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07-06-2023
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The number of students coming to the computer room is said to follow a Poisson distribution with mean of 2 people per minute. (a) What is the probability of having 30 seconds or less between telephone calls? (b) What is the probability of having 1 minute or less between telephone calls? (c) What is the probability of having 5 or more minutes without a telephone call? (d) What is the probability that 20 people come to the computer room in 1 hour? (e) What is the probability that 10 people come to the computer room 1 minute?

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