2006 House · NY-20
Grove Insight · fieldwork ended 2006-10-24 (14 days before the election) · 400 respondents · Live Phone · partisan sponsor (DEM)
The poll said
Democrat 43% · Republican 40%
D+3.0
The certified result
Democrat 46.51% · Republican 37.59%
D+8.9
The arithmetic
- Poll margin = 43 − 40 = 3.00
- Actual margin = 46.510 − 37.592 = 8.918
- Signed miss = 3.00 − (8.918) = -5.918
- Absolute miss = |-5.918| = 5.918
The poll overstated the Republican by 5.9 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 64072, race ID 3869 (538 database).