Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 10 - Statistics - 10.4 Mean, Median, and Mode - 10.4 Exercises: 22

Answer

511

Work Step by Step

Since there is an even number, there is no single median, but a two middle numbers (these numbers are given). To find the median you take the average of these numbers $(513+509)/2=511$
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