1998 Governor · CO
Public Opinion Strategies · fieldwork ended 1998-10-16 (18 days before the election) · 500 respondents · Live Phone
The poll said
Democrat 39% · Republican 43%
R+4.0
The certified result
Democrat 48.42% · Republican 49.04%
R+0.6
The arithmetic
- Poll margin = 39 − 43 = -4.00
- Actual margin = 48.419 − 49.038 = -0.619
- Signed miss = -4.00 − (-0.619) = -3.381
- Absolute miss = |-3.381| = 3.381
The poll overstated the Republican by 3.4 points and had the right leader.
Where these numbers come from
Poll and result: 538 raw_polls.csv. Poll ID 54224, race ID 1437 (538 database).