The number of customers arriving per hour at a certain automobile service facility is assumed to follow a Poisson distribution with mean λ = 7.

(a) Compute the probability that more than 12 customers will arrive in a 2-hour period.

(b) What is the mean number of arrivals during a 2-hour period.
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Question

The number of customers arriving per hour at a certain automobile service facility is assumed to follow a Poisson distribution with mean λ = 7.

(a) Compute the probability that more than 12 customers will arrive in a 2-hour period.

(b) What is the mean number of arrivals during a 2-hour period.

Accepted Answer

a)It is given that, the number of customers arriving per hour at a certain automobile service…