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 389: 16.27b

Answer

25.0614 to 33.7386

Work Step by Step

x = $\frac{30 + 30 + 42 + 29 + 19 +23}{10}$ = 29.4 25.0614 = 29.4 - 4.3386 33.7386 = 29.4 + 4.3386
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