--- a/plotting-data/questions.rst	Thu Oct 28 13:19:28 2010 +0530
+++ b/plotting-data/questions.rst	Thu Oct 28 15:14:40 2010 +0530
@@ -52,5 +52,14 @@
 
 .. A minimum of 2 questions here (along with answers)
 
-1. Question 1
-2. Question 2
+1. Plot an errorbar for following experimental data.
+
+   |  X    |  Y   | Xerr | Yerr  |
+   | 154.9 | 8106 | 8.51 | 165.8 |
+   | 154.3 | 8138 | 8.50 | 166.3 |
+   | 148.7 | 8148 | 7.78 | 161.2 |
+   | 149.6 | 8171 | 7.81 | 162.6 |
+
+in red colour with large dots
+
+2. List the parameters for errorbar and their function?