VotePredictor
past elections

Michigan House

Mike O'Brien (D) vs Fred Upton (R)

Actual result
R+12.0
Final polls said
R+31.0
1 late poll · ✓
Model predicted
R+31.1
Winner
Rep

"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
1Hill Research ConsultantsR+31.019.0
2VotePredictorR+31.119.2

Polls (1)

PollsterDatenPollMiss
Hill Research Consultants2012-10-10302R+31.019