Yvette Freemans Car Wash takes a constant time of 4.5 minutes in its automated car wash cycle

Question:

Yvette Freeman’s Car Wash takes a constant time of 4.5 minutes in its automated car wash cycle Autos arrive following a Poisson distribution at the rate of 10 per hour. Yvette wants to know:

(a) The average waiting time in line.

(b) The average length of the line.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...