Artificial data set of 3 items, 2 time points and 2 groups for LLRA. It
is example 6 from Hatzinger and Rusch (2009).
Usage
llradat3
Arguments
encoding
UTF-8
Details
This is a data set as described in Hatzinger and Rusch (2009).
References
Hatzinger, R. and Rusch, T. (2009) IRT models with relaxed assumptions
in eRm: A manual-like instruction. Psychology Science Quarterly, 51,
pp. 87--120,
http://erm.r-forge.r-project.org/psq_1_2009_06_87-120.pdf