The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 8 - Producing Data: Sampling - Apply Your Knowledge - Page 212: 8.10

Answer

There are less Republican adults The margin of error of 3% is based on the sample of all 1644 adults. The margin of error of 6% is based on the sample of all 519 Republicans. The larger margin of error is due to the smaller sample size.

Work Step by Step

There are less Republican adults The margin of error of 3% is based on the sample of all 1644 adults. The margin of error of 6% is based on the sample of all 519 Republicans. The larger margin of error is due to the smaller sample size.
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