2000 President · PA
Scott Rasmussen (Rasmussen Reports) · fieldwork ended 2000-11-05 (2 days before the election) · 1,091 respondents · IVR
The poll said
Democrat 43% · Republican 47%
R+4.0
The certified result
Democrat 50.61% · Republican 46.44%
D+4.2
The arithmetic
- Poll margin = 43 − 47 = -4.00
- Actual margin = 50.608 − 46.438 = 4.170
- Signed miss = -4.00 − (4.170) = -8.170
- Absolute miss = |-8.170| = 8.170
The poll overstated the Republican by 8.2 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 63654, race ID 844 (538 database).