Data resulting from a survey, which is defined as an investigation about the characteristics of a given population by means of collecting data from a sample of that population and estimating their characteristics through the systematic use of statistical methodology. Included are censuses, sample surveys, the collection of data from administrative records and derived statistical activities as well as questionnaires. [Source: Adapted from https://stats.oecd.org/glossary/detail.asp?ID=2620]
http://purl.org/coar/resource_type/NHD0-W6SY