VotePredictor
past elections

Oklahoma House

Mary Brannon (D) vs Tom Cole (R)

Actual result
R+30.1
Final polls said
R+33.3
1 late poll · ✓
Model predicted
R+36.3
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
1SoonerPoll.comR+33.33.2
2VotePredictorR+36.36.2

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1Cook PoliticalRep 99%0.000
2DDHQ/Decision DeskRep 100%0.000
3The EconomistRep 100%0.000
4FiveThirtyEightRep 100%0.000
5Sabato's Crystal BallRep 99%0.000
6VotePredictorRep 100%0.000

Polls (1)

PollsterDatenPollMiss
SoonerPoll.com2018-09-20291R+33.33