[R] Psych package: why am I receiving "NA" for many of the factor scores?

Hello R Psych package users, Why am I receiving "NA" for many of the factor scores for individual observations? I'm assuming it is because there is quite a bit of missing data (denoted by NA). Are there any tricks in the psych package for getting a complete set of factor scores? My input is: r

[R] Is there a package for EFA with multiple groups?

Hello R users, I’m hoping to run an exploratory and confirmatory factor analysis on a psychology survey instrument. The data has been collected from multiple groups, and it’s likely that the data is hierarchical/has 2nd order factors. It appears that the lavaan package allows me to run a multiple