jamovi

The current EFA module works fine with raw data but sometimes you only have a correlation matrix, not the raw data. For example, a published paper provides the correlation matrix but raw data is not available. Can EFA work from a correlation matrix or does a new routine need to be added? If the late...

EFA/CFA could be improved by adding correlation matrix input. Papers may display correlation matrix but raw data is not available so corr matrix input would allow users to check results reported in those papers.