This repository is work in progress.
To install the R package, and its dependencies you can use: remotes::install_github("ampl-psych/EMC2",dependencies=TRUE)
Alternatively you can download the compressed package:
https://github.com/ampl-psych/EMC2/archive/refs/heads/main.tar.gz
and install it with install.packages("emc2-main.tar.gz", repos = NULL, type = "source",dependencies=TRUE)