a statistic based upon the difference in mean vectors across K samples utilized to test hypotheses about group mean vector differences in multivariate testing processes, like multivariate analysis of variance.

WILKS'S LAMBDA: "Wilk's lambda is a probability distribution used in multivariate hypothesis testing. "
Cite this page: N., Pam M.S., "WILKS'S LAMBDA," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/wilkss-lambda/ (accessed September 28, 2021).