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According to a survey of 25,000 households, 57 % of the people watching a special event on TV enjoyed the commercials more than the event

According to a survey of 25,000 households, 57 % of the people watching a special event on TV enjoyed the commercials more than the event itself. Complete parts a through e below based on a random sample of nine people who watched the special event.

a. What is the probability that exactly three people enjoyed the commercials more than theevent?

b. What is the probability that less than four people enjoyed the commercials more than theevent?

c. What is the probability that exactly seven or eightpeople enjoyed the commercials more than theevent?

d. What are the mean and standard deviation for thisdistribution?

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