The manager of the local grocery store has determined that,on average,4 customers use the service desk every half-hour.Assume that the number of customers using the service desk has a Poisson distribution.What is the probability that during a randomly selected half-hour period,exactly 2 customers use the service desk?
A) .0183
B) .0733
C) .1465
D) .9084
E) .7619
Correct Answer:
Verified
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