VotePredictor
past elections

Kansas Senate

Lee Jones (D) vs Sam Brownback (R)

Actual result
R+41.7
Final polls said
R+33.0
2 late polls · ✓
Model predicted
R+32.5
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
1SurveyUSAR+33.08.7
2Market Research Institute Inc.R+33.08.7
3VotePredictorR+32.59.2

Polls (2)

PollsterDatenPollMiss
SurveyUSA2004-10-24573R+33.09
Market Research Institute Inc.2004-10-24573R+33.09