VotePredictor
past elections

Wisconsin President

John Kerry (D) vs George W. Bush (R)

Actual result
D+0.4
Final polls said
R+0.1
14 late polls · ✗
Model predicted
D+0.8
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+0.80.4
2American Research GroupD+1.00.6
3Scott Rasmussen (Rasmussen Reports)D+1.00.6
4University of Minnesota Hubert H. Humphrey School of Public AffairsR+1.01.4
5Mason-Dixon Polling & StrategyD+2.01.6
6Moore Information GroupR+2.02.4
7Opinion DynamicsR+3.03.4
8University of Wisconsin Survey CenterR+3.03.4
9Market Shares Corp.D+4.03.6
10Lake Research PartnersD+4.03.6
11St. Norbert College Strategic Research InstituteD+5.04.6
12Zogby AnalyticsD+6.05.6
13GallupR+8.08.4
14Harris Insights & AnalyticsR+10.010.4
15ABC News/The Washington PostR+10.010.4

Polls (32)

PollsterDatenPollMiss
Zogby Analytics2004-10-31601D+6.06
Opinion Dynamics2004-10-30700R+3.03
Gallup2004-10-291119R+8.08
Zogby Analytics2004-10-28601D+7.07
Mason-Dixon Polling & Strategy2004-10-28625D+2.02
Zogby Analytics2004-10-27600D+3.03
American Research Group2004-10-26600D+1.01
University of Wisconsin Survey Center2004-10-25545R+3.03
Zogby Analytics2004-10-23600R+3.03
Gallup2004-10-18678R+6.06
American Research Group2004-10-18600EVEN0
Mason-Dixon Polling & Strategy2004-10-17625EVEN0
University of Minnesota Hubert H. Humphrey School of Public Affairs2004-10-16623R+1.01
Zogby Analytics2004-10-15883D+3.83
Scott Rasmussen (Rasmussen Reports)2004-10-14500D+1.01
Market Shares Corp.2004-10-10500D+4.04
Scott Rasmussen (Rasmussen Reports)2004-10-08500D+1.01
St. Norbert College Strategic Research Institute2004-10-08401D+5.05
Moore Information Group2004-10-05500R+2.02
Gallup2004-10-04704R+3.03
Lake Research Partners2004-10-04600D+4.04
Zogby Analytics2004-10-02844D+2.52
Harris Insights & Analytics2004-09-24562R+10.010
Scott Rasmussen (Rasmussen Reports)2004-09-20400R+3.03
University of Minnesota Hubert H. Humphrey School of Public Affairs2004-09-18485R+14.014
University of Wisconsin Survey Center2004-09-18468R+14.014
ABC News/The Washington Post2004-09-18785R+10.010
Mason-Dixon Polling & Strategy2004-09-15625R+2.02
Zogby Analytics2004-09-15771D+2.42
American Research Group2004-09-14600EVEN0
Gallup2004-09-11631R+8.08
Scott Rasmussen (Rasmussen Reports)2004-09-07400R+2.02