The Number of Cars Arriving at a Toll Booth in Five-Minute

question 61

Multiple Choice

The number of cars arriving at a toll booth in five-minute intervals is Poisson distributed with a mean of 3 cars arriving in five-minute time intervals.The probability of 3 cars arriving over a five-minute interval is _______.

• A)0.2700
• B)0.0498
• C)0.2240
• D)0.0001
• E)0.0020

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