VotePredictor
past elections

California House

William E. Hedrick (D) vs Ken Calvert (R)

Actual result
R+11.2
Final polls said
R+8.0
2 late polls · ✓
Model predicted
R+6.2
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
1Public Policy PollingR+11.00.2
2VotePredictorR+6.25.1
3Zata3R+5.06.2

Polls (2)

PollsterDatenPollMiss
Zata32010-10-12611R+5.06
Public Policy Polling2010-09-25760R+11.00