2016 President · GA
InsiderAdvantage · fieldwork ended 2016-11-02 (6 days before the election) · 538 respondents · IVR/Online Ad
The poll said
Democrat 44.7% · Republican 48.5%
R+3.8
The certified result
Democrat 45.64% · Republican 50.77%
R+5.1
The arithmetic
- Poll margin = 44.7 − 48.5 = -3.80
- Actual margin = 45.640 − 50.771 = -5.131
- Signed miss = -3.80 − (-5.131) = 1.331
- Absolute miss = |1.331| = 1.331
The poll overstated the Democrat by 1.3 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 48341, race ID 612 (538 database).