2014 Governor · CA
Zogby Analytics · fieldwork ended 2014-10-30 (5 days before the election) · 705 respondents · Online Panel
The poll said
Democrat 51% · Republican 33%
D+18.0
The certified result
Democrat 59.97% · Republican 40.03%
D+19.9
The arithmetic
- Poll margin = 51 − 33 = 18.00
- Actual margin = 59.970 − 40.030 = 19.940
- Signed miss = 18.00 − (19.940) = -1.940
- Absolute miss = |-1.940| = 1.940
The poll overstated the Republican by 1.9 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 34334, race ID 1255 (538 database).