1. Solve Problem and Applications: Solve Problem and Applications: ch 5- prob1 (use excel file Call Center Data)
5-1: 1. Call centers typically have high turnover. The director of human resources for a large bank has compiled data on about 70 former employees at one of the bank’s call centers in the Excel file Call Center Data . In writing an article about call center working conditions, a reporter has claimed that the average tenure is no more than two years.
As you formulate and test a hypot 更多
