Merge pull request ossu#111 from floydwch/floydwch-patch-1

typo

Author: ericdouglas

README.md

@@ -221,7 +221,7 @@ Courses | Duration | Effort
 
 Courses | Duration | Effort
 :-- | :--: | :--:
-[Introduction to Big Datan](https://www.coursera.org/learn/intro-to-big-data)| 3 weeks | 5-6 hours/week
+[Introduction to Big Data](https://www.coursera.org/learn/intro-to-big-data)| 3 weeks | 5-6 hours/week
 
 ### Data Mining