VotePredictor
past elections

Iowa House

Becky Greenwald (D) vs Tom Latham (R)

Actual result
R+21.1
Final polls said
R+22.0
1 late poll · ✓
Model predicted
R+19.1
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
1Tarrance GroupR+22.00.9
2VotePredictorR+19.12.1

Polls (1)

PollsterDatenPollMiss
Tarrance Group2008-10-22300R+22.01