VotePredictor
past elections

Arizona House

Harry E. Mitchell (D) vs J.D. Hayworth (R)

Actual result
D+4.0
Final polls said
D+0.5
2 late polls · ✓
Model predicted
R+3.8
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
1Grove InsightD+3.01.0
2SurveyUSAD+2.02.0
3Normington, Petts & AssociatesR+1.05.0
4VotePredictorR+3.87.8
5The Polling Company Inc.R+9.013.0
6Public Opinion StrategiesR+14.018.0

Polls (7)

PollsterDatenPollMiss
SurveyUSA2006-10-30643D+2.02
Normington, Petts & Associates2006-10-18400R+1.05
SurveyUSA2006-10-14509R+3.07
The Polling Company Inc.2006-10-03442R+9.013
Public Opinion Strategies2006-09-18400R+14.018
SurveyUSA2006-09-16590R+12.016
Grove Insight2006-09-13400D+3.01