VotePredictor
past elections

Pennsylvania Governor

Ed Rendell (D) vs Lynn Swann (R)

Actual result
D+20.7
Final polls said
D+21.6
10 late polls · ✓
Model predicted
D+17.8
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
1Quinnipiac UniversityD+23.02.3
2Mason-Dixon Polling & StrategyD+18.02.7
3Scott Rasmussen (Rasmussen Reports)D+18.02.7
4VotePredictorD+17.83.0
5YouGovD+24.03.3
6Temple University Institute for Survey ResearchD+24.03.3
7Muhlenberg College Institute of Public OpinionD+25.04.3
8Franklin & Marshall College Center for Opinion ResearchD+25.04.3
9West Chester UniversityD+25.04.3
10Zogby AnalyticsD+13.27.5
11Pew Research CenterD+29.08.3

Polls (19)

PollsterDatenPollMiss
Mason-Dixon Polling & Strategy2006-11-01625D+18.03
YouGov2006-10-311005D+24.03
Muhlenberg College Institute of Public Opinion2006-10-31507D+25.04
Scott Rasmussen (Rasmussen Reports)2006-10-28500D+18.03
Franklin & Marshall College Center for Opinion Research2006-10-27626D+25.04
Quinnipiac University2006-10-26933D+23.02
Zogby Analytics2006-10-25755D+13.28
West Chester University2006-10-24601D+25.04
Mason-Dixon Polling & Strategy2006-10-20625D+21.00
Temple University Institute for Survey Research2006-10-20698D+24.03
Scott Rasmussen (Rasmussen Reports)2006-10-14500D+17.04
Zogby Analytics2006-10-13666D+7.014
Muhlenberg College Institute of Public Opinion2006-10-05511D+21.00
Mason-Dixon Polling & Strategy2006-09-24625D+17.04
Quinnipiac University2006-09-21933D+16.05
Scott Rasmussen (Rasmussen Reports)2006-09-20500D+20.01
Temple University Institute for Survey Research2006-09-17666D+27.06
Franklin & Marshall College Center for Opinion Research2006-09-15604D+18.03
Pew Research Center2006-09-151201D+29.08