Changes in Version 0.1.5

  o added function for Point Biserial Correlations ptbis.dicho() (dicotoumous items)

  o added function for handling booklet designs make.incidenz()

  o added functions for person parameter estimation (ML & WL) and summary method (dicotoumous items)

  o added summary method for graphical model-check dichotomuos (object of class 'grmSE')

  o added summary method for graphical model-check polytomuos (object of class 'grmSEpo')


Changes in Version 0.1.4

  o added the argument zerocor in the functions for parameter calculations - see descriptions of functions

  o changed some matrix calculations to enhance processing speed (due to a tip from Alexander Robitzsch)

