2006 Senate · MO
Gallup · fieldwork ended 2006-11-03 (4 days before the election) · 710 respondents · Live Phone
The poll said
Democrat 49% · Republican 45%
D+4.0
The certified result
Democrat 49.58% · Republican 47.31%
D+2.3
The arithmetic
- Poll margin = 49 − 45 = 4.00
- Actual margin = 49.578 − 47.308 = 2.270
- Signed miss = 4.00 − (2.270) = 1.730
- Absolute miss = |1.730| = 1.730
The poll overstated the Democrat by 1.7 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 24274, race ID 1594 (538 database).