fraction.subtraction.qmatrix: Fraction Subtraction Q-Matrix
Description
The Q-Matrix corresponding to Tatsuoka (1984) fraction subtraction data set.Usage
data(fraction.subtraction.qmatrix)
source
DeCarlo, L. T. (2011). On the analysis of fraction subtraction data:
The DINA Model, classification, latent class sizes, and the Q-Matrix.
Applied Psychological Measurement, 35, 8--26.Details
This Q-matrix can be found in DeCarlo (2011). It is the same used by
de la Torre and Douglas (2004).References
de la Torre, J. and Douglas, J. (2004). Higher-order latent trait models
for cognitive diagnosis. Psychometrika, 69, 333--353.
Tatsuoka, C. (2002). Data analytic methods for latent partially ordered classification
models. Journal of the Royal Statistical Society, Series C, Applied Statistics,
51, 337--350.
Tatsuoka, K. (1984) Analysis of errors in fraction addition and subtraction
problems. Final Report for NIE-G-81-0002, University of Illinois, Urbana-Champaign.