2012 President · NH
Marist College · fieldwork ended 2012-10-28 (9 days before the election) · 1,013 respondents · Live Phone
The poll said
Democrat 49% · Republican 47%
D+2.0
The certified result
Democrat 51.98% · Republican 46.40%
D+5.6
The arithmetic
- Poll margin = 49 − 47 = 2.00
- Actual margin = 51.980 − 46.404 = 5.576
- Signed miss = 2.00 − (5.576) = -3.576
- Absolute miss = |-3.576| = 3.576
The poll overstated the Republican by 3.6 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 30538, race ID 683 (538 database).