Table 5

The model fit parameters of the 1PL and 2PL models in item response analysis

Model typeAICBIC−2 log likelihood
1 PL27 578.9627 972.63−13 700.48
2 PL27 327.1727 813.72−13 553.58
  • AIC, Akaike information criterion; BIC, Bayesian information criterion; PL, parameter logistic.