2024 Senate · Michigan
AtlasIntel · fieldwork ended 2024-10-31 (5 days before the election) · 1,136 respondents · Online Ad
The poll said
Democrat 49.5% · Republican 46.3%
D+3.2
The certified result
Democrat 48.64% · Republican 48.30%
D+0.3
The arithmetic
- Poll margin = 49.5 − 46.3 = 3.20
- Actual margin = 48.639 − 48.298 = 0.341
- Signed miss = 3.20 − (0.341) = 2.859
- Absolute miss = |2.859| = 2.859
The poll overstated the Democrat by 2.9 points and had the right leader.
Where these numbers come from
Poll and result: 538 senate_polls_historical.csv (archived 2025-03-06). Poll ID 89145, race ID 9515 (538 database).
population: lv