2004 Governor · IN
SurveyUSA · fieldwork ended 2004-10-28 (5 days before the election) · 589 respondents · IVR
The poll said
Democrat 44% · Republican 52%
R+8.0
The certified result
Democrat 45.49% · Republican 53.21%
R+7.7
The arithmetic
- Poll margin = 44 − 52 = -8.00
- Actual margin = 45.493 − 53.213 = -7.720
- Signed miss = -8.00 − (-7.720) = -0.280
- Absolute miss = |-0.280| = 0.280
The poll overstated the Republican by 0.3 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 4392, race ID 1366 (538 database).