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.Examples
Run this code##
## (1) example based on corresponding dataset see
## fractions.subtraction.data
##
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