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Professor Owens
PAM 210
Problem Set 3
2/10/08
1)
The direction for both relationships is negative and their strengths are quite strong.
2) a.
mean=
mean for students with college plans: 86.854
mean for students without college plans: 79.331
b.
SD=
standard deviation for students with college plans: 6.695
standard deviation for students without college plans: 8.702
c.
correlation coefficient: r=
correlation coefficient for students with college plans: 0.879
correlation coefficient for students without college plans: 0.871
3)
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View Full DocumentThe direction for both relationships is positive, however whereas the strength of the relationship for those
with college plans is strong, the strength of the relationship for those without collge plans is moderatly
weak.
4) a.
mean=
mean for students with college plans: 31.8
mean for students without college plans: 31.308
b.
SD=
standard deviation for students with college plans: 4.728
standard deviation for students without college plans: 4.4237
c.
correlation coefficient: r=
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 Spring '08
 ABDUS,S.

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