| S.V. | Df | SS | MSS | Computed F | Tabulated F |
| Location | 3 | 0.02 | 0.005 | 2.47 | 5% = 3.86 1% = 6.99 |
| Depth | 3 | 0.21 | 0.068 | 33.20 | |
| Error | 9 | 0.02 | 0.002 |
| |
| Total | 15 | 0.24 |
|