| Source | df | SS | MS | F-statistic | p-value |
| Regression | 2 | 31.93 | 15.97 | 2.44 | 0.21 |
| Residual | 4 | 26.11 | 6.53 | ||
| Curvature | 1 | 0.4 | 0.4 | 0.047 | 0.85 |
| Modified Residual | 3 | 25.71 | 8.57 | ||
| Regression + Curvature | 3 | 32.33 | 10.78 | 1.26 | 0.43 |
| Total | 6 | 58.03 |