sysToItems function

sysToItems

Read an R object of class ConQuestSys and create a labelled representation of the B matrix (scoring matrix). This maps item response categories to items and dimensions.

sysToItems(mySys, myDims)

Arguments

• mySys: An R object of class ConQuestSys, returned by the function conquestr::ConQuestSys
• myDims: A string specifying if all or specific dimensions should be included. The default is "all", Specific dimensions are specified by the label "D1" for dimensions 1 etc.

Returns

A data frame containing R the labelled B matrix.

See Also

conquestr::sysToItemDifDf()