2012 President · VA
Scott Rasmussen (Rasmussen Reports) · fieldwork ended 2012-11-04 (2 days before the election) · 750 respondents · IVR/Online Panel
The poll said
Democrat 48% · Republican 50%
R+2.0
The certified result
Democrat 51.16% · Republican 47.28%
D+3.9
The arithmetic
- Poll margin = 48 − 50 = -2.00
- Actual margin = 51.156 − 47.283 = 3.873
- Signed miss = -2.00 − (3.873) = -5.873
- Absolute miss = |-5.873| = 5.873
The poll overstated the Republican by 5.9 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 30791, race ID 698 (538 database).