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+++ b/statistics/questions.rst	Wed Oct 13 17:26:45 2010 +0530
@@ -0,0 +1,54 @@
+Objective Questions
+-------------------
+
+.. A mininum of 8 questions here (along with answers)
+
+1. What is the function for calculating sum of a list?
+   
+   sum
+
+2. Calcutate the mean of the given list?
+   
+   student_marks=[74,78,56,87,91,82]
+   
+   mean(student_marks) 
+
+
+3. Given a two dimensional list,::
+   two_dimensional_list=[[3,5,8,2,1],[4,3,6,2,1]]
+   
+   how do we calculate the mean  of each row?
+   
+
+   mean(two_dimensinal_list,1)
+
+4. What is the function for calculating standard deviation of a list?
+
+   std
+
+5. Calcutate the median of the given list?
+   
+   student_marks=[74,78,56,87,91,82]
+
+   median(age_list)
+
+6. How do you calculate median along the columns of two dimensional array?
+       
+    median(two_dimensional_list,0)
+       
+   
+7. What is the name of the function to load text from an external file? 
+
+   loadtxt
+
+8. I have a file with 6 columns but I wish to load only text in column 2,3,4,5. How do I specify that?
+
+   Using the parameter usecols=(2,3,4,5)
+
+Larger Questions
+----------------
+
+.. A minimum of 2 questions here (along with answers)
+
+1. Question 1
+2. Question 2