Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 3 - Section 3.4 - Assess Your Understanding - Applying the Concepts - Page 171: 17c

Answer

It is an outlier.

Work Step by Step

Upper fence = Q3 + 1.5 (IQR) = 497.2 + 1.5(241.9) = 860.05. Since 1345.9 is much larger than 860.05, it is an outlier.
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