Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 2 - Methods for Describing Sets of Data - Exercises 2.71 - 2.89 - Applying the Concepts - Intermediate - Page 66: 2.88d

Answer

European age data is more variable.

Work Step by Step

If the variability of one part of the population (Europe), expressed with the standard deviation, is greater than the overall variability of $6.44$, then the other subset of data (United States) will be less variable. European age data is more variable.
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