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Let X be the number of telephone calls you receive in a day. Suppose that on average, you receive 8 phone calls per day.
1. Let X be the number of telephone calls you receive in a day. Suppose that on average, you receive 8 phone calls per day. (a) What is the probability that you receive exactly one phone call tomorrow? (b) What is the probability that you receive at least two phone calls tomorrow? 2. Let X be the number of people visiting an art show on a given day. Suppose that the average number of people to visit is 10 per day. (a) What is the probability that exactly 8 people come? (b) What is the probability that 20 people come over the next three days? (c) What is the probability that 8 people come on exactly one of the next three days?
