VotePredictor
past elections

Maryland President

Barack Obama (D) vs Mitt Romney (R)

Actual result
D+26.1
Final polls said
D+20.5
2 late polls · ✓
Model predicted
D+25.9
Winner
Dem

"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. The model's prediction is walk-forward (trained only on earlier races).

Final rankings

How everyone who called this race did, ranked — VotePredictor shown inline (★).

Pollsters — each pollster's final poll vs the result

#PollsterFinal callMissCalled
1VotePredictorD+25.90.2
2ABC News/The Washington PostD+24.02.1
3YouGovD+22.04.1
4OpinionWorksD+19.07.1
5Gonzales Research & Marketing Strategies Inc.D+19.07.1

Polls (7)

PollsterDatenPollMiss
YouGov2012-11-02705D+22.04
OpinionWorks2012-10-22801D+19.07
ABC News/The Washington Post2012-10-13843D+24.02
YouGov2012-10-08498D+21.05
OpinionWorks2012-09-26804D+23.03
Gonzales Research & Marketing Strategies Inc.2012-09-20813D+19.07
YouGov2012-09-11686D+20.06