1998 Senate · NY
Zogby Analytics · fieldwork ended 1998-10-22 (12 days before the election) · 700 respondents · Live Phone
The poll said
Democrat 40% · Republican 42%
R+2.0
The certified result
Democrat 47.82% · Republican 33.67%
D+14.2
The arithmetic
- Poll margin = 40 − 42 = -2.00
- Actual margin = 47.823 − 33.672 = 14.151
- Signed miss = -2.00 − (14.151) = -16.151
- Absolute miss = |-16.151| = 16.151
The poll overstated the Republican by 16.2 points and had the wrong leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 26282, race ID 1738 (538 database).