2000 Senate · VA
SurveyUSA · fieldwork ended 2000-10-29 (9 days before the election) · 500 respondents · IVR
The poll said
Democrat 46% · Republican 53%
R+7.0
The certified result
Democrat 47.68% · Republican 52.26%
R+4.6
The arithmetic
- Poll margin = 46 − 53 = -7.00
- Actual margin = 47.680 − 52.255 = -4.575
- Signed miss = -7.00 − (-4.575) = -2.425
- Absolute miss = |-2.425| = 2.425
The poll overstated the Republican by 2.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 73387, race ID 1712 (538 database).