2020 President · IN
Morning Consult · fieldwork ended 2020-10-26 (8 days before the election) · 1,147 respondents · Online Panel
The poll said
Democrat 42% · Republican 53.4%
R+11.4
The certified result
Democrat 40.96% · Republican 57.02%
R+16.1
The arithmetic
- Poll margin = 42 − 53.4 = -11.40
- Actual margin = 40.962 − 57.021 = -16.059
- Signed miss = -11.40 − (-16.059) = 4.659
- Absolute miss = |4.659| = 4.659
The poll overstated the Democrat by 4.7 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 72606, race ID 6226 (538 database).