2000 President · SC
SurveyUSA · fieldwork ended 2000-10-22 (16 days before the election) · 500 respondents · IVR
The poll said
Democrat 41% · Republican 54%
R+13.0
The certified result
Democrat 40.90% · Republican 56.86%
R+16.0
The arithmetic
- Poll margin = 41 − 54 = -13.00
- Actual margin = 40.902 − 56.860 = -15.958
- Signed miss = -13.00 − (-15.958) = 2.959
- Absolute miss = |2.959| = 2.959
The poll overstated the Democrat by 3.0 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 63730, race ID 846 (538 database).