PhD & lic. psychologist. Research specialist at Karolinska Institutet @ki.se . R packages for Rasch psychometrics: pgmj.github.io/easyRaschBayes/ and easyRasch2 (also for jamovi).
#openscience, #psychometrics, #rstats, #photo
Magnus Johansson
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To make it more accessible to use up-to-date psychometric methods, I have made a module for www.jamovi.org, which has a nice point-and-click user interface. 'easyRasch2jmv' can be installed from within jamovi. The updated module added helpful text output together with the analysis output.
This week's Experimentology chapter is "Estimation". The most important move in planning an analysis isn't picking your test or your model — it's clearly defining what you're trying to estimate.
🧵 experimentology.io/005-estimat...
