2014 Senate · WV
YouGov · fieldwork ended 2014-10-20 (15 days before the election) · 877 respondents · Online Panel
The poll said
Democrat 34% · Republican 56%
R+22.0
The certified result
Democrat 34.46% · Republican 62.12%
R+27.7
The arithmetic
- Poll margin = 34 − 56 = -22.00
- Actual margin = 34.464 − 62.117 = -27.653
- Signed miss = -22.00 − (-27.653) = 5.653
- Absolute miss = |5.653| = 5.653
The poll overstated the Democrat by 5.7 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 33779, race ID 30 (538 database).