2020 Senate · NC
Emerson College · fieldwork ended 2020-10-30 (4 days before the election) · 855 respondents · IVR/Online Panel/Text-to-Web
The poll said
Democrat 50.4% · Republican 47.2%
D+3.2
The certified result
Democrat 46.94% · Republican 48.69%
R+1.7
The arithmetic
- Poll margin = 50.4 − 47.2 = 3.20
- Actual margin = 46.940 − 48.687 = -1.747
- Signed miss = 3.20 − (-1.747) = 4.947
- Absolute miss = |4.947| = 4.947
The poll overstated the Democrat by 4.9 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 72515, race ID 6284 (538 database).