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The p-values from the two-sample, two-tailed t-tests (α = 0.05) performed on the liquefaction volumes (L.V.) and liquefaction rates (L.R.) between 250 and 500 kHz for each focal spacing treated through each skullcap.
| Spacing: | λ/2 | 2λ/3 | λ | |
|---|---|---|---|---|
| Skull 1 | L.V. | 2.7E-02 | 2.3E-03 | 3.4E-06 |
| L.R. | 2.9E-08 | 6.8E-06 | 4.2E-03 | |
| Skull 2 | L.V. | 1.5E-03 | 3.9E-07 | 1.3E-02 |
| L.R. | 8.9E-08 | 1.9E-05 | 2.6E-02 | |
| Skull 3 | L.V. | 1.0E-06 | 4.1E-07 | 1.2E-07 |
| L.R. | 2.7E-05 | 5.3E-06 | 7.3E-03 | |
