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2024 President · national

TIPP · fieldwork ended 2024-11-04 (1 days before the election) · 1,863 respondents · Online Opt-In Panel

The poll said

Democrat 48.4% · Republican 48.3%

D+0.1

The certified result

Democrat 48.33% · Republican 49.80%

R+1.5

The arithmetic

  1. Poll margin = 48.4 − 48.3 = 0.10
  2. Actual margin = 48.326 − 49.798 = -1.472
  3. Signed miss = 0.10 − (-1.472) = 1.572
  4. Absolute miss = |1.572| = 1.572

The poll overstated the Democrat by 1.6 points and had the wrong leader.

Where these numbers come from

Poll and result: 538 president_polls_historical.csv (archived 2025-03-06). Poll ID 89392, race ID 8914 (538 database).

This poll asked 2 versions of the question for this race; one is scored (largest sample) so the poll counts once.

population: lv

actual: national share computed from summed statewide votes