A customer service center manager has generated expected call volume for the next 2 months on a weekly basis (using a forecasting method that has been accurate in the past) as given in the follow-ing table: Week 1 Number of calls 2,400 2 1,560 3 1,200 4 2,040 5 2,760 6 1,680 7 1,320 8 2400 The manager feels a level strategy might not be appropriate given the fact that calls cannot be stored or backordered. She would like to do HR planning regarding number of employees needed while using a chase strategy. An employee can handle 40 calls a week. Calculate the number to be hired and fired every week