
Nate Cohn @Nate_Cohn
A possible factor--and I genuinely don't know how prevalent this is--how do you handle dk in your weighting? For ex: let's say I weight by race to 70w/10b/10h/10o, but 5% DK. Do I collapse the 5 into 'other', and keep the same targets? Or do I weight to 66.5,9.5,9.5,9.5, 5 dk? — PolitiTweet.org