1. Suppose that we draw one card from a deck of 52 playing cards. What is the probability that the card will either be a king or a heart?
a.) .019
b.) .250
c.) .308
d.) .327
2. The table below describes the smoking habits of a group of asthma sufferers:
Nonsmoker Light Smoker Heavy Smoker Total
Men 344 61 77 482
Women 374 74 62 510
Total 718 135 139 992
If one of the 992 subjects are randomly selected, find the probability that the person chosen is a nonsmoker given that it is a woman. Round to the nearest thousandth.
a.) .414
b.) .521
c.) .377
d.) .733