Essentials of Statistics (5th Edition)

Published by Pearson
ISBN 10: 0-32192-459-2
ISBN 13: 978-0-32192-459-9

Chapter 9 - Inferences from Two Samples - 9-2 Two Proportions - Page 443: 1

Answer

The requirements are satisfied.

Work Step by Step

The samples must be independent and have to be simple random samples, which is true because each child was randomly assigned to a group. Also, both the number of successes and failures must be at least 5, which is also true because one of them is 33 and the other 115. Hence both requirements are satisfied.
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