# Question: Cars arriving for gasoline at a particular gas station follow

Cars arriving for gasoline at a particular gas station follow a Poisson distribution with a mean of 5 per hour.

a. Determine the probability that over the next hour only one car will arrive.

b. Compute the probability that in the next 3 hours more than 20 cars will arrive.

a. Determine the probability that over the next hour only one car will arrive.

b. Compute the probability that in the next 3 hours more than 20 cars will arrive.

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