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..
MailInformation collection method based on sending printed questionnaires to predetermined respondent addresses, which are then returned to the center by ..