78 The mean number of sick days an employee takes per year

Last updated: 12/5/2023

78 The mean number of sick days an employee takes per year is believed to be about 10 Members of a personnel department do not believe this figure They randomly survey eight employees The number of sick days they took for the past year are as follows 12 4 15 3 11 8 6 8 Let x the number of sick days they took for the past year Should the personnel team believe that the mean number is 10