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 - Apply Your Knowledge - Page 376: 16.2b

Answer

We are $95\%$ confident that the mean change is above $0$.

Work Step by Step

The $95\%$ confident interval is completely above $0$, thus we are $95\%$ confident that the mean change is above $0$.
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