>Because you would be subdividing again, which yields 6 groups No, it would be 2 groups if the single partition was sex. It would only be 6 groups if they also

>Because you would be subdividing again, which yields 6 groups No, it would be 2 groups if the single partition was sex. It would only be 6 groups if they also wanted to slice each group again by age, which is not what I'm asking. The 2 groups are not "too small" if 3 groups are not "too small." >Also read my last paragraph about 'playing' with your data like that. I did, and I think that's valid. However, it has no bearing on my point about the size of the groups.