Elementary Statistics (12th Edition)

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

Chapter 7 - Estimates and Sample Sizes - 7-2 Estimating a Population Proportion - Basic Skills and Concepts - Page 339: 22

Answer

14.2% < p < 27.5% If the subjects chose to respond to the posted question, the sample is a voluntary response sample, so the confidence interval could be very misleading.

Work Step by Step

14.2% < p < 27.5% If the subjects chose to respond to the posted question, the sample is a voluntary response sample, so the confidence interval could be very misleading.
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