fourPNO (1.0.4)

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Bayesian 4 Parameter Item Response Model.

Estimate Barton & Lord's (1981) four parameter IRT model with lower and upper asymptotes using Bayesian formulation described by Culpepper (2016) .

Maintainer: Steven Andrew Culpepper
Author(s): Steven Andrew Culpepper [aut, cre]

License: GPL (>= 2)

Uses: Rcpp

Released 11 months ago.

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