No of categories | Proportions of data pairs in each category | No of data pairs needed |
3 | 1/3, 1/3, 1/3 (equal across categories) | 163 |
3 | 1/4, 1/2, 1/4 | 174 |
3 | 1/6, 2/3, 1/6 | 219 |
4 | 1/4, 1/4, 1/4, 1/4 (equal across categories) | 141 |
4 | 1/8, 3/8, 3/8, 1/8 | 156 |
5 | 1/5, 1/5, 1/5, 1/5, 1/5 (equal across categories) | 130 |
5 | 1/10, 2/10, 4/10, 2/10, 1/10 | 142 |
5 | 1/10, 1/10, 6/10, 1/10, 1/10 | 178 |