Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 1 - Introduction to Statistics - Review - Cumulative Review Exercises - Page 38: 2


The average is really close to the population mean IQ.

Work Step by Step

We count the average by adding the data together and dividing it by the number of data: 96+89+87+87+101+103+103+96+127+126+101+96+93+88+94+85+97+114+113+124=2020. 2020/20=101, which is really close to the population mean IQ.
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.