What's the noun for outliers? Here's the word you're looking for.
outlier
A person or thing situated away from the main body or outside its properplace.
(geology) A part of a formation separated from the rest of the formation by erosion.
(statistics) A value in a statistical sample which does not fit a pattern that describes most other datapoints; specifically, a value that lies 1.5 IQR beyond the upper or lower quartile.