VotePredictor
past elections

Arizona Senate

Edward Ranger (D) vs John McCain (R)

Actual result
R+41.6
Final polls said
R+42.5
2 late polls · ✓
Model predicted
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
1Behavior Research Center (Rocky Mountain Poll)R+42.00.4
2Harris Insights & AnalyticsR+37.04.6

Polls (3)

PollsterDatenPollMiss
Harris Insights & Analytics1998-10-30850R+37.05
Harris Insights & Analytics1998-10-20732R+48.06
Behavior Research Center (Rocky Mountain Poll)1998-10-14519R+42.00