Answer
0.48
Work Step by Step
The best point estimate is in the middle of the confidence interval and hence can be counted as the average of the boundaries. Hence best point estimate=$\frac{0.449+0.511}{2}=0.48.$
Essentials of Statistics (5th Edition)
by Triola, Mario F.
Published by
Pearson
ISBN 10:
0-32192-459-2
ISBN 13:
978-0-32192-459-9
Chapter 7 - Estimates and Sample Sizes - Review - Chapter Quick Quiz - Page 366: 2
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