2012 Governor · WI
St. Norbert College Strategic Research Institute · fieldwork ended 2012-05-19 (17 days before the election) · 406 respondents · Live Phone
The poll said
Democrat 45% · Republican 50%
R+5.0
The certified result
Democrat 46.28% · Republican 53.08%
R+6.8
The arithmetic
- Poll margin = 45 − 50 = -5.00
- Actual margin = 46.282 − 53.082 = -6.800
- Signed miss = -5.00 − (-6.800) = 1.800
- Absolute miss = |1.800| = 1.800
The poll overstated the Democrat by 1.8 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 16380, race ID 1269 (538 database).