If the dataset has metadata (attributes) set on its variables, these will be
used to make the codebook more informative. Examples are item, value, and
missing labels.
Data frames imported via haven::read_dta(), haven::read_sav(), or from
formr.org will have these attributes in the right format.
By calling this function inside a knitr code chunk, the
codebook will become part of the document you are generating."><meta name="twitter:card" content="summary"><meta name="twitter:creator" content="@rubenarslan"><