Methods and Practices
LAPOP: Methods and Practices
Each country survey is implemented based on a national probability design. In some cases, oversamples are collected to allow precise analysis of opinion within sub-national regions. Survey participants are voting-age adults interviewed face to face in their households, except in Canada and the United States where the interviews are web-based.
Cutting-edge methods and transparent practices ensure that data collected by LAPOP Lab are of the highest quality. These methods and practices include the following:
Pre-Survey
- Solicitation of input from a vast network of academics, practitioners, and policymakers
- Use of 自慰视频 University's experimental to test new items
- Extensive in-country pre-testing of survey items
- Translation of surveys into several languages in the Americas
- Expert design of national probability samples
- Approval of for the protection of human subjects
Implementation
- Rigorous training of all interviewers using guidelines published in detailed training manuals
- Partnerships with reputable survey organizations in the region
- Widespread use of electronic handheld devices and specialized software by LAPOP Lab to allow multilingual interviews and extensive validity checks
Post-Survey
- Use of cutting-edge statistical programs and methods to audit, process, and analyze the data sets
- Clear, user-friendly graphs featured in reports
- Public dissemination in surveyed countries
- Uploading of onto LAPOP Lab's website and into LAPOP Lab's free interactive data analysis program