Estimate Barton & Lord's (1981)
four parameter IRT model with lower and upper asymptotes using Bayesian
formulation described by Culpepper (2016) .
Estimate Barton & Lord's four parameter IRT model with lower and upper asymptotes using Bayesian formulation described by Culpepper (2015).
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Steven Andrew Culpepper, 2 years ago
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Browse source code at
Steven Andrew Culpepper [aut, cre]
Psychometric Models and Methods
GPL (>= 2)
Linking to Rcpp, RcppArmadillo
See at CRAN