2016 President · KY
Ipsos · fieldwork ended 2016-10-30 (9 days before the election) · 391 respondents · Online Panel
The poll said
Democrat 37.64% · Republican 58.29%
R+20.6
The certified result
Democrat 32.68% · Republican 62.52%
R+29.8
The arithmetic
- Poll margin = 37.64 − 58.29 = -20.65
- Actual margin = 32.682 − 62.520 = -29.838
- Signed miss = -20.65 − (-29.838) = 9.187
- Absolute miss = |9.187| = 9.187
The poll overstated the Democrat by 9.2 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 48706, race ID 619 (538 database).