<http://webisa.webdatacommons.org/449781023>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/449781023>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ethz.ch> .
<http://webisa.webdatacommons.org/449781023>	<http://www.w3.org/ns/prov#value>	"(where A is a categorical variable for a fixed effect and" .
<http://webisa.webdatacommons.org/prov/472210591>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/449781023> .