Applications and extensions of MCMC in IRT: Multiple item types, missing data, and rated responses
Applications and extensions of MCMC in IRT: Multiple item types, missing data, and rated responses
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DOI:
10.3102/10769986024004342
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发表时间:
1999-12-01
影响因子:
2.4
通讯作者:
Junker, BW
中科院分区:
文献类型:
--
作者:
Patz, RJ;Junker, BW
Patz and Junker (1999) describe a general Markov chain Monte Carlo (MCMC) strategy, based on Metropolis-Hastings sampling, far Bayesian inference in complex item response theory (IRT) settings. They demonstrate rile basic methodology using the two-parameter logistic (2PL) model. In this paper we extend their basic MCMC methodology to address issues such as nonresponse, designed missingness, multiple raters, guessing behavior and partial credit (polytomous) rest items. We apply the basic MCMC methodology to two examples from the National Assessment of Educational Progress 1992 Trial State Assessment in Reading: (a) a multiple item format (2PL, 3PL, and generalized partial credit) subtest with missing response data; and (b) a sequence of rated, dichotomous short-response items, using a new IRT model called the generalized linear logistic test model (GLLTM).