2008 President · KY
Scott Rasmussen (Rasmussen Reports) · fieldwork ended 2008-10-21 (14 days before the election) · 500 respondents · IVR
The poll said
Democrat 44% · Republican 52%
R+8.0
The certified result
Democrat 41.17% · Republican 57.40%
R+16.2
The arithmetic
- Poll margin = 44 − 52 = -8.00
- Actual margin = 41.168 − 57.399 = -16.231
- Signed miss = -8.00 − (-16.231) = 8.231
- Absolute miss = |8.231| = 8.231
The poll overstated the Democrat by 8.2 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 16755, race ID 721 (538 database).