Gupta, S.P <br/><br/>
Elementary Statistical Methods / 
by S.P. Gupta  
 - New Delhi:  Sultan Chand and Sons,  2006 
 - p.762 
<br/><br/><label>ISBN: </label>8180544611 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/> Jobs & Careers 
<br/><br/><label>Dewey Class. No.: </label>330.015195  / GUP-E