Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 12 - Statistics - 12.2 Measures of Central Tendency - Exercise Set 12.2: 13

Answer

median = $3.5$

Work Step by Step

Arrange the scores from least to greatest to obtain: $1, 2, 3, 3, 4, 5, 7, 8$ There are eight numbers. The middle numbers are 3 and 4. The median will be the mean of these two numbers. Thus, median = $\dfrac{3+4}{2} = \dfrac{7}{2} = 3.5$
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