one student is chosen at random from this group, find the probability that they are a 1st year student OR a Bio major (show your work).