The Skill mApp

The Skill mApp aims to provide a first contact with both the Knowledge Space Theory and the skill map theory.

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Local independence

This app exemplifies the local independence assumption of the basic local independence model (BLIM). This assumption is used to calculate the probability P(R|K) of a response pattern R given the knowledge state K. First the user learns the empirical interpretation of the model parameters. Next, an example with five items demonstrates the difference between correct…

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