VotePredictor
past elections

California House

Raul Ruiz (D) vs Mary Whitaker Bono Mack (R)

Actual result
D+5.9
Final polls said
D+6.0
1 late poll · ✓
Model predicted
R+3.3
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
1Lake Research PartnersD+6.00.1
2Public Policy PollingD+1.04.9
3VotePredictorR+3.39.2
4Arthur J. Finkelstein & AssociatesR+17.022.9

Polls (5)

PollsterDatenPollMiss
Lake Research Partners2012-10-21409D+6.00
Public Policy Polling2012-10-131364D+1.05
Arthur J. Finkelstein & Associates2012-10-10300R+17.023
Lake Research Partners2012-10-03406D+3.03
Public Policy Polling2012-09-121281R+3.09