2024 President · Wisconsin
InsiderAdvantage · fieldwork ended 2024-11-02 (3 days before the election) · 800 respondents · method not reported
The poll said
Democrat 47.6% · Republican 48.9%
R+1.3
The certified result
Democrat 48.74% · Republican 49.60%
R+0.9
The arithmetic
- Poll margin = 47.6 − 48.9 = -1.30
- Actual margin = 48.737 − 49.596 = -0.859
- Signed miss = -1.30 − (-0.859) = -0.441
- Absolute miss = |-0.441| = 0.441
The poll overstated the Republican by 0.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 president_polls_historical.csv (archived 2025-03-06). Poll ID 89304, race ID 8905 (538 database).
population: lv