| Distribution | b2(0.10) | b2(0.05) |
| Normal | 0.2775 | 0.3551 |
| Logistic | 0.3455 | 0.4396 |
| Laplace | 0.4650 | 0.5641 |
| NM 85-15 | 0.5618 | 0.7848 |
| NM 80-20 | 0.6972 | 0.8076 |
| Cauchy | 0.7265 | 0.8541 |