2016 President · OK
SurveyMonkey · fieldwork ended 2016-11-04 (4 days before the election) · 1,271 respondents · Online Panel
The poll said
Democrat 32% · Republican 57%
R+25.0
The certified result
Democrat 28.93% · Republican 65.32%
R+36.4
The arithmetic
- Poll margin = 32 − 57 = -25.00
- Actual margin = 28.932 − 65.323 = -36.391
- Signed miss = -25.00 − (-36.391) = 11.391
- Absolute miss = |11.391| = 11.391
The poll overstated the Democrat by 11.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 48896, race ID 638 (538 database).