| S.V. | Df | SS | MSS | Computed F | Tabulated F |
| Location | 3 | 0.05 | 0.02 | 1.19 | 5% = 3.86 1% = 6.99 |
| Depth | 3 | 1.10 | 0.37 | 27.37 | |
| Error | 9 | 0.12 | 0.01 |
| |
| Total | 15 | 1.27 |
|