- Source
- CES
- Field dates
- 2020-09-29 to 2020-12-14 (day precision)
- Mode
- web
- Population
- US adults 18+ (YouGov opt-in panels, sample-matched to an ACS frame and weighted)
- Geography
- National
- Respondents
- 61,000
- Sample design
- Matched sample: respondents drawn from opt-in online panels and matched to a stratified ACS-based target frame, then weighted; pre-election wave (Oct) and post-election wave (Nov).
- Weight
- Cumulative-file `weight` (the year's common-content weight, recomputed after vote validation in even years; targets US adults), rescaled to mean 1. For post-election-wave items use extra.weight_post; for registered voters use extra.vvweight / vvweight_post.
- Sponsor
- CES consortium of university teams (NSF-supported)
- Fielded by
- YouGov
- Notes
- Respondents and harmonized items from the Cumulative CES Common Content (doi:10.7910/DVN/II2DB6); year-specific items from the yearly Common Content. Post-election wave fielded 2020-11-08 to 2020-12-14.
- Data
- https://doi.org/10.7910/DVN/E9N6PH