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Mail
Information collection method based on sending printed questionnaires to predetermined respondent addresses, which are then returned to the center by ..
PAPI (Paper and Pencil Interviewing)
Face-to-face interviews conducted using printed questionnaires between the interviewer and the respondent.
PAPI, or Paper and Pencil Interviewing, is..
Mobile Research – CAMI (Computer-Assisted Mobile Interviewing)
Respondents receive and answer questions via smartphones.
Mobile Research, or Computer-Assisted Mobile Interviewing (CAMI), utilizes smartphones to g..