Effect size d | 0.8 |
α-error probability | 0.05 |
Power (1-β error probability) | 0.95 |
Allocation ratio (N1/N2) | 1 |
Critical t | 1.989 |
Df | 82 |
Sample size of group D | 42 |
Sample size of group E | 42 |
Total sample size | 84 |
Actual power | 0.951 |