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Table 11 Goodness of fit statistics for 2-MIRT (2PL) and 2-MIRT (3PL) models

From: Evaluating the quality of the ontology-based auto-generated questions

IRT models -2 log likelihood Free parameters AIC BIC
2-MIRT (2PL) 2057.31 41 2139.31 2143.43
2-MIRT (3PL) 2042.87 70 2182.87 2389.9