Which person should most consider purchasing life insurance? A. Hendrix is a teenager who lives with his parents.
B. Shelly is a single woman in her 60s with no debt.
C. Todd is a single parent in his 30s who owns a home.
D. Chaz is a widower with no children.

Customers arrive at rich dunn's styling shop at a rate of 3 per hour, distributed in a poisson fashion. rich can perform an average of 5 haircuts per hour, according to a negative exponential distribution.a) the average number of customers waiting for haircuts= customersb) the average number of customers in the shop= customersc) the average time a customer waits until it is his or her turn= minutesd) the average time a customer spends in the shop= minutese) the percentage of time that rich is busy= percent