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2004 House · UT-1

Dan Jones & Associates · fieldwork ended 2004-10-25 (8 days before the election) · 400 respondents · Live Phone

The poll said

Democrat 21% · Republican 64%

R+43.0

The certified result

Democrat 29.13% · Republican 67.91%

R+38.8

The arithmetic

  1. Poll margin = 21 − 64 = -43.00
  2. Actual margin = 29.130 − 67.905 = -38.775
  3. Signed miss = -43.00 − (-38.775) = -4.224
  4. Absolute miss = |-4.224| = 4.224

The poll overstated the Republican by 4.2 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 55068, race ID 3554 (538 database).