The new site is at http://psychometricon.net/libirt/
The new site is at http://psychometricon.net/libirt/
Library of functions to estimate the items and abilities from the responses of subjects to a questionnaire. The IRT models supported are the logistic model, the multivariate logistic model, the graded model and smoothing by penalization and kernel.
Stack: a System for Teaching and Assessment using a Computer algebra Kernel. This project provides tools for integrating computer algebra functions into learning and teaching systems.
Please note that we have moved development of STACK to github, see https://github.com/maths/moodle-qtype_stack
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