2018 Senate · NV
SSRS · fieldwork ended 2018-10-26 (11 days before the election) · 622 respondents · Live Phone
The poll said
Democrat 48% · Republican 45%
D+3.0
The certified result
Democrat 50.41% · Republican 45.38%
D+5.0
The arithmetic
- Poll margin = 48 − 45 = 3.00
- Actual margin = 50.412 − 45.385 = 5.027
- Signed miss = 3.00 − (5.027) = -2.027
- Absolute miss = |-2.027| = 2.027
The poll overstated the Republican by 2.0 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 56601, race ID 112 (538 database).