<http://webisa.webdatacommons.org/360439947>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/375007016>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/360439947> .
<http://webisa.webdatacommons.org/360439947>	<http://www.w3.org/ns/prov#value>	"A control group is a group identical to the one being observed except that it doesn???t have what is being tested for." .
<http://webisa.webdatacommons.org/360439947>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<discovermagazine.com> .