alpha-package: Robust Cronbach's alpha with missing and non-normal data

Description Details Author(s) References


An R package to calculate coefficient with missing data and non-normal data. Robust standard error and confidence interval are also provided.


Package: alpha
Type: Package
Version: 0.1
Date: 2013-01-22
License: GPL


Zhiyong Zhang and Ke-Hai Yuan Maintainer: Zhiyong Zhang <>


Zhang, Z. & Yuan, K.-H. (2013). Robust Cronbach's alpha.

Search within the alpha package
Search all R packages, documentation and source code

Questions? Problems? Suggestions? or email at

Please suggest features or report bugs with the GitHub issue tracker.

All documentation is copyright its authors; we didn't write any of that.