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104.Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store. If X = the number of arrivals per...

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104.Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store. If X
= the number of arrivals per minute:
Find the expected value of X.
A. 3
B. 9
C. 1.5
D. 1.7

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