2020 Senate · NE
Cygnal · fieldwork ended 2020-10-20 (14 days before the election) · 625 respondents · Live Phone/Text-to-Web/Email · partisan sponsor (REP)
The poll said
Democrat 17.5% · Republican 47.4%
R+29.9
The certified result
Democrat 24.43% · Republican 62.74%
R+38.3
The arithmetic
- Poll margin = 17.5 − 47.4 = -29.90
- Actual margin = 24.429 − 62.742 = -38.313
- Signed miss = -29.90 − (-38.313) = 8.413
- Absolute miss = |8.413| = 8.413
The poll overstated the Democrat by 8.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 71675, race ID 6285 (538 database).