To download all the R code used in the Handbook of Educational Measurement and Psychometrics Using R, please click here
To visit the GitHub repository containing all the R code, please click here.
The hemp package contains data sets and the functions used in Desjardins and Bulut (2018)'s book Handbook of Educational Measurement and Psychometrics Using R published by CRC Press.
Additionally, the functions in hemp can be used to conduct data analysis with classical test theory and generalizability theory.
To install the hemp package:
install.packages("devtools")
devtools::install_github("cddesja/hemp")
If you're not using the most recent version of R, then the installation may not continue properly. If this is the case, you can use:
Sys.setenv(R_REMOTES_NO_ERRORS_FROM_WARNINGS=TRUE) # in case your R version is older
devtools::install_github("cddesja/hemp")
If you get a message similar to the one below, please choose 3: None by typing 3 in the R console and hitting enter.
Downloading GitHub repo cddesja/hemp@master
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