VotePredictor
past elections

Massachusetts President

Barack Obama (D) vs Mitt Romney (R)

Actual result
D+23.0
Final polls said
D+18.6
11 late polls · ✓
Model predicted
D+24.6
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+24.61.5
2YouGovD+20.03.0
3University of Massachusetts Lowell Center for Public OpinionD+20.03.0
4MassINC Polling GroupD+20.03.0
5Scott Rasmussen (Rasmussen Reports)D+19.04.0
6Western New England University Polling InstituteD+18.05.0
7Public Policy PollingD+15.08.0
8Suffolk UniversityD+32.09.0
9University of New Hampshire Survey CenterD+14.09.0
10Kimball Political ConsultingD+13.010.0

Polls (27)

PollsterDatenPollMiss
YouGov2012-11-02811D+20.03
University of Massachusetts Lowell Center for Public Opinion2012-11-02800D+20.03
Public Policy Polling2012-11-011089D+15.08
Kimball Political Consulting2012-10-31761D+13.010
Western New England University Polling Institute2012-10-29535D+18.05
Suffolk University2012-10-27600D+32.09
University of New Hampshire Survey Center2012-10-26583D+14.09
Scott Rasmussen (Rasmussen Reports)2012-10-25500D+19.04
MassINC Polling Group2012-10-21516D+20.03
Kimball Political Consulting2012-10-20761D+16.07
Public Policy Polling2012-10-15709D+18.05
Public Policy Polling2012-10-101051D+14.09
Scott Rasmussen (Rasmussen Reports)2012-10-10500D+15.08
YouGov2012-10-08669D+19.04
MassINC Polling Group2012-10-06501D+16.07
YouGov2012-10-05437D+21.02
Western New England University Polling Institute2012-10-01440D+30.07
MassINC Polling Group2012-09-27504D+28.05
University of New Hampshire Survey Center2012-09-24502D+27.04
Scott Rasmussen (Rasmussen Reports)2012-09-24500D+15.08
MassINC Polling Group2012-09-16507D+28.05
Public Policy Polling2012-09-15876D+18.05
University of Massachusetts Lowell Center for Public Opinion2012-09-15497D+23.00
Suffolk University2012-09-15600D+33.010
YouGov2012-09-11825D+16.07
Western New England University Polling Institute2012-09-10444D+22.01
Kimball Political Consulting2012-09-08756D+16.07