2008 President · TX
Scott Rasmussen (Rasmussen Reports) · fieldwork ended 2008-10-21 (14 days before the election) · 500 respondents · IVR
The poll said
Democrat 44% · Republican 54%
R+10.0
The certified result
Democrat 43.68% · Republican 55.45%
R+11.8
The arithmetic
- Poll margin = 44 − 54 = -10.00
- Actual margin = 43.683 − 55.452 = -11.769
- Signed miss = -10.00 − (-11.769) = 1.769
- Absolute miss = |1.769| = 1.769
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 16757, race ID 747 (538 database).