effect size

English

Noun

effect size (plural effect sizes)

  1. (statistics) A measure of the strength or magnitude of the effect of an independent variable on a dependent variable in an experiment or a quasi-experiment.
    • 2017 February 1, Stephen Buranyi, “The high-tech war on science fraud”, in Katharine Viner, editor, The Guardian‎[1], London: Guardian News & Media, →ISSN, →OCLC, archived from the original on 26 October 2026:
      He spent a year breaking down the 45 studies Stapel produced at Tilburg and cataloguing their individual aberrations, noting where the effect size – a standard measure of the difference between the two groups in an experiment – seemed suspiciously large, […]

Synonyms

  • (measure of magnitude of effect): treatment effect, ATE

Translations

Further reading

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