All the R code in this course implements just fine with the
configurations listed below.
## ─ Session info ───────────────────────────────────────────────────────────────
## setting value
## version R version 3.6.3 (2020-02-29)
## os Ubuntu 18.04.5 LTS
## system x86_64, linux-gnu
## ui X11
## language en_AU:en
## collate en_AU.UTF-8
## ctype en_AU.UTF-8
## tz Australia/Sydney
## date 2020-08-29
##
## ─ Packages ───────────────────────────────────────────────────────────────────
## package * version date lib source
## assertthat 0.2.1 2019-03-21 [1] CRAN (R 3.6.2)
## cli 2.0.2 2020-02-28 [1] CRAN (R 3.6.3)
## crayon 1.3.4 2017-09-16 [1] CRAN (R 3.6.2)
## digest 0.6.25 2020-02-23 [1] CRAN (R 3.6.3)
## evaluate 0.14 2019-05-28 [1] CRAN (R 3.6.2)
## fansi 0.4.1 2020-01-08 [1] CRAN (R 3.6.3)
## glue 1.4.1 2020-05-13 [1] CRAN (R 3.6.3)
## htmltools 0.4.0 2019-10-04 [1] CRAN (R 3.6.2)
## knitr 1.26 2019-11-12 [1] CRAN (R 3.6.2)
## magrittr 1.5 2014-11-22 [1] CRAN (R 3.6.2)
## Rcpp 1.0.5 2020-07-06 [1] CRAN (R 3.6.3)
## rlang 0.4.7 2020-07-09 [1] CRAN (R 3.6.3)
## rmarkdown 2.0 2019-12-12 [1] CRAN (R 3.6.2)
## sessioninfo 1.1.1 2018-11-05 [1] CRAN (R 3.6.3)
## stringi 1.4.6 2020-02-17 [1] CRAN (R 3.6.3)
## stringr 1.4.0 2019-02-10 [1] CRAN (R 3.6.2)
## withr 2.2.0 2020-04-20 [1] CRAN (R 3.6.3)
## xfun 0.11 2019-11-12 [1] CRAN (R 3.6.2)
## yaml 2.2.0 2018-07-25 [1] CRAN (R 3.6.2)
##
## [1] /home/brendo1001/R/x86_64-pc-linux-gnu-library/3.6
## [2] /usr/local/lib/R/site-library
## [3] /usr/lib/R/site-library
## [4] /usr/lib/R/library