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2000 Governor · IN

Market Shares Corp. · fieldwork ended 2000-10-27 (11 days before the election) · 600 respondents · Live Phone

The poll said

Democrat 49% · Republican 33%

D+16.0

The certified result

Democrat 56.56% · Republican 41.68%

D+14.9

The arithmetic

  1. Poll margin = 49 − 33 = 16.00
  2. Actual margin = 56.557 − 41.678 = 14.879
  3. Signed miss = 16.00 − (14.879) = 1.122
  4. Absolute miss = |1.122| = 1.122

The poll overstated the Democrat by 1.1 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 54450, race ID 1420 (538 database).