Das, N. G. <br/><br/>
Statistical methods in commerce, accountancy & economics [Pt-1] 
by N. G. Das. 
 - Rev. enl ed. 
 - Calcutta(Kolkata)  M. Das & Co.  1991. 
 - iv, 504p. 
<br/><br/> C.U. Model Question Papers. 
<br/><br/>Collection of Data, Classification & Tabulation Charts and Diagrams Useful mathematical devices Frequency distribution Measures of central tendency Measures of dispersion Moments, Skewness & Kurtosis Curve fitting and method of least squares Correlation and regression Interpolation 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMETICS<br/>STATISTICS
<br/><br/><label>Dewey Class. No.: </label>311.2   / DAS pt-1