Jacob Cohen (2013)
Routledge.
DOI: https://doi.org/10.4324/9780203771587
Abstract. Cohen's foundational text on statistical power analysis. Defines conventional effect-size benchmarks for the behavioural sciences (d = 0.2 small, 0.5 medium, 0.8 large) and provides power tables that remain standard references for sample-size planning.
Tags: statistics power-analysis foundational