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levelCheck

Function to Check Factor Levels

Description

Internal function of checking the levels of y called by longCat.

Usage

levelCheck(y)

Arguments

y

a data matrix, see documentation for y in longCat.

Author(s)

Stephen Tueller

References

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

See Also

longCatEDA

Package for Plotting Categorical Longitudinal and Time-Series Data

v0.31
GPL (>= 3)
Authors
Stephen Tueller. Funded by the National Institute on Drug Abuse (NIDA) Award number 1R03DA030850, the National Institute on Alcohol Abuse and Alcoholism (NIAAA) Award Number R03 AA019775, and the National Institute of Justice Award Number 2011-RY-BX-0003.
Initial release
2017-03-28

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