Create item response map table
Categories are placed at the mean score of the examinees who picked that category.
itemResponseMap(grp, ..., factor = 1)
grp |
an IFA group |
... |
Not used. Forces remaining arguments to be specified by name. |
factor |
which factor to plot (defaults to 1) |
A data.frame of the raw data backing the plot. Item outcomes without any observations are omitted.
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