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Question 17 options: A bank gets an average of 8.5 customers per hour. Assume the variable follows a Poisson distribution. Find the probability that there

Question 17 options:

A bank gets an average of 8.5 customers per hour. Assume the variable follows a Poisson distribution. Find the probability that there will be 4 or more customers at this bank in one hour. (That is, find P(X4))

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