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2000 President · ME

Harris Insights & Analytics · fieldwork ended 2000-11-03 (4 days before the election) · 1,485 respondents · Live Phone

The poll said

Democrat 50% · Republican 42%

D+8.0

The certified result

Democrat 49.09% · Republican 43.97%

D+5.1

The arithmetic

  1. Poll margin = 50 − 42 = 8.00
  2. Actual margin = 49.086 − 43.972 = 5.114
  3. Signed miss = 8.00 − (5.114) = 2.886
  4. Absolute miss = |2.886| = 2.886

The poll overstated the Democrat by 2.9 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 63560, race ID 827 (538 database).