A research of mathematical model for diagnostical tests
Natalja Kosareva
Vilniaus Gedimino technikos universitetas
Aleksandras Krylovas
Vilniaus Gedimino technikos universitetas
Published 2009-12-20


item response theory
diagnostic operators
mathematical modelling

How to Cite

Kosareva N. and Krylovas A. (2009) “A research of mathematical model for diagnostical tests”, Lietuvos matematikos rinkinys, 50(proc. LMS), pp. 202–207. doi: 10.15388/LMR.2009.36.


The technology of creation dichotomous diagnostic operators as general testing tool using the empirical data is proposed. The only requirement to diagnostic operator – it must be nondecreasing function. Probability distribution of test result and test information are calculated according to the proposed technique.

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