2013 Governor · NJ
Quinnipiac University · fieldwork ended 2013-11-01 (4 days before the election) · 1,388 respondents · Live Phone
The poll said
Democrat 33% · Republican 61%
R+28.0
The certified result
Democrat 38.19% · Republican 60.30%
R+22.1
The arithmetic
- Poll margin = 33 − 61 = -28.00
- Actual margin = 38.191 − 60.302 = -22.111
- Signed miss = -28.00 − (-22.111) = -5.889
- Absolute miss = |-5.889| = 5.889
The poll overstated the Republican by 5.9 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 63969, race ID 1256 (538 database).