Range, Qaurtile deviation and Mean Deviation
Standard Deviation, Variance, Coefficient of Variation
Quantitative Techniques Volume-I
Solved Paper Quantitative Techniques/Methods January 2011
SONU MONU KI ROCHAK KAHANIYAN-PART 1
Quantitative Techniques Volume II
Oudhr Magadh Nritya Shaili-Part II
Quantitative Techniques Volume III
Quantitative Techniques Volume V
Solved Paper Quantitative Techniques/Methods July 2009, January 2010 , July 2010