n. in statistics, refers to the analysis of variance between two groups simultaneously undergoing testing. The variation shown in experimental scores reflects the degree by which their group means differ. Compare within-groups variance.
BETWEEN-GROUPS VARIANCE: "Exposure to a different set of experimental conditions will, indeed, result in a between-groups variance."
Cite this page: N., Sam M.S., "BETWEEN-GROUPS VARIANCE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/between-groups-variance/ (accessed December 1, 2021).
