At a certain college, 16% of the calculus students get A’s, 34% B’s, 34% C’s, 14% D’s, and 2% F’s. What is the probability that, of 15 calculus students selected at random, five get B’s, five C’s, two...

At a certain college, 16% of the calculus students get A’s, 34% B’s, 34% C’s, 14% D’s, and 2% F’s. What is the probability that, of 15 calculus students selected at random, five get B’s, five C’s, two D’s, and at least two A’s?