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What is the probability that 10 or more are extroverts

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Approximately 80% of all marketing personnel are extroverts, whereas about 70% of all computer programmers are introverts. Round answers to three decimal places.

A. At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts?

B. What is the probability that 5 or more extroverts?

C. What is the probability that all are extroverts?

D. In a group of 5 computer programmers, what is the probability that none are introverts?

Reference no: EM132483490

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