2012 Senate · VA
Zogby Analytics · fieldwork ended 2012-10-24 (13 days before the election) · 834 respondents · Online Panel
The poll said
Democrat 45% · Republican 45%
even
The certified result
Democrat 52.87% · Republican 46.96%
D+5.9
The arithmetic
- Poll margin = 45 − 45 = 0.00
- Actual margin = 52.866 − 46.961 = 5.905
- Signed miss = 0.00 − (5.905) = -5.905
- Absolute miss = |-5.905| = 5.905
The poll overstated the Republican by 5.9 points and showed a tie.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 30346, race ID 1501 (538 database).