Möller, Annette; Groß, Jürgen - In: METRON 83 (2025) 3, pp. 353-363
Abstract In this note, we recollect some formulas and facts about linear mixed models in relation to Cohen’s effect size measure f2. It is shown how an estimate of the variance-covariance matrix for the estimated fixed effects parameter vector may serve to compute f2in the presence of random...