2010 Governor · WI
YouGov · fieldwork ended 2010-10-27 (6 days before the election) · 842 respondents · Online Panel
The poll said
Democrat 43% · Republican 53%
R+10.0
The certified result
Democrat 46.48% · Republican 52.25%
R+5.8
The arithmetic
- Poll margin = 43 − 53 = -10.00
- Actual margin = 46.478 − 52.246 = -5.768
- Signed miss = -10.00 − (-5.768) = -4.232
- Absolute miss = |-4.232| = 4.232
The poll overstated the Republican by 4.2 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 32795, race ID 1309 (538 database).