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Welcome to Free Sort Phi project!

Cramer's Phi analyses of free-sort data from psychological experiments.


The appendix of Lawson et al. (2017) provides a brief introduction to the calculations performed by the freesortphi package (phi.intra, phi.inter, and Monte Carlo estimation of their respective chance values).


  1. Install the latest version of R from CRAN.
  2. (optional but recommended for those new to R) Install RStudio
  3. Install catlearn:


The help files of the freesortphi package document its functions. Load the package using library(freesortphi) and then type library(help='freesortphi') to see the list of functions. Type e.g. ?phi.intra to get help documentation for each function.


The project summary page you can find here.