About: http://webisa.webdatacommons.org/361279112

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The population should be selected from a broad cross-section of respondents that reflect its population in such areas as age, race, income and other factors.
http://www.w3.org/ns/prov#wasQuotedFrom	weebly.com