Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 3 - Data Description - Review Exercises - Section 3-2 - Page 179: 18



Work Step by Step

Use Chebyshev’s theorem. $k=(243-231)/5=2.4$ The minimum percentage is $1-1/2.4^2=0.826$ or $82.6\%$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.