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A company finds that one out of every 5 workers it hires turns out to be unsatisfactory. Assume that the satisfactory performance of any hired

A company finds that one out of every 5 workers it hires turns out to be unsatisfactory. Assume that the satisfactory performance of any hired worker is independent of that of any other hired workers. If the company hires 19 people, what is the probability that the following number of people will turn out to be satisfactory? exactly 15 people (Round your answer to six decimal places.)

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