Some generalized IRT functions for lazy boys and girls.


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Documentation for package ‘lazy.girt’ version 0.1.3

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lazy.girt-package lazy.girt: Some generalized IRT functions for lazy boys and girls
ab2ms Convert a-b parameter to mean-std parameter of the generalized beta distribution
checkparam Checking and Subsetting the Parameter Data Frame
dgbeta Generalized Beta Distribution Beta Distribution in min < x < max
dgirf_p Calculation of the Derivative of Item Response Function with respect to Item Parameters
est_thetaphi Estimation of Theta and Phi
gendata_gIRT Generation of Simulated Item Response Data under gIRT Model
generate_thetaphi Generate Theta and Phi
gicrfB Calculation of Item Response Function of Binary Logistic Items
gicrfG Calculation of Item Response Function of Graded Response Items
girf Calculation of Item Response Function
gordinal_reg Oridinal Regression for the Generalized IRT Model
guIRT Parameter Estimation of the Generalized IRT Model
lazy.girt lazy.girt: Some generalized IRT functions for lazy boys and girls
ms2ab Convert mean-std parameter to a-b parameter of the generalized beta distribution
rgbeta Generalized Beta Distribution Beta Distribution in min < x < max