https://scirp.org/reference/referencespapers?referenceid=1537114
Siegel, S. and Castellan Jr., N.J. (1988) Nonparametric Statistics for the Behavioral Sciences. McGraw-Hill, New York.
s andnonparametric statisticssiegelcastellanjr
https://www.umanitoba.ca/science/research/statistics/nonparametric-statistics
Nonparametric statistics is a branch of statistics that focuses on methods and techniques for analyzing data when the underlying population distribution is not...
nonparametric statisticsscience universityresearchfaculty