The VP of HR for a large company is interested in thedistribution of sick-leave hours for employees at the company. Arecent study revealed that the distribution was consistent with anormal model, with a mean of 58 hours per year, and a standarddeviation of 14 hours. An office manager of one division believesthat during the past year, two of the division’s employees havetaken excessive sick leave. One took 74 hours and the other used 90hours. What would you conclude about the division manager’s claim,and why?
