typo

floydwch · floydwch · commit 9f3d7bbd9d97 · 2015-10-08T04:25:14.000+08:00
diff --git a/README.md b/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
 
