Description Usage Format Author(s) References See Also Examples
Simulated data set with 100 persons, 10 items and 3 (standardized) covariates. Items 1, 2 and 3 are DIF items.
1 |
Item1
Item 1, DIF item
Item2
Item 2, DIF item
Item3
Item 3, DIF item
Item4
Item 4, non-DIF item
Item5
Item 5, non-DIF item
Item6
Item 6, non-DIF item
Item7
Item 7, non-DIF item
Item8
Item 8, non-DIF item
Item9
Item 9, non-DIF item
Item10
Item 10, non-DIF item
CovBin1
Binary covariate (standardized)
CovBin2
Binary covariate (standardized)
CovMet
Metric covariate (standardized)
Gunther Schauberger
gunther.schauberger@tum
https://www.sg.tum.de/epidemiologie/team/schauberger/
Schauberger, Gunther and Tutz, Gerhard (2016): Detection of Differential Item Functioning in Rasch Models by Boosting Techniques, British Journal of Mathematical and Statistical Psychology, 69(1), 80 - 103
1 2 3 4 5 6 7 8 9 10 | ## Not run:
data(simul.data)
Y <- simul.data[,1:10]
X <- simul.data[,11:13]
m1 <- DIFboost(Y = Y, X = X)
print(m1)
## End(Not run)
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