Essentials of Statistics for the Behavioral Sciences
Essentials of Statistics for the Behavioral Sciences
8th Edition
ISBN: 9781133956570
Author: Frederick J Gravetter, Larry B. Wallnau
Publisher: Cengage Learning
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Chapter 11.3, Problem 1LC

a.

To determine

To find: Whether or not the treatment has significant effect on performance at α=0.05.

b.

To determine

To find: Cohen’s d and r2

c.

To determine

To make: The 90% confidence interval estimate for the given question

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Essentials of Statistics for the Behavioral Sciences

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