The Basic Practice of Statistics 7th Edition

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

Chapter 15 - Sampling Distributions - Apply Your Knowledge - Page 366: 15.16a

Answer

Sample A: 3,8,2,4. mean = 6 Sample B: 1, 5, 6, 7, mean = 18 Difference in means = 12

Work Step by Step

Draw a sample of size 4 using the applet. Remaining students will be assigned to Sample B. Calculate the mean of each sample, and then calculate the difference.
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