2016 President · CT
SurveyMonkey · fieldwork ended 2016-10-28 (11 days before the election) · 554 respondents · Online Panel
The poll said
Democrat 51% · Republican 39%
D+12.0
The certified result
Democrat 54.57% · Republican 40.93%
D+13.6
The arithmetic
- Poll margin = 51 − 39 = 12.00
- Actual margin = 54.566 − 40.927 = 13.639
- Signed miss = 12.00 − (13.639) = -1.639
- Absolute miss = |-1.639| = 1.639
The poll overstated the Republican by 1.6 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 47889, race ID 608 (538 database).