2000 President · MI
Opinion Dynamics · fieldwork ended 2000-10-25 (13 days before the election) · 600 respondents · Live Phone
The poll said
Democrat 43% · Republican 40%
D+3.0
The certified result
Democrat 51.28% · Republican 46.15%
D+5.1
The arithmetic
- Poll margin = 43 − 40 = 3.00
- Actual margin = 51.280 − 46.146 = 5.134
- Signed miss = 3.00 − (5.134) = -2.134
- Absolute miss = |-2.134| = 2.134
The poll overstated the Republican by 2.1 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 6361, race ID 828 (538 database).