Twenty-two percent of former smokers say they tried to quit four or more times before they were

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Twenty-two percent of former smokers say they tried to quit four or more times before they were habit-free. You randomly select 10 former smokers. Find the probability that the first person who tried to quit four or more times is
(a) The third person selected,
(b) The fourth or fifth person selected,
(c) Not one of the first seven people selected.
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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