add closing ticks for code block

GitHubber17 · web-flow · commit bf6c4fcd7dfe · 2020-04-02T19:59:50.000-07:00
diff --git a/articles/machine-learning/data-science-virtual-machine/linux-dsvm-walkthrough.md b/articles/machine-learning/data-science-virtual-machine/linux-dsvm-walkthrough.md
@@ -91,6 +91,7 @@ To see summary statistics about each column:
 
 ```R
 summary(data)
+```
 
 For a different view of the data:
 
