R

- [Voiceover] After spreadsheets,…the first tool I wanna talk about in Data Science is R.…That's the statistical programming language,…that goes by the single letter name R.…It can easily be argued that R,…is the language of Data Science.…Take a look again,…at the KDnuggets Poll that we saw previously.…This is a survey of data mining professionals,…and R is the single most commonly used tool,…almost twice as much as everything else.…And it's 50% more used than Python,…which is considered its major competitor…with its specialized statistical packages.…

There's a few reasons for this.…Number one, R is Free and Open Source.…That's an advantage, because some of the…proprietary programs can be extremely expensive.…Second, R is optimized for Vector Operations.…That makes it possible for R to work…through an entire collection of data,…without having to write explicit for loops in it,…saves a lot of time.…Third, R has a great community behind it.…There's an immense amount of support,…and you can almost always find help…