Mathematics, 30.11.2020 21:40 kennethcraft901
J. D. Power and Associates says that 60 percent of car buyers now use the Internet for research and price comparisons.
(a)
Find the probability that in a sample of 8 car buyers, all 8 will use the Internet. (Round your answer to 4 decimal places.)
Probability
(b)
Find the probability that in a sample of 8 car buyers, at least 5 will use the Internet. (Round your answer to 4 decimal places.)
Probability
(c)
Find the probability that in a sample of 8 car buyers, more than 4 will use the Internet. (Round your answer to 4 decimal places.)
Probability
(d)
Find the mean and standard deviation of the probability distribution. (Round your mean value to 2 decimal places and standard deviation to 4 decimal places.)
Mean
Standard deviation
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