Multiple Choice
Assume that the number of customers who arrive at a water ice stand follows the Poisson distribution with an average rate of 6.4 per 30 minutes. What is the probability that three or four customers will arrive during the next 30 minutes?
A) 0.2365
B) 0.2884
C) 0.1888
D) 0.3517
Correct Answer:
Verified
Correct Answer:
Verified
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