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 - Page 791: 44

Answer

$5.2$.

Work Step by Step

The midrange is the sum of the minimum and maximum data value divided by $2$. Hence here the midrange: $\frac{1.4+9}{2}=5.2$.
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