The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 16 - Confidence Intervals: The Basics - Chapter 16 Exercises - Page 388: 16.21

Answer

You should always look at data, because outliers can greatly change the mean though they don't have an impact on margin of error.

Work Step by Step

You should always look at data, because outliers can greatly change the mean though they don't have an impact on margin of error.
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