A retail store guarantees its customers the quality of its products. As part of their business they also guarantee quality with excellent service. To the customer service department. approximately 22 customers arrive every hour. In the first eight-hour shift there is an employee who serves an average of 28 customers per hour. This employee charges $15 an hour. The average customer values their time at $12 an hour. Determine the following 1. Average number of customers in the service department. 2. Average time it took the client to resolve their situation. 3. Average number of customers waiting to be served. 4. Average waiting time in line. 5. The likelihood that the employee is busy. | 6. Average time of an employee's busy period. 7. Number of customers served in a busy period of the employee. 8. The daily cost of the employee. 9. The average cost for customers served during the shift (Ts x customer time value x the number of customers in an hour x shift work hours). 10. The total cost of customer service