The human resources director of a Fortune 500 company recently asked her staff to conduct a study
Question:
The human resources director of a Fortune 500 company recently asked her staff to conduct a study of the airline miles traveled by executives of the company during the most recent calendar year. The analyst assigned to the project randomly sampled 20 male executives and 20 female executives. Of particular interest to the HR director is whether males have greater variability in miles flown than females. The following statistics were computed from the samples:
Males Females Mean Miles 73,201 67,890 St. Deviation Miles 2,636 1,513 Sample Size 20 20 Based on these data, what should the HR director conclude if an alpha level equal to 0.05 is used?
Step by Step Answer:
Business Statistics
ISBN: 9781292220383
10th Global Edition
Authors: David Groebner, Patrick Shannon, Phillip Fry