VotePredictor
past elections

North Dakota Senate

Byron L. Dorgan (D) vs Mike Liffrig (R)

Actual result
D+36.6
Final polls said
D+51.0
1 late poll · ✓
Model predicted
D+50.4
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+50.413.8
2Minnesota State University Moorhead Public Affairs InstituteD+51.014.4

Polls (1)

PollsterDatenPollMiss
Minnesota State University Moorhead Public Affairs Institute2004-10-18623D+51.014