Anna and ben are up for the same promotion at work. when it comes time to make a decision, the management committee chooses ben for the position because they think anna's commitment to being a good mother to her children would prevent her from wanting to take on more responsibilities at the office. anna has just encountered what

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