Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 10 - Statistics - 10.4 Mean, Median, and Mode - 10.4 Exercises - Page 740: 37

Answer

The median for Samuel is 19.5 and for Sticker is 22 .

Work Step by Step

First put the numbers in order: Samuel: 8 13 15 17 22 22 39 40 Sticker: 19 20 21 22 22 23 24 25 Second, pick the middle number. There are eight numbers and we have a pair of middle numbers: Samuel: 17 22 Sticker: 22 22 The median is the sum of both middle numbers divided by 2: Samuel: (17 + 22) $\div$ 2 = 39 $\div$ 2 = 19.5 Sticker: (22 + 22) $\div$ 2 = 44 $\div$ 2 = 22
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