| Significance Level | F | Mean Squares | Degrees of Freedom | Sum of Squares | Effect | Variables |
| .004 | 6.84 | 303.05 | 1 | 303.05 | Group |
Positive CER |
| .001 | 15.41 | 106.24 | 1 | 106.24 | Post Test | |
|
|
| 19.66 | 26 | 530.88 | Error | |
|
|
|
| 30 | 101488 | Total | |
| .001 | 6.65 | 150.97 | 1 | 150.97 | Group |
Negative CER |
| .009 | 3.34 | 75.88 | 1 | 75.88 | Post Test | |
|
|
| 22.68 | 26 | 589.80 | Error | |
|
|
|
| 30 | 76765 | Total |