Instabin Inc., a company in the recycling business, has revamped its management and business criteria. It has also added new objectives that would require recruitment of new and skilled labor. The responsibility of identifying the numbers and the kinds of employees lies with the HR department of the firm. This responsibility of the HR department is known as

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