2000 President · national
Harris Insights & Analytics · fieldwork ended 2000-11-01 (6 days before the election) · 134,000 respondents · Online Panel
The poll said
Democrat 46% · Republican 47%
R+1.0
The certified result
Democrat 48.15% · Republican 47.66%
D+0.5
The arithmetic
- Poll margin = 46 − 47 = -1.00
- Actual margin = 48.149 − 47.657 = 0.492
- Signed miss = -1.00 − (0.492) = -1.492
- Absolute miss = |-1.492| = 1.492
The poll overstated the Republican by 1.5 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 63544, race ID 40 (538 database).