The number of telephone calls that arrive at a phone exchange is often modeled as a Poisson random variable. Assume that on the average there are 10 calls per hour. What is the probability that there are exactly 15 calls in two hours? O 0.0863 O 0.0347 O 0.0516 0.9653 0.9484

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Q: The number of telephone calls that arrive at a phone exchange is often modeled as a Poisson random…

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