2014 Governor · CA
YouGov · fieldwork ended 2014-10-20 (15 days before the election) · 7,463 respondents · Online Panel
The poll said
Democrat 55% · Republican 37%
D+18.0
The certified result
Democrat 59.97% · Republican 40.03%
D+19.9
The arithmetic
- Poll margin = 55 − 37 = 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 34013, race ID 1255 (538 database).