Description Usage Arguments Author(s) References See Also
Internal function of checking the levels of y
called by longCat
.
1 | levelCheck(y)
|
y |
a data matrix, see documentation for |
Stephen Tueller
Tueller, S. J., Van Dorn, R. A., & Bobashev, G. V. (2016). Visualization of categorical longitudinal and times series data (Report No. MR-0033-1602). Research Triangle Park, NC: RTI Press. http://www.rti.org/publication/visualization-categorical-longitudinal-and-times-series-data
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