Statistics: Informed Decisions Using Data (4th Edition)

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

Chapter 9 - Section 9.2 - Assess Your Understanding - Applying the Concepts - Page 449: 32b

Answer

Comparing the answers of Problem 31 and 32 (a), we can easily conclude that Americans were reading more books in 1978.

Work Step by Step

Given above.
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