SOLUTION: Assuming that, of all persons 17 years and over, half the males and a third of the females are classified as presently smoking cigaretes, find the probability that in a randomly se
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Question 458050: Assuming that, of all persons 17 years and over, half the males and a third of the females are classified as presently smoking cigaretes, find the probability that in a randomly selected group of 10 males and 15 females
c- none smoke.
Please show all work. Answer by edjones(8007) (Show Source):
You can put this solution on YOUR website! s=smoker, n=nonsmoker
(s+n)^10 for men and (s+n)^15 for females.
.
men: .5^10=.000977
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women:(2/3)^15 =.002284
.
.000002 the probability that in a randomly selected group of 10 males and 15 females none smoke.
.
Ed
