Let X and Y have a bivariate normal distribution, X ~ N (μ x, σ x 2), and Y ~ N (μ y, σ y 2). Suppose also that the correlation between X and Y is a function of a moderator variable Z. Under ...

One of the analysis tasks that arises from time to time when studying path models is the examination of the so-called \textit{moderating effects}, also known as \textit{interaction effects}. In short, ...

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