Would you?
"Let's just assume, for sake of argument, that the sampling was accurate. I'm asking if legalizing pot for adults resulted in a doubling of teen use, would you still favor legalization?"
I am not going to make a jusgement based on a hypothetical example based on a false assumption.
I pointed out why the stats are likely flawed. Do you agree with my observation that threatening to lock people up for an activity might inhibit them from telling the truth about whether they perform said activity?