Elementary Statistics (12th Edition)

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

Chapter 3 - Statistics for Describing, Exploring, and Comparing Data - 3-2 Measures of Center - Basic Skills and Concepts - Page 90: 2


Another term should be used.

Work Step by Step

They did not use the correct method because they say that "most people" earn that much money, although they did not actually add all the salaries and divide it by the number of people (how mean is normally counted).
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