Fix typo

docs/docs/index.md

@@ -27,7 +27,7 @@ Well organized code tends to be self-documenting in that the organization itself
 
 A good example of this can be found in any of the major web development frameworks like Django or Ruby on Rails. Nobody sits around before creating a new Rails project to figure out where they want to put their views; they just run `rails new` to get a standard project skeleton like everybody else. Because that default project structure is _logical_ and _reasonably standard across most projects_, it is much easier for somebody who has never seen a particular project to figure out where they would find the various moving parts.
 
-Another great example is the [Filesystem Hierarchy Standard](https://en.wikipedia.org/wiki/Filesystem_Hierarchy_Standard) for Unix-like systems. The `/etc` directory has a very specific purpose, as does the `/tmp` folder, and everybody (more or less) agrees to honor that social contract. That means an Red Hat user and an Ubuntu user both know roughly where to look for certain types of files, even when using each other's system — or any other standards-compliant system for that matter!
+Another great example is the [Filesystem Hierarchy Standard](https://en.wikipedia.org/wiki/Filesystem_Hierarchy_Standard) for Unix-like systems. The `/etc` directory has a very specific purpose, as does the `/tmp` folder, and everybody (more or less) agrees to honor that social contract. That means a Red Hat user and an Ubuntu user both know roughly where to look for certain types of files, even when using each other's system — or any other standards-compliant system for that matter!
 
 Ideally, that's how it should be when a colleague opens up your data science project.