library(tidyverse) ## ── Attaching packages ──────────────────────────────────────────────────────────────────────────────────── tidyverse 1.2.1 ── ## ✔ ggplot2 3.1.0 ✔ purrr 0.3.0 ## ✔ tibble 2.0.1 ✔ dplyr 0.8.0.1 ## ✔ tidyr 0.8.2 ✔ stringr 1.4.0 ## ✔ readr 1.3.1 ✔ forcats 0.4.0 ## ── Conflicts ─────────────────────────────────────────────────────────────────────────────────────── tidyverse_conflicts() ── ## ✖ dplyr::filter() masks stats::filter() ## ✖ dplyr::lag() masks stats::lag() library(spData) library(spDataLarge) library(rvest) ## Loading required package: xml2 ## ## Attaching package: 'rvest' ## The following object is masked from 'package:purrr': ## ## pluck ## The following ...

I am tasked with explaining incredibly complex things to people who do not have a lot of time. Consequently, using visuals has been a life saver. One day I was visiting a school explaining the Common Eurpoean Framework of Reference for Languages, which, in a nutshell, describes what language learners ...