2006 Senate · OH
YouGov · fieldwork ended 2006-10-31 (7 days before the election) · 1,003 respondents · Online Panel
The poll said
Democrat 58% · Republican 40%
D+18.0
The certified result
Democrat 56.16% · Republican 43.81%
D+12.3
The arithmetic
- Poll margin = 58 − 40 = 18.00
- Actual margin = 56.164 − 43.815 = 12.349
- Signed miss = 18.00 − (12.349) = 5.651
- Absolute miss = |5.651| = 5.651
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 24891, race ID 1602 (538 database).