VotePredictor
past elections

Maryland Senate

Barbara A. Mikulski (D) vs Eric Wargotz (R)

Actual result
D+26.4
Final polls said
D+27.3
3 late polls · ✓
Model predicted
D+26.0
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
1VotePredictorD+26.00.4
2OpinionWorksD+27.00.6
3Scott Rasmussen (Rasmussen Reports)D+18.08.4
4Gonzales Research & Marketing Strategies Inc.D+17.09.4
5ABC News/The Washington PostD+37.010.6

Polls (6)

PollsterDatenPollMiss
Scott Rasmussen (Rasmussen Reports)2010-10-24750D+18.08
ABC News/The Washington Post2010-10-211434D+37.011
OpinionWorks2010-10-17798D+27.01
Gonzales Research & Marketing Strategies Inc.2010-10-13816D+17.09
ABC News/The Washington Post2010-09-24730D+32.06
Scott Rasmussen (Rasmussen Reports)2010-09-15750D+16.010