Homework #23

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Person Mileage AgeEducation
A1624 16
B1820 17
C1218 12
D916 9
E710 7

1. Do tau for age and mileage.

2. Do tau for mileage and education.

3. Do tau for social class and income.
HiMed Lo
SocialHi1 168
ClassMed2 518
Lo4 206
78 722

Partial Tau

4. Do a partial tau for mileage and age with education held constant.

5. Do the test of significance for tau on all the taus you computed.
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