nonparametric

adjective
non·​para·​met·​ric | \ ˌnän-ˌper-ə-ˈme-trik How to pronounce nonparametric (audio) , -ˌpa-rə-\

Definition of nonparametric

: not involving the estimation of parameters of a statistical function nonparametric statistical tests

First Known Use of nonparametric

1942, in the meaning defined above

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