nonparametric

English

Alternative forms

non-parametric

Etymology

non- +‎ parametric

Adjective

nonparametric (not comparable)

(mathematics) Having a flexible number or nature of parameters which are not fixed in advance.
(statistics) Free of assumptions about the frequency distributions of the variables being assessed.

Synonyms

(statistics): distribution-free

Derived terms

nonparametric regression
nonparametric statistics
nonparametrics

References

Simulation Modeling and Analysis, Law and Kelton, 2000
(def. #2) First used in a paper by Jacob Wolfowitz(1942): "Additive Partition Functions and a Class of Statistical Hypotheses," Annals of Statistics, 13, 247-279

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