VotePredictor
past elections

Louisiana House

Donald J. Cazayoux (D) vs Bill Cassidy (R)

Actual result
R+7.8
Final polls said
D+6.5
2 late polls · ✗
Model predicted
D+8.8
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
1McLaughlin & AssociatesD+2.09.8
2VotePredictorD+8.816.7
3SurveyUSAD+9.016.8
4Impact ResearchD+16.023.8
5Normington, Petts & AssociatesD+17.024.8

Polls (7)

PollsterDatenPollMiss
McLaughlin & Associates2008-10-22300D+2.010
McLaughlin & Associates2008-10-15300D+11.019
Normington, Petts & Associates2008-10-07400D+17.025
Impact Research2008-09-19500D+16.024
SurveyUSA2008-04-28501D+9.06
Impact Research2008-04-09500D+7.04
Impact Research2008-03-18500D+5.02