VotePredictor
past elections

Arizona House

Ron Barber (D) vs Martha McSally (R)

Actual result
D+0.8
Final polls said
D+7.0
2 late polls · ✓
Model predicted
D+4.1
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
1OnMessage Inc.EVEN0.8
2VotePredictorD+4.13.2
3Grove InsightD+14.013.2

Polls (2)

PollsterDatenPollMiss
OnMessage Inc.2012-09-30400EVEN1
Grove Insight2012-09-29400D+14.013