2010 Governor · NH
Public Policy Polling · fieldwork ended 2010-10-28 (5 days before the election) · 1,308 respondents · IVR
The poll said
Democrat 53% · Republican 44%
D+9.0
The certified result
Democrat 52.64% · Republican 45.03%
D+7.6
The arithmetic
- Poll margin = 53 − 44 = 9.00
- Actual margin = 52.640 − 45.033 = 7.607
- Signed miss = 9.00 − (7.607) = 1.394
- Absolute miss = |1.394| = 1.394
The poll overstated the Democrat by 1.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 1075, race ID 1288 (538 database).