subjOCC {KernSmoothIRT} | R Documentation |
ksIRT - kernel smoothing in Item Response Theory
Description
Returns a list containing a matrix for each item. Each matrix in the list contains a row for each option with each column representing a subject with the probability of selecting that option for each subject.
Usage
subjOCC(x, stype = c("ObsScore","ExpectedScore","MLScore","Theta","MLTheta"))
Arguments
x |
a |
stype |
the scale on which to evaluate each subject. |
References
Ramsay, J.O. (2000). TestGraf: A program for the graphical analysis of multiple choice test and questionnaire data.
Silverman, B.W. (1986). Density Estimation for Statistics and Data Analysis. Chapman & Hall, London.