Determine whether the probability experiment represents a binomial experiment. If not, explain why.
(a) According to the Chronicle of Higher Education, there is a 54% probability that a randomly selected incoming freshman will graduate from college within 6 years. Suppose that 10 incoming freshmen are randomly selected. After 6 years, each student is asked whether he or she graduated.
(b) An experiment is conducted in which a single die is cast until a 3 comes up. The number of throws required is recorded.