VotePredictor
past elections

Iowa House

Leonard L. Boswell (D) vs Tom Latham (R)

Actual result
R+8.6
Final polls said
EVEN
1 late poll · ✗
Model predicted
R+4.1
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
1VotePredictorR+4.14.6
2Benenson Strategy GroupEVEN8.6

Polls (1)

PollsterDatenPollMiss
Benenson Strategy Group2012-09-19400EVEN9