Downie, N. M. <br/><br/>
Basic statistical methods / 
N. M. Downie, R. W. Heath. 
 - 5th ed. 
 - New York ;   Harper & Row,  c1984. 
 - vii, 371 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9710805037 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences Statistical methods. <br/>Statistics.
<br/><br/><label>LC Class. No.: </label>HA29  / .D686 1984