VotePredictor
past elections

Michigan Governor

Jennifer Granholm (D) vs Dick DeVos (R)

Actual result
D+14.1
Final polls said
D+9.6
10 late polls · ✓
Model predicted
D+6.5
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
1Mason-Dixon Polling & StrategyD+14.00.1
2Selzer & Co.D+13.01.1
3YouGovD+12.02.1
4Scott Rasmussen (Rasmussen Reports)D+11.03.1
5EPIC-MRAD+9.05.1
6Zogby AnalyticsD+8.95.2
7VotePredictorD+6.57.5
8SurveyUSAD+6.08.1

Polls (18)

PollsterDatenPollMiss
SurveyUSA2006-11-03687D+6.08
Selzer & Co.2006-11-01532D+13.01
Mason-Dixon Polling & Strategy2006-11-01625D+14.00
YouGov2006-10-31800D+12.02
EPIC-MRA2006-10-31600D+9.05
EPIC-MRA2006-10-28600D+10.04
Zogby Analytics2006-10-251081D+8.95
EPIC-MRA2006-10-24600D+5.09
SurveyUSA2006-10-23803D+7.07
Scott Rasmussen (Rasmussen Reports)2006-10-22500D+11.03
Zogby Analytics2006-10-13666D+6.58
EPIC-MRA2006-10-11608D+9.05
Selzer & Co.2006-10-10643D+8.06
SurveyUSA2006-10-07772D+5.09
Scott Rasmussen (Rasmussen Reports)2006-10-04500D+7.07
EPIC-MRA2006-10-03600D+6.08
SurveyUSA2006-09-16749EVEN14
EPIC-MRA2006-09-09608D+8.06