Answer
$\frac{53.5}{137.3}$=0.3897
Work Step by Step
The probability that a voter chosen is in 45 to 64years old = Frequency corresponding to 45 to 64 years old / Total sum of frequencies
=\frac{53.5}{137.3}
=0.3897
Elementary Statistics: Picturing the World (6th Edition)
by Larson, Ron; Farber, Betsy
Published by
Pearson
ISBN 10:
0321911210
ISBN 13:
978-0-32191-121-6
Chapter 3 - Probability - Section 3.1 Basic Concepts of Probability and Counting - Exercises - Page 142: 40
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