TestDesign: calc_info_FB – R documentation

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calc_info_FB

Calculate the Fisher information using full Bayesian

Calculate the Fisher information using full Bayesian.

calc_info_FB(x, items_list, ncat, model, useEAP = FALSE)

`x`	A numeric vector of MCMC sampled theta values.
`items_list`	A list of item parameter matrices.
`ncat`	a numeric vector specifying the number of response categories in each item.
`model`	a numeric vector indicating the IRT models of each item (1: 1PL, 2: 2PL, 3: 3PL, 4: PC, 5: GPC, 6: GR).
`useEAP`	`TRUE` to use the mean of MCMC theta draws.

Optimal Test Design Approach to Fixed and Adaptive Test Construction

v1.2.2

GPL (>= 2)

Authors

Seung W. Choi [aut, cre] (<https://orcid.org/0000-0003-4777-5420>), Sangdon Lim [aut] (<https://orcid.org/0000-0002-2988-014X>)

Initial release

2021-01-26