VotePredictor
past elections

Montana House

Penny Ronning (D) vs Matt Rosendale (R)

Actual result
R+36.4
Final polls said
R+26.0
1 late poll · ✓
Model predicted
R+29.8
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
1VotePredictorR+29.86.6
2Montana State University BillingsR+26.010.4

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1CNalysisRep 99%0.000
2Cook PoliticalRep 99%0.000
3DDHQ/Decision DeskRep 100%0.000
4The EconomistRep 100%0.000
5Elections DailyRep 99%0.000
6Fox NewsRep 99%0.000
7FiveThirtyEightRep 100%0.000
8Inside ElectionsRep 99%0.000
9JHK ForecastsRep 100%0.000
10Race to the WHRep 98%0.000
11RealClearPoliticsRep 99%0.000
12Sabato's Crystal BallRep 99%0.000
13Split TicketRep 99%0.000
14VotePredictorRep 100%0.000

Polls (1)

PollsterDatenPollMiss
Montana State University Billings2022-10-09183R+26.010