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A Sales Firm Receives an Average of Three Calls Per

Question 91

Multiple Choice

A sales firm receives an average of three calls per hour on its toll-free number. For any given hour, find the probability that it will receive at least three calls. Use the Poisson distribution.


A) 0.5768
B) 0.1891
C) 0.4232
D) 0.6138

Correct Answer:

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