I am following this tutorial https://www.youtube.com/watch?v=sSbb3PyaSu8
but when I try to install rMaps package it says
install.packages("rMaps")
Warning in install.packages : package ‘rMaps’ is not available (for R version 3.4.0) Warning in install.packages : cannot open URL 'http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.4/PACKAGES.rds': HTTP status was '404 Not Found'