Simple estimators for the simple latent class mastery testing model : paper presented at the fourth International symposium on educational testing, Antwerp, Belgium, June 24-27, 1980 / Wim J. van der Linden

Simple estimators for the simple latent class mastery testing model : paper presented at the fourth International symposium on educational testing, Antwerp, Belgium, June 24-27, 1980 / Wim J. van der Linden