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Suppose approximately75%of all marketing personnel are extroverts, whereas about70%of all computer programmers are introverts. (For each answer, enter a number. Round your answers to three
Suppose approximately75%of all marketing personnel are extroverts, whereas about70%of all computer programmers are introverts. (For each answer, enter a number. Round your answers to three decimal places.)
(b)In a group of5computer programmers, what is the probability that none are introverts?
What is the probability that3or more are introverts?
What is the probability that all are introverts?
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