Question 712338: Of households in the United States, 18 million, or 17%, have three or more vehicles, as stated in USA Today (June 12, 2002), quoting the Census Bureau as the source.
(a) If two U.S. households are randomly selected, find the probability that both will have three or more vehicles. (Give your answer correct to four decimal places.)
0.0169 .
(b) If two U.S. households are randomly selected, find the probability that neither of the two has three or more vehicles. (Give your answer correct to four decimal places.)
.
(c) If four households are selected, what is the probability that all four have three or more vehicles? (Give your answer correct to four decimal places.)
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Of households in the United States, 18 million, or 17%, have three or more vehicles, as stated in USA8 Today (June 12, 2002), quoting the Census Bureau as the source.
(a) If two U.S. households are randomly selected, find the probability that both will have three or more vehicles. (Give your answer correct to four decimal places.)
Ans: 0.17^2 = 0.0289
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(b) If two U.S. households are randomly selected, find the probability that neither of the two has three or more vehicles. (Give your answer correct to four decimal places.)
Ans: 0.83^2 = 0.6889
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.
(c) If four households are selected, what is the probability that all four have three or more vehicles? (Give your answer correct to four decimal places.)
Ans: 0.17^4 = 0.0008352
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Cheers,
Stan H.
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