2014 Governor · NY
YouGov · fieldwork ended 2014-10-20 (15 days before the election) · 5,122 respondents · Online Panel
The poll said
Democrat 56% · Republican 31%
D+25.0
The certified result
Democrat 46.16% · Republican 31.46%
D+14.7
The arithmetic
- Poll margin = 56 − 31 = 25.00
- Actual margin = 46.157 − 31.464 = 14.693
- Signed miss = 25.00 − (14.693) = 10.306
- Absolute miss = |10.306| = 10.306
The poll overstated the Democrat by 10.3 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 34271, race ID 1237 (538 database).