Question

A customer support center for a computer manufacturer receives an average of 1.5 phone calls every 5 minutes. Assume the number of calls received follows the Poisson distribution.
a. What is the probability that no calls will arrive during the next 5 minutes?
b. What is the probability that three or more calls will ­arrive during the next 5 minutes?
c. What is the probability that three calls will arrive ­during the next 10 minutes?
d. What is the probability that no more than two calls will arrive during the next 10 minutes?


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  • CreatedJuly 17, 2015
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