2004 President · MN
Zogby Analytics · fieldwork ended 2004-10-28 (5 days before the election) · 709 respondents · Live Phone
The poll said
Democrat 49% · Republican 47%
D+2.0
The certified result
Democrat 51.09% · Republican 47.61%
D+3.5
The arithmetic
- Poll margin = 49 − 47 = 2.00
- Actual margin = 51.090 − 47.614 = 3.476
- Signed miss = 2.00 − (3.476) = -1.476
- Absolute miss = |-1.476| = 1.476
The poll overstated the Republican by 1.5 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 75961, race ID 778 (538 database).