between-subjects factor

in an analysis of variance, an independent variable with multiple levels, each of which is assigned to or experienced by a distinct group of participants. In a study examining weight loss, for example, the different amounts of daily exercise under investigation would be a between-subjects factor if each was undertaken by a different set of people. Also called between-subjects variable.

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Psychology term of the day

January 13th 2025

genetic psychology

the study of the development of mental functions in children and their transformation across the lifespan. In the 19th and early 20th centuries, the term was preferred over the synonymous developmental psychology.