Eleven dimes dated 1989 through 1999 are tossed. Find the probability of exactly 2 heads.
Suppose you receive a shipment of 33 computers, two of which are defective. What is the probability of picking a sample of 6 computers with exactly one bad computer in it?
Four boys and three girls are seated in a row, at random, to watch a play. What is the probability that
a) a girl is seated at each end of the row?
b)one of the boys is seated in the middle seat?
c)boys and girls are seated alternately?