Calls to a telephone system follow a Poisson distribution with a mean of 5 calls per minute. Round your answers to 4 decimal places. (d) What is the probability that exactly four calls occur within...

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Extracted text: Calls to a telephone system follow a Poisson distribution with a mean of 5 calls per minute. Round your answers to 4 decimal places. (d) What is the probability that exactly four calls occur within one minute? (e) If 10 separate one-minute intervals are chosen, what is the probability that all intervals contain more than two calls?