| Sources of variation | SS | df | MS | F | P-value | F-crit |
| Between the groups | 458.68 | 5 | 91.74 | 12.54 | 0.00 | 2.32 |
| Within the groups | 614.64 | 84 | 7.32 |
|
|
|
| Total | 1073.31 | 89 |
|
|
|
|