Study 1
Willingness to pay for reusable coffee cups
Count checkran
Recorded 100 · rule excludes 6 · paper reports 94 → consistent
Results checkran
- Matches:Q1Yes:paper 39% / record 39.4%
- Matches:Q1No:paper 34% / record 34%
- Matches:Q1Not sure:paper 27% / record 26.6%
Percentages of the 94 answers left after the registered exclusions. Differences up to 0.5 points count as rounding.
Dataset checknot run
Needs the published dataset, compared row by row with the record. Check a dataset against the record on Solana
- Answers recorded
- 100 of 100 planned
- Record on Solana
- Plan and every answer's fingerprint
Written to Solana devnet as each answer arrived, so none can be added or removed later.
- Registered
The plan, questions and rules below were fixed at this time.
- Collected
- to
- Study plan
Example study for the ProofPoll demo. Students on campus are asked whether they would pay more for coffee in a reusable cup. Planned: 100 participants, recruited by QR code in the cafeteria.
- Exclusion rules
Answers that fail the attention check (question 3) are excluded before analysis.
Answers that fail the attention check are excluded.
- Questions
- 1.
Would you pay 10% more for your coffee if it came in a reusable cup?
- Yes41 · 41%
- No33 · 33%
- 1.