| Source | DOP | WS | WI | |||
| F-value | Contribution % | F-value | Contribution % | F-value | Contribution % | |
| Power | 5.76 | 13.88 | 131.01 | 50.23 | 7.25 | 39.34 |
| Speed | 29.80 | 71.72 | 97.2 | 37.26 | 7.45 | 40.45 |
| Diameter | 4.98 | 12 | 31.63 | 12.12 | 2.73 | 14.79 |
| Error |
| 2.41 |
| 0.38 |
| 5.43 |