rpf.1dim.moment {rpf} | R Documentation |
Calculate cell central moments
Description
Popular central moments include 2 (variance) and 4 (kurtosis).
Usage
rpf.1dim.moment(spec, params, scores, m)
Arguments
spec |
list of item models |
params |
data frame of item parameters, 1 per row |
scores |
model derived person scores |
m |
which moment |
Value
moment matrix
[Package rpf version 1.0.14 Index]