Homework Answers
Ans:
| Observed(fo) | |||
| Passed | failed | Total | |
| White | 15 | 16 | 31 |
| Minority | 9 | 26 | 35 |
| Total | 24 | 42 | 66 |
| Expected(fe) | |||
| Passed | failed | Total | |
| White | 11.27 | 19.73 | 31 |
| Minority | 12.73 | 22.27 | 35 |
| Total | 24 | 42 | 66 |
| Chi square=(fo-fe)^2/fe | |||
| Passed | failed | Total | |
| White | 1.232 | 0.704 | 1.937 |
| Minority | 1.092 | 0.624 | 1.715 |
| Total | 2.324 | 1.328 | 3.652 |
Test statistic:
Chi square=3.652
df=(2-1)*(2-1)=1
p-value=CHIDIST(3.652,1)=0.0560
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