I. A clinic encourages its customers to have their bond checked with the claim that one out
of four 60-year-old men need to be supplemented with glucosamine. If this is true, what is
the probability of the following events:
a. Two out of the next eight 60 year-old men need to be supplemented with glucosamine
b. Three out of the next 12 60 year-old men need to be supplemented with glucosamine