Item Analysis for Multiple Choice Tests

Functions for analyzing multiple choice items. These analyses include the convertion of student response into binaty data (correct/incorrect), the computation of the number of corrected responses and grade for each subject, the calculation of item difficulty and discrimination, the computation of the frecuency and point-biserial correlation for each distractor and the graphical analysis of each item.


Reference manual

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1.0 by Ariel Armijo Quiroz, 6 months ago

Browse source code at

Authors: Ariel Armijo Quiroz

Documentation:   PDF Manual  

GPL (>= 2) license

Depends on ggplot2, reshape

See at CRAN