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Computer Assisted Personal Interviewing (CAPI) -The Bermuda Experience Bermuda Department of Statistics. Workshop on Census Cartography and Management Port-of-Spain, Trinidad & Tobago, 22-26 October 2007. Computer Assisted Personal Interviewing. Introduction
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Computer Assisted Personal Interviewing (CAPI) -The Bermuda Experience Bermuda Department of Statistics Workshop on Census Cartography and ManagementPort-of-Spain, Trinidad & Tobago, 22-26 October 2007
Computer Assisted Personal Interviewing • Introduction • Computer Assisted Personal Interview (CAPI) method • Pilot tested during 2004 Household Expenditure Survey (HES) • Use of Personal Digital Assistant (PDA)
Computer Assisted Personal Interviewing • Objectives of the Pilot Study • To find an alternative data collection method • To evaluate the time taken to conduct interviews using the PDA • To assess whether data quality increases with technology use
Computer Assisted Personal Interviewing • Preparation • Research • Software selection - (Snap) • Hardware selection – PDA (Dell) • Training in software application
Computer Assisted Personal Interviewing • Planning • Prepare data-entry screens using Snap software • Edit features built into data entry screen • Testing of questionnaire in-house
Computer Assisted Personal Interviewing • Planning • Pilot tested 50 HHs from 5CDs • Selection and training of interviewers • Establishment of data quality control
Computer Assisted Personal Interviewing • Performance – Field work • PDA easier to manage during fieldwork • Large households were challenging for Interviewers • Power failure resulted in a loss of data from PDA
Computer Assisted Personal Interviewing • Processes • Data synchronization • Import in Snap software • Append data to database • Data editing/coding
Computer Assisted Personal Interviewing • Lessons Learned • Proper supervision of field interviewers • Recruitment standards • More training • More field contacts
Computer Assisted Personal Interviewing Lessons Learned • Best suited for less complex questionnaires • Must be piloted on a small scale • Detailed documentation of Pilot Study
Computer Assisted Personal Interviewing Benefits • Reduction in manual editing and coding • High-speed delivery of raw data • Data quality • CAPI is a viable alternative
Computer Assisted Personal Interviewing • Dell Axim X5