ISPS ID: 
D188
Suggested citation: 
Bullock, J., & Rader, K. (2021). Replication Materials for, Response Options and the Measurement of Political Knowledge. https://hdl.handle.net/10079/bda0ba4b-9b77-4b2b-8ed8-cfaae7bea1e1. ISPS Data Archive.
Research design: 
Field Date: 
2017-03-14 - 2017-03-30
Location: 
Location details: 
National
Unit of observation: 
Individual
Sample size: 
2080
Inclusion/exclusion: 
US adults
Randomization procedure: 
Simple random assignment to five conditions
Treatment: 
Difficulty of political knowledge questions
Treatment administration: 
Web
Outcome measures: 
political knowledge
Archive date: 
2023
Terms of use: 
ISPS Data Archive: Terms of Use.
Discipline: 
