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Can u help me solve this question? 4. (15 points, 5 each) Calls to a center arrive following a Poisson process with rate 120 calls

Can u help me solve this question?

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4. (15 points, 5 each) Calls to a center arrive following a Poisson process with rate 120 calls per hour. The call center opens at 9am each morning. (a) What is the probability that there are no incoming calls in the rst 2 minutes? (b) What is the expected elapse of time from 9am until the second customer call arrives? (c) What is the probability distribution of the number of calls during 10am to 10:15 am

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