2002 Governor · OK
SurveyUSA · fieldwork ended 2002-10-30 (6 days before the election) · 723 respondents · IVR
The poll said
Democrat 39% · Republican 37%
D+2.0
The certified result
Democrat 43.27% · Republican 42.61%
D+0.7
The arithmetic
- Poll margin = 39 − 37 = 2.00
- Actual margin = 43.273 − 42.610 = 0.663
- Signed miss = 2.00 − (0.663) = 1.337
- Absolute miss = |1.337| = 1.337
The poll overstated the Democrat by 1.3 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 54881, race ID 1406 (538 database).