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exam of 160 students, multiple choice answer (A, Kprim..., and other), several files with student names, choosen answers, item labels. The files are comma separated or any othe desired format is possible.
The passmark is calculated trough IRT.
Write a table of passing students, calculate student statistics per topic (items are grouped in topics)
Data should be written back as XML.
There is no A and B version as all items are scrambled.
Automatic prozessing trough Cran R (data is commin from a database) and prozessing.
Desired outputs are available as PDF, we have to agree on input format.
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