Related Clues:
- Voting place
- Get the opinions of others
- Sampling of opinions
- Input for fivethirtyeight.com
- Word with exit or straw
- Pre- or post-election survey
- Public opinion barometer
- Vote in unusually polite line -- then take part in this?
- Former head admitting it's an indicative survey
- It may involve cold calls
- Survey of how people have just voted
- Quinnipiac or Gallup report
- Survey of people who just voted
- Election day survey
- Voting process found in the four longest Across answers