Question

The number of cars arriving per hour at a car service station is assumed to
follow a Poisson distribution with a mean 5. Find the mean arrival rate in a 3 hour
period and also the probability that more than 20 cars will arrive in a 3 hour
period

Answer 1

Answer:

ok

Step-by-step explanation:

Answer 2

answer in the image hope it helps mark as brainliest pls