VotePredictor
past elections

Wisconsin Senate

Herb Kohl (D) vs John Gillespie (R)

Actual result
D+24.5
Final polls said
D+30.7
9 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
1Harris Insights & AnalyticsD+21.03.5
2Zogby AnalyticsD+29.04.5
3Scott Rasmussen (Rasmussen Reports)D+17.07.5
4Market Shares Corp.D+33.08.5
5University of Wisconsin Survey CenterD+43.018.5

Polls (10)

PollsterDatenPollMiss
Scott Rasmussen (Rasmussen Reports)2000-11-051000D+17.08
Zogby Analytics2000-11-05492D+29.04
Harris Insights & Analytics2000-11-035163D+21.04
Zogby Analytics2000-11-02500D+29.04
Zogby Analytics2000-10-30500D+27.02
Market Shares Corp.2000-10-27500D+33.08
Zogby Analytics2000-10-27500D+34.09
University of Wisconsin Survey Center2000-10-20587D+43.018
Harris Insights & Analytics2000-10-20587D+43.018
Market Shares Corp.2000-09-15500D+41.016