“packages” https://www.statmethods.net/interface/packages.html http://www.statmethods.net/interface/packages.html Quick-R: Packages http://www.statmethods.net/interface/packages.html Quick-R http://www.statmethods.net/interface/packages.html http://www.statmethods.net/interface/packages.html packages R Packages helpful page https://www.statmethods.net/interface/packages.html “packages” careful distinction https://www.statmethods.net/interface/packages.html Quick-R: Packages Quick-R