2012 House · FL-22
St. Pete Polls · fieldwork ended 2012-10-16 (21 days before the election) · 557 respondents · IVR
The poll said
Democrat 48% · Republican 44.8%
D+3.2
The certified result
Democrat 54.63% · Republican 45.37%
D+9.3
The arithmetic
- Poll margin = 48 − 44.8 = 3.20
- Actual margin = 54.627 − 45.373 = 9.254
- Signed miss = 3.20 − (9.254) = -6.054
- Absolute miss = |-6.054| = 6.054
The poll overstated the Republican by 6.1 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 52272, race ID 5004 (538 database).