iparPedImp | R Documentation |
A dataset of IRT calibrations using slope-threshold parameterization for the graded response model. There are 10 items with 5 response categories each. This item bank has several extremely high slopes, which can pose problems for CAT engines.
iparPedImp
Item Identifier
slope
Threshold (or category boundary) 1
Threshold (or category boundary) 2
Threshold (or category boundary) 3
Threshold (or category boundary) 4
Number of item categories used by this item
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