Power Analysis for IRT Models Using the Wald, LR, Score, and Gradient Statistics


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Documentation for package ‘irtpwr’ version 1.0.3

Help Pages

calc.time Calculate the computation time needed for the analytical method
irtpwr Perform Power Analysis
load.functions Load IRT model functions and derivatives
pars.long Transform parameters to a longer format
plot.irtpwrresult Plot Power Curves
print.summary.irtpwrresult Print Summary of the search result
setup.hypothesis Setup null and alternative hypothesis
summary.irtpwrresult Summary of the Power Analysis