This package is considered a duplicate. The official version of this package is found at:https://friendly.r-universe.dev/vcdExtra

1a. Steps Toward Tidy Categorical Data Analysis

Authored by:Gavin M. Klorfine invcdExtra 0.9.9.
Source:a1a-convert-collapse.Rmd, Vignette:a1a-convert-collapse.html. Last updated:2026-05-05.

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