Messages are posted to a Facebook account according to the Poisson process. 30 minutes On average, 5
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Question:
Messages are posted to a Facebook account according to the Poisson process. 30 minutes On average, 5 postings occur in 3 0 minutes
a) What is the probability that at least 3 postings occur in 10 minutes?
b) What is the probability that no posts occur in 20 minutes?
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