Merge pull request nborwankar#8 from mrshu/patch-5

Links in K-Means clustering updated.

Author: nborwankar

notebooks/D3. K-Means Clustering Analysis.ipynb

@@ -279,8 +279,8 @@
      "metadata": {},
      "source": [
       "##References\n",
-      "[1] http://stackoverflow.com/questions/6645895/calculating-the-percentage-of-variance-measure-for-k-means  \n",
-      "[2] http://stackoverflow.com/users/97160/amro"
+      "[1] <http://stackoverflow.com/questions/6645895/calculating-the-percentage-of-variance-measure-for-k-means>  \n",
+      "[2] <http://stackoverflow.com/users/97160/amro>"
      ]
     },
     {
@@ -381,4 +381,4 @@
    "metadata": {}
   }
  ]
-}
+}