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 793: 72

Answer

See below.

Work Step by Step

This is obtained by calculating the mean average in all cities and selecting the minimum value out of those.
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