3. At the same restaurant, the average cars waiting on the drive-thru is about 7 cars. If we assume that the waiting time is distributed by Poisson distribution, find the probability that 1) no car is waiting 2) 1 car is waiting 3) 2 cars are waiting 4) at least 4 cars are waiting

3. At the same restaurant, the average cars waiting on the drive-thru is about 7 cars. If we assume that the waiting time is distributed by Poisson distribution, find the probability that 1) no car is waiting 2) 1 car is waiting 3) 2 cars are waiting 4) at least 4 cars are waiting

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

At the same restaurant, the average cars waiting on the drive-thru is about 7 cars. If we

assume that the waiting time is distributed by Poisson distribution, find the probability that

no car is waiting

1 car is waiting

2 cars are waiting

at least 4 cars are waiting

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