So what is the “best” way to validate them, in your opinion? Is there anything better than sibling comparisons?
The only thing more valid than sibling comparisons is actually doing it. Actually doing it should add only an iota to your confidence in it being valid, because all it is is what siblings already are.
So what is the “best” way to validate them, in your opinion? Is there anything better than sibling comparisons?
The only thing more valid than sibling comparisons is actually doing it. Actually doing it should add only an iota to your confidence in it being valid, because all it is is what siblings already are.