irtrees (version 1.0.0)

neslat: Example Data: Nested Hierarchical Categories

Description

Simulated example data set for a model with nested hierarchical latent variables.

Format

An IRT response matrix with 300 persons and 30 binary items.

References

De Boeck, P. and Partchev, I. (2012). IRTrees: Tree-Based Item Response Models of the GLMM Family, Journal of Statistical Software -- Code Snippets, 48(1), 1--28. https://www.jstatsoft.org/v48/c01/.

Examples

# NOT RUN {
str(neslat)
str(neslatT <-
    exogenize(neslat, cbind(c(1,1,1), c(1,0,0), c(0,1,0), c(0,0,1)), 
	endnode=rep(1:3, each = 10)))
# }