About: http://webisa.webdatacommons.org/403840610

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	So, my question is.. if a controlled variable is a variable that remains constant or the same, what is the difference?Answers:A controlled variable could change, but it will change the same for all treatments.
http://www.w3.org/ns/prov#wasQuotedFrom	edurite.com