SOLUTION: A recent survey shows that 95% of the working adults use smart phones. If 3 working adults are randomly selected, find the probability that all of them do not use smart phones.

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Question 1052902: A recent survey shows that 95% of the working adults use smart phones. If 3 working adults are randomly selected, find the probability that all of them do not use smart phones.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
p(no smart phone) = .05, n = 3
P(x = 3) = binompdf(3,.05,3)