The Essentials of Statistics: A Tool for Social Research
The Essentials of Statistics: A Tool for Social Research
4th Edition
ISBN: 9781305802698
Author: Joseph F. Healey
Publisher: Cengage Learning US
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Chapter 8, Problem 8.6P

S O C Are college students who live in dormitories significantly more involved in campus life than students who commute to campus? The following data report the average number of hours per week students devote to extracurricular activities. Is the difference between these randomly selected samples of commuter and residential students significant?

Sample 1
(Residential)
Sample 2
(Commuter)
X ¯ 1 = 12.4 X ¯ 2 = 10.2
s 1 = 2.0 s 2 = 1.9
N 1 = 158 N 2 = 173
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