2016 Senate · OK
SurveyMonkey · fieldwork ended 2016-10-28 (11 days before the election) · 472 respondents · Online Panel
The poll said
Democrat 35% · Republican 62%
R+27.0
The certified result
Democrat 24.58% · Republican 67.74%
R+43.2
The arithmetic
- Poll margin = 35 − 62 = -27.00
- Actual margin = 24.579 − 67.739 = -43.160
- Signed miss = -27.00 − (-43.160) = 16.160
- Absolute miss = |16.160| = 16.160
The poll overstated the Democrat by 16.2 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 47919, race ID 76 (538 database).