Fisher_GRM {cat.dt} | R Documentation |
Computes the item Fisher Information given an ability level based on the GRM model
Fisher_GRM(theta_est, item_par, nres)
theta_est |
ability level |
item_par |
vector containing the item parameters. First component
is the |
nres |
number of possible item responses |
An integer that represents the Fisher Information value of the specified item given the ability level
Javier Rodriguez-Cuadrado