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2022 House · CA-49

SurveyUSA · fieldwork ended 2022-10-29 (10 days before the election) · 568 respondents · IVR/Online Panel

The poll said

Democrat 49% · Republican 43%

D+6.0

The certified result

Democrat 52.63% · Republican 47.37%

D+5.3

The arithmetic

  1. Poll margin = 49 − 43 = 6.00
  2. Actual margin = 52.630 − 47.370 = 5.260
  3. Signed miss = 6.00 − (5.260) = 0.739
  4. Absolute miss = |0.739| = 0.739

The poll overstated the Democrat by 0.7 points and had the right leader.

Where these numbers come from

Poll and result: 538 raw_polls.csv. Poll ID 81441, race ID 9060 (538 database).