About: http://webisa.webdatacommons.org/217168265

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	For this reason, it is often said that normal distribution is ???assumed.??? When normal distribution is assumed, the resulting bell-shaped curve is symmetric - the right side is a mirror image of the left side.
http://www.w3.org/ns/prov#wasQuotedFrom	ck12.org