Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 7 - Estimates and Sample Sizes - Review - Chapter Quick Quiz - Page 372: 2

Answer

0.48

Work Step by Step

The best point estimate is in the middle of the confidence interval and hance can be counted as the average of the boundaries. Hence best point estimate=$\frac{0.449+0.511}{2}=0.48.$
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