VotePredictor
past elections

South Dakota President

John Kerry (D) vs George W. Bush (R)

Actual result
R+21.5
Final polls said
R+20.5
2 late polls · ✓
Model predicted
R+19.4
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
1McLaughlin & AssociatesR+22.00.5
2VotePredictorR+19.42.0
3Mason-Dixon Polling & StrategyR+19.02.5
4American Research GroupR+19.02.5
5Zogby AnalyticsR+28.06.5
6Scott Rasmussen (Rasmussen Reports)R+10.011.5

Polls (7)

PollsterDatenPollMiss
McLaughlin & Associates2004-10-23400R+22.01
Mason-Dixon Polling & Strategy2004-10-20800R+19.02
Scott Rasmussen (Rasmussen Reports)2004-10-12500R+10.011
Zogby Analytics2004-09-26500R+28.07
Mason-Dixon Polling & Strategy2004-09-21800R+13.08
American Research Group2004-09-10600R+19.02
Scott Rasmussen (Rasmussen Reports)2004-09-08500R+13.08