2020 President · GA
AtlasIntel · fieldwork ended 2020-10-30 (4 days before the election) · 679 respondents · Online Panel
The poll said
Democrat 46.1% · Republican 48.3%
R+2.2
The certified result
Democrat 49.47% · Republican 49.24%
D+0.2
The arithmetic
- Poll margin = 46.1 − 48.3 = -2.20
- Actual margin = 49.473 − 49.237 = 0.236
- Signed miss = -2.20 − (0.236) = -2.436
- Absolute miss = |-2.436| = 2.436
The poll overstated the Republican by 2.4 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 72593, race ID 6221 (538 database).