That poll had Trump winning the national popular vote by 3.2 points. He lost by 2.1 points. The poll missed by a total of 5.3 points. The average poll missed b

That poll had Trump winning the national popular vote by 3.2 points. He lost by 2.1 points. The poll missed by a total of 5.3 points. The average poll missed by 4.8 points. This result wasn't much worse than average, but it definitely was below average. I can see why someone might be confused by this - one might think these polls are predicting who will become president.