re: USPOL
Actually if you think about it, it does. An approval rating is measured through out the career of a president not just at the moment of the election.
Approval rating also shows approval from all Americans not just the ones who will vote.
re: USPOL
@djsumdog
Dependa which one? I've reviewed over a dozen such approval rating polls and all that passed some formal objective process had similar results. So you'll have to be specific, which of the dozen or so polls that we data scientist use are you curious about?
@feld @thegibson