Popham, W. James. <br/><br/>
Educational statistics :   use and interpretation  
W. James Popha m. 
 - New York :   Harper & Row,   [1967] 
 - x, 429 p. :    ill. ;    22 cm. 
 - Exploration series in education.   .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational statistics.--------
<br/><br/><label>Dewey Class. No.: </label>370.183