A questionnaire (or form) is a group or sequence of questions designed to obtain information
on a subject from a respondent. Questionnaires play a central role in the data collection process since
they have a major impact on data quality and influence the image that the statistical agency projects
to the public. Questionnaires can either be in paper or computerized format. Problems faced during
questionnaire design include: deciding what questions to ask, how to best word them and how to