The HR Director of a large corporation wants to study absenteeism among administrative workers at the corporate office during the year. A random sample of 25 administrative workers reveals that the...

The HR Director of a large corporation wants to study absenteeism among administrative workers at the corporate office during the year. A random sample of 25 administrative workers reveals that the average number of days absent was 12 days. Construct a 95 % confidence interval for the population average absences for the clerical workers during the year.