Description Usage Arguments Value Author(s) Examples
This function takes a matrix
or data.frame
and the number of rating categories maxcat
and produces a three-way array of m
by maxcat
indicator matrices, one for each of the n
rows.
The input x
must be a matrix
or data.frame
of dimensions n
by m
which contains the ratings on a scale of 1 to maxcat
for m
items. Note that missing values
(NA
's) will not appear in the columns.
1 |
x |
a |
maxcat |
an integer indicating the maximum of the rating scale (which is assumed to start with 1) |
na.add |
logical indicating whether to add a designated category for missings or not. Defaults to TRUE. |
A list of rating by item indicator matrices.
Pieter C. Schoonees
1 2 3 |
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