| Number of boundaries = a + b: | 36 |
| Number of not boundaries = c + d: | 117 |
| Specificity = a/(a + b) | |
| Empirical Type I error = b/(a + b) | (α) |
| Empirical Type II error = c/(c + d) | (β) |
| Power or sensitivity = d/(c + d) | (1 − β) |
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