Answer
1.1
Work Step by Step
As per the graph, for men, at age 18, average number of awakenings = 2.9, For women, at age 18, average number of awakenings = 1.8. So, the difference would be = 2.9-1.8=1.1.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 1 - Section 1.3 - Graphing Equations - Exercise Set - Page 38: 56
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