Psychometrics

A workflow for automating scale scoring in R

This post contains a workflow that vastly speeds up the process of scale scoring and computing psychometrics such as Cronbach's alpha.

Fornell-Larcker Criterion with R using lavaan

The Fornell-Larcker criterion (Fornell & Larcker, 1981, p. 41) is a popular technique to check the discriminant validity of constructs in structural equation models. The criterion …

Francisco Wilhelm

How to compute multi-level reliability indices in R and Mplus

Update 2022 Since the time since I wrote this blog post, a package has been developed that caulcates the multi-level reliability coefficient omega within R. See the function …