fleshing out examples

examples.org

@@ -1,7 +1,7 @@
 #+TITLE: Examples of Litorgy in Action
 #+OPTIONS: toc:nil num:nil ^:nil
 
-* size of the files in your home directory
+* interaction between languages (disk usage in your home directory)
 
 This will work for Linux and Mac users, not so sure about shell
 commands for windows users.
@@ -35,3 +35,19 @@ cd ~ && du -sc * |grep -v total
 pie(dirs[,1], labels = dirs[,2])
 #+end_src
 
+* calculations on tables (grades in a table)
+
+| names      | grade 1 | grade 2 | grade 3 | Total | Letter grade |
+|------------+---------+---------+---------+-------+--------------|
+| student 01 |   91.80 |   96.40 |   97.00 | 95.07 | C            |
+| student 02 |   88.78 |   89.15 |   98.00 | 91.98 | B            |
+| student 03 |   92.00 |   95.14 |   97.00 | 94.71 | B            |
+| student 04 |   84.00 |   74.62 |   88.00 | 82.21 | B            |
+
+Use R to plot distributions...
+
+* interactive documentation (tutorial)
+
+This would demonstrate applicability to Reproducible Research, and
+Literate Programming.
+