Sears rates its salespersons according to their sales ability and their potential for advancement. They sampled 500 salespeople with following data: Potential for Advancement Fair Good Excellent below Average 16 12 22 Average 45 60 45 Above Average 93 72 135 (a) Calculate the probability that a randomly selected Sear's salesperson has above average sales ability and is an excellent potential for advancement? (b) Calculate the probability that a randomly selected Sear's salesperson will have average sales ability and good potential for advancement? (c) Calculate the probability that a randomly selected Sear's salesperson will have below average sales ability and fair potential for advancement? (d) Calculate the probability that a randomly selected Sear's salesperson will have an excellent potential for advancement given they also have above average sales ability? (e) Calculate the probability that a randomly selected Sear's salesperson will have an excellent potential for advancement given they also have average sales ability?