14. The number of cars washed in a certain car wash station is a Poisson random variable with a mean of 6 cars per hour. (a) What is the probability that next car arriving to this station will wait less than 45 minutes? (b) What is the probability that at least 1 cars will be washed in 30 minutes period?
14. The number of cars washed in a certain car wash station is a Poisson random variable with a mean of 6 cars per hour. (a) What is the probability that next car arriving to this station will wait less than 45 minutes? (b) What is the probability that at least 1 cars will be washed in 30 minutes period?
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 14T: An unbalanced coin is weighted so that the probability of heads is 0.55. The coin is tossed ten...
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![14. The number of cars washed in a certain car wash station is a Poisson random variable with
a mean of 6 cars per hour.
(a) What is the probability that next car arriving to this station will wait less than 45
minutes?
(b) What is the probability that at least 1 cars will be washed in 30 minutes period?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa2a24fe6-21fd-4174-a70e-7ce6c166d027%2F8b1323b1-70e0-4025-9a7f-e514fdb621f9%2Fw6ohgj_processed.png&w=3840&q=75)
Transcribed Image Text:14. The number of cars washed in a certain car wash station is a Poisson random variable with
a mean of 6 cars per hour.
(a) What is the probability that next car arriving to this station will wait less than 45
minutes?
(b) What is the probability that at least 1 cars will be washed in 30 minutes period?
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