2016 Senate · NY
SurveyMonkey · fieldwork ended 2016-11-04 (4 days before the election) · 2,208 respondents · Online Panel
The poll said
Democrat 71% · Republican 25%
D+46.0
The certified result
Democrat 65.62% · Republican 23.64%
D+42.0
The arithmetic
- Poll margin = 71 − 25 = 46.00
- Actual margin = 65.618 − 23.644 = 41.974
- Signed miss = 46.00 − (41.974) = 4.027
- Absolute miss = |4.027| = 4.027
The poll overstated the Democrat by 4.0 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 48892, race ID 61 (538 database).