* gnu/packages/statistics.scm (r-pkgmaker): Update to 0.27. [propagated-inputs]: Add r-bibtex, r-magrittr, r-stringi, and r-withr.
* gnu/packages/statistics.scm (r-pkgmaker): Update to 0.27. [propagated-inputs]: Add r-bibtex, r-magrittr, r-stringi, and r-withr.