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Analyses of Multiple Independent Samples
Chapter 4 presented procedures for analyzing independence of two samples.
Often in research projects, we wish to compare observations on multiple
(k) samples. The nonparametric tests for multiple independent samples
presented in this chapter are equivalent to their parametric counterpart,
analysis of variance (ANOVA). Recall that an ANOVA research design is
used to ascertain differences among two or more groups when the data are
interval, ratio, or ranked.
This chapter covers three procedures used to analyze differences among
multiple samples. The rst procedure discussed is the Kruskal-Wallis
one-w ...