1. An insurance company found that from a sample of 10,000 men between the ages of 30 and 40, 87 become seriously ill during a 1-year period.
(a) What is the relative frequency or empirical probability of men between 30 and 40 becoming seriously ill during a 1-year period?
(b) Why is the insurance company interested in these results?
(c) Suppose that the company subsequently sells health insurance to 1,387,684 men in the 30 to 40 age group. How many claims can the company expect during a 1-year period?
2. What types of events are the following?
(a) Picking hearts or clubs on a single pick from a deck.
(b) Picking diamonds or a queen on a single pick from a deck.
(c) Two successive ?ips of a balanced coin.
(d) Two successive tosses of a fair die.
(e) Picking two cards from a deck with replacement.
( f ) Picking two cards from a deck without replacement.
(g) Picking two balls from an urn without replacement.