Walker, Helen M. . <br/><br/>
Elementary Statistical Methods /  Textual Documents 
Helen M. Walker, Joseph Lev. 
 - 1st ed / 
 - New Delhi :  Oxford & IBH Publishing Co.Pvt. Ltd. ,  1965. 
 - 302p ;  24 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Statistics T/G-Statistics 
<br/><br/><label>Dewey Class. No.: </label>311.2  / W 152 El