| S.V. | Df | SS | MSS | Computed F | Tabulated F |
| Location | 3 | 0.03 | 0.010 | 1.21 | 5% = 3.86 1% = 6.99 |
| Depth | 3 | 1.18 | 0.394 | 48.90 | |
| Error | 9 | 0.07 | 0.008 |
| |
| Total | 15 | 1.28 |
|