Electronic vs. paper-based data collection
Computer Assisted Personal Interviewing (CAPI or just “electronic”) and Paper and Pencil Interviewing (PAPI or just “paper-based”) are two different methods of conducting surveys and collecting data more generally. PAPI is the traditional method in which an enumerator fills in a paper form or questionnaire. CAPI is the newer method, gaining in popularity, where the enumerator uses a tablet, smartphone, or laptop computer to move through the interview and record responses...