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2002 Governor · RI

Fleming & Associates · fieldwork ended 2002-10-28 (8 days before the election) · 401 respondents · Live Phone

The poll said

Democrat 40% · Republican 43%

R+3.0

The certified result

Democrat 45.24% · Republican 54.76%

R+9.5

The arithmetic

  1. Poll margin = 40 − 43 = -3.00
  2. Actual margin = 45.242 − 54.758 = -9.516
  3. Signed miss = -3.00 − (-9.516) = 6.516
  4. Absolute miss = |6.516| = 6.516

The poll overstated the Democrat by 6.5 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 54920, race ID 1409 (538 database).