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2006 Governor · CA

Field Research Corp. (Field Poll) · fieldwork ended 2006-10-27 (11 days before the election) · 795 respondents · Live Phone

The poll said

Democrat 33% · Republican 49%

R+16.0

The certified result

Democrat 38.91% · Republican 55.88%

R+17.0

The arithmetic

  1. Poll margin = 33 − 49 = -16.00
  2. Actual margin = 38.905 − 55.881 = -16.976
  3. Signed miss = -16.00 − (-16.976) = 0.976
  4. Absolute miss = |0.976| = 0.976

The poll overstated the Democrat by 1.0 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 24258, race ID 1331 (538 database).