Answer
a. $0.599$
b. $0.401$
c. $0.869$
Work Step by Step
a. From 20 years to 64 years, $p=0.73-0.131=0.599$
b. Under 20 or 65 and over, $p=0.27+0.131=0.401$
c. Not 65 and over, $p=1-0.131=0.869$
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 4 - Probability and Counting Rules - 4-2 The Addition Rules for Probability - Exercises 4-2 - Page 207: 8
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