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Results by tests for equal variance performed.
| Test | F ratio | Degrees of freedom | Degrees of freedom of denominator | P value |
| O'Brien (.5) | 3.2068 | 1 | 30 | .08 |
| Brown-Forsythe | 2.6479 | 1 | 30 | .11 |
| Levene | 3.4262 | 1 | 30 | .07 |
| Bartlett | 1.8723 | 1 |
|
.17 |
| F Test 2-sides | 2.1062 | 17 | 13 | .18 |
