ESSENTIALS OF STATISTICS-W/APLIA
ESSENTIALS OF STATISTICS-W/APLIA
4th Edition
ISBN: 9781305611177
Author: HEALEY
Publisher: CENGAGE L
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Chapter 11, Problem 11.8P

P A All applicants to the Police Academy are given an aptitude test, but the test has never been evaluated to see if test scores are in any way related to job performance. Describe the strength and direction of the relationship in a sentence or two. Should the test continue to be administered? Why or why not?

Efficiency Test Scores
Low Moderate High Totals
Low 12 6 7 25
Moderate 9 11 9 29
High
Totals
5 26 9 26 10 26 24 78
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