Before Participating After Participating 4 7 3 7 3 2 3 4 2 7 5 4 7 4 X = 5.5 X = 1.93 X = 3.13 X = 1.25 1,

MATLAB: An Introduction with Applications
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CONFLICT RESOLUTION 1 of 4 Should you use a one-tailed or a two-tailed test? Why or why not? The Center for the Study of Violence wants to determine whether conflict-resolution program in a particular high school reduces aggressive behavior among its students. For 8 students, aggression was measured both before and after they participated in the conflict resolution course. Should you use a one-tailed or a two-tailed test? Why or why not? Their scores are below: 

Before Participating
After Participating
6.
4
7
3
7
3
2
3
4
2
7
5
4
1
7
4
X = 5.5
X = 1.93
X = 3.13
X = 1.25
Transcribed Image Text:Before Participating After Participating 6. 4 7 3 7 3 2 3 4 2 7 5 4 1 7 4 X = 5.5 X = 1.93 X = 3.13 X = 1.25
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