VotePredictor
past elections

Washington Senate

Patty Murray (D) vs Linda Smith (R)

Actual result
D+16.8
Final polls said
D+9.7
3 late polls · ✓
Model predicted
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
1FM3 ResearchD+13.03.8
2Harris Insights & AnalyticsD+8.08.8
3Mason-Dixon Polling & StrategyD+8.08.8
4Elway ResearchD+7.09.8
5Moore Information GroupD+2.014.8

Polls (8)

PollsterDatenPollMiss
Harris Insights & Analytics1998-10-301523D+8.09
Mason-Dixon Polling & Strategy1998-10-26801D+8.09
Harris Insights & Analytics1998-10-20831D+13.04
Mason-Dixon Polling & Strategy1998-10-05810D+13.04
FM3 Research1998-09-25800D+13.04
Moore Information Group1998-09-24679D+2.015
Elway Research1998-09-20475D+7.010
Mason-Dixon Polling & Strategy1998-09-08812D+16.01