outlier

out·li·er  (outlr)

n.

1. One whose domicile lies at an appreciable distance from his or her place of business.

2. A value far from most others in a set of data: "Outliers make statistical analyses difficult" (Harvey Motulsky).

3. Geology A portion of stratified rock separated from a main formation by erosion.

Thesaurus

Noun	1.	outlier - a person who lives away from his place of work occupant, occupier, resident - someone who lives at a particular place for a prolonged period or who was born there
	2.	outlier - an extreme deviation from the mean statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters deviation - the difference between an observed value and the expected value of a variable or function