Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 3 - Data Description - 3-3 Measures of Position - Exercises 3-3 - Page 161: 26


140000 and 375000

Work Step by Step

Find the first and third quartiles for the data. Rearrange the data in ascending order. The first quartile is between the 3rd and 4th values: $\frac{120000+160000}{2}=140000$ The third quartile is between the 9th and 10th values: $375000$
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