2000 President · national
SSRS · fieldwork ended 2000-10-27 (11 days before the election) · 1,103 respondents · Live Phone
The poll said
Democrat 40% · Republican 43%
R+3.0
The certified result
Democrat 48.15% · Republican 47.66%
D+0.5
The arithmetic
- Poll margin = 40 − 43 = -3.00
- Actual margin = 48.149 − 47.657 = 0.492
- Signed miss = -3.00 − (0.492) = -3.492
- Absolute miss = |-3.492| = 3.492
The poll overstated the Republican by 3.5 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 65858, race ID 40 (538 database).