2004 President · MN
Zogby Analytics · fieldwork ended 2004-10-31 (2 days before the election) · 601 respondents · Live Phone
The poll said
Democrat 51% · Republican 45%
D+6.0
The certified result
Democrat 51.09% · Republican 47.61%
D+3.5
The arithmetic
- Poll margin = 51 − 45 = 6.00
- Actual margin = 51.090 − 47.614 = 3.476
- Signed miss = 6.00 − (3.476) = 2.524
- Absolute miss = |2.524| = 2.524
The poll overstated the Democrat by 2.5 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 4317, race ID 778 (538 database).