Question: 4.58 A consulting engineer receives, on average, 0.7 requests per week. If the number of requests follows a Poisson process, find the probability that (a)

4.58 A consulting engineer receives, on average, 0.7 requests per week. If the number of requests follows a Poisson process, find the probability that

(a) in a given week, there will be at least 1 request;

(b) in a given 4-week period there will be at least 3 requests.

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