Forty-two percent of adults say that they have cheated on a test or exam before. You randomly

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Forty-two percent of adults say that they have cheated on a test or exam before. You randomly select six adults. Find the probability that the number of adults who say that they have cheated on a test or exam before is
(a) Exactly four,
(b) More than two,
(c) At most five.
Find the indicated probabilities using the geometric distribution, the Poisson distribution, or the binomial distribution. Then determine whether the events are unusual. If convenient, use a table or technology to find the probabilities.
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