why are ties so tricky in nonparametrics why is tie so difficult in nonparametric procedures why are ties so difficult in nonparametric statistics why are ties so difficult to analyze why are ties important for nonparametric statistics which statistic is most useful when dealing with ties? why do we have ties when comparing the two populations of the sample why is ties in statistical techniques difficult why are ties a nonparametric procedure why are ties in nonparametric statistics difficult why are ties in nonparametric statistics so difficult? why ties are used in nonparametrics why tie statistics are difficult why are ties in nonparametric statistics important what is the difference between ties and averages in a nonparametric analysis why are ties so difficult why are ties so difficult why are ties useful in statistical procedures? why ties in nonparametric analysis why are ties important in statistics