itan (1.0)

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Item Analysis for Multiple Choice Tests.

http://cran.r-project.org/web/packages/itan

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.

Maintainer: Ariel Armijo Quiroz
Author(s): Ariel Armijo Quiroz

License: GPL (>= 2)

Uses: ggplot2, reshape

Released over 2 years ago.


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