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Definition of Heteroscedasticity
1. Noun. (statistics) The property of a series of random variables of '''not''' every variable having the same finite variance ¹
¹ Source: wiktionary.com
Medical Definition of Heteroscedasticity
1. Non-constancy of the variance of a measure over the levels of the factor under study. Origin: hetero + G. Skedastikos, pertaining to scattering, fr. Skedannumi, to scatter (05 Mar 2000)