2000 President · IL
Harris Insights & Analytics · fieldwork ended 2000-11-03 (4 days before the election) · 8,957 respondents · Live Phone
The poll said
Democrat 51% · Republican 45%
D+6.0
The certified result
Democrat 54.60% · Republican 42.59%
D+12.0
The arithmetic
- Poll margin = 51 − 45 = 6.00
- Actual margin = 54.597 − 42.585 = 12.012
- Signed miss = 6.00 − (12.012) = -6.012
- Absolute miss = |-6.012| = 6.012
The poll overstated the Republican by 6.0 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 63555, race ID 820 (538 database).