2010 Governor · NY
SurveyUSA · fieldwork ended 2010-10-27 (6 days before the election) · 544 respondents · IVR/Live Phone
The poll said
Democrat 55% · Republican 33%
D+22.0
The certified result
Democrat 54.71% · Republican 27.04%
D+27.7
The arithmetic
- Poll margin = 55 − 33 = 22.00
- Actual margin = 54.709 − 27.042 = 27.667
- Signed miss = 22.00 − (27.667) = -5.667
- Absolute miss = |-5.667| = 5.667
The poll overstated the Republican by 5.7 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 32778, race ID 1298 (538 database).