diff -r 34df59770550 -r 501e3fb21e3c presentations/statistics.tex
--- a/presentations/statistics.tex	Mon Apr 12 20:46:40 2010 +0530
+++ b/presentations/statistics.tex	Tue Apr 13 00:07:35 2010 +0530
@@ -102,8 +102,8 @@
     \item Name : 'JOSEPH RAJ S'
     \item Marks of 5 subjects: English(083), Hindi(042), Maths(47), Science(AA), Social(72)
     \item Total marks : 244
-    \item Pass/Fail (P/F) : ''
-    \item Withheld (W) : ''
+    \item Pass/Fail (P/F) : ' '
+    \item Withheld (W) : ' '
   \end{itemize}
 \end{frame}
 
@@ -112,7 +112,7 @@
   1. Read the data supplied in the file \emph{sslc1.txt} and carry out the following:
   \begin{block}{}
     Draw a pie chart representing proportion of students who scored more than 90\% in each region in Science.    
-  \end{itemize}
+  \end{block}
 \end{frame}
 
 \begin{frame}
@@ -129,11 +129,11 @@
 \begin{frame}
   \frametitle{Machinery Required}
   \begin{itemize}
-    \item File reading
-    \item Parsing
+    \item File reading 
     \item Dictionaries 
-    \item Arrays
-    \item Statistical operations
+    \item Parsing 
+%%    \item Arrays 
+    \item Plot 
   \end{itemize}
 \end{frame}