Makes use of the eRm package function LRtest(). Outputs a table with item
average locations, group differences, and standard errors.
Usage
RIdifThreshTblLR(dfin, dif.var, fontfamily = "sans-serif", cutoff = 0.5)
Arguments
- dfin
Dataframe with item data only
- dif.var
DIF variable
- fontfamily
Set table font
- cutoff
Cutoff in item location logit difference for table highlighting
Details
DIF variables need to be factors with the same length as the number of rows
in the dataset.
sample usage: RIdifTableThreshE(df, dif.age, fontfamily = "Arial")