Ybañez, Lydia Monzon <br/><br/>
Basic statistics/ 
Lydia Monzon Ybañez. 
 - xii , 374 pages:  illustrations;  22 cm. 
<br/><br/> Includes index 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>519.5