the world > relative properties > number > probability or statistics > 			[adjective]		 > relating to grouping (5)		
Having a (specified) position in a scale or hierarchy; (Statistics) assigned a position in an ordered series. Frequently with modifying word, as h…
Relating to percentiles; expressed in terms of percentiles.
Of abstract elements or entities: falling within the scope of other abstract elements, esp. in a hierarchical structure; arranged in a hierarchical…