2004 President · NH
American Research Group · fieldwork ended 2004-10-29 (4 days before the election) · 600 respondents · Live Phone
The poll said
Democrat 47% · Republican 47%
even
The certified result
Democrat 50.24% · Republican 48.87%
D+1.4
The arithmetic
- Poll margin = 47 − 47 = 0.00
- Actual margin = 50.242 − 48.874 = 1.368
- Signed miss = 0.00 − (1.368) = -1.368
- Absolute miss = |-1.368| = 1.368
The poll overstated the Republican by 1.4 points and showed a tie.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 4367, race ID 785 (538 database).