Question - Through the week ending September 12, 2001, Tiger Woods was the leading money winner on the PGA tour, with total earnings of $5,517,777. Of the top 10 money winners, seven players used a Titleist brand golf ball. Suppose that we randomly select two of the top 10 money winners.
a. What is the probability that exactly one uses a Titleist golf ball?
b. What is the probability that both use Titleist golf balls?
c. What is the probability that neither uses a Titleist golf ball?