Big Ten
Polls scored
10
10 races, 2008–2008
Lean
4.2 pts toward Democrats
95% range 2.3 to 6.3
Average miss
4.7 pts
on the D–R margin
Winner called
100%
Every scored poll
| Fieldwork ended | Race | Poll | Result | Miss | Workings |
|---|---|---|---|---|---|
| 2008-10-21 | 2008 President · US | D+9.0 | D+7.4 | +1.6 | autopsy |
| 2008-10-21 | 2008 President · IA | D+13.0 | D+9.5 | +3.5 | autopsy |
| 2008-10-21 | 2008 President · IL | D+29.0 | D+25.1 | +3.9 | autopsy |
| 2008-10-21 | 2008 President · IN | D+9.0 | D+1.0 | +8.0 | autopsy |
| 2008-10-21 | 2008 President · MI | D+22.0 | D+16.5 | +5.5 | autopsy |
| 2008-10-21 | 2008 President · MN | D+19.0 | D+10.2 | +8.8 | autopsy |
| 2008-10-21 | 2008 President · OH | D+12.0 | D+4.6 | +7.4 | autopsy |
| 2008-10-21 | 2008 President · PA | D+10.0 | D+10.3 | -0.3 | autopsy |
| 2008-10-21 | 2008 President · WI | D+12.0 | D+13.9 | -1.9 | autopsy |
| 2008-10-21 | 2008 Senate · MN | D+6.0 | even | +6.0 | autopsy |