Call centers have high turnover rates because of the stressful environment. The national average is approximately 50%. The director of human resources for a large bank has compiled data from about 70 former employees at one of the bank's call centers. A sample of 20 of these employees is provided below. Use Pivot Table to find the statistics in parts a through below. Click the icon to view the call center data OOD a. Find the average length of service for male and females in the sample Complete the table below (Type integers or decimal rounded to two decimal places as needed.) Average of Length of Service (years) Female Male Grand Total b. Find the average length of service for individuale wth and without a college degree. Complete the table below: (Type integer o decimal rounded to two decimales as needed) Average of Length of Service (years) No college o degree College degree 1 Grand Total . Find the verge another service for male and females win and without prior call center experience. Complete the table below. (Type integer or decimal rounded to two decimal places as needed.) Without prior with prior call call experience experience Average of Length of 0 1 Grand Total Service (years) Female Male DOD DE H DL Grand Total