Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 3 - Section 3.1 - Assess Your Understanding - Vocabulary and Skill Building - Page 135: 8



Work Step by Step

Using the formula for the sample mean $\bar x$ : $\bar x=\frac{\Sigma x_{i}}{n}=\frac{83+65+91+87+84}{5}=\frac{410}{5}=82$
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.