A common statistical procedure is to convert a tall dataset into a wide one, or visa versa. A tall, or “tidy” format, meets the following criteria (See https://cran.r-project.org/web/packages/tidyr/vignettes/tidy-data.html for more information): Each variable forms a column. Each observation forms a row. Each type of observational unit forms a table. In this blogpost, we will outline…

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