Downie, N. M. <br/><br/>
Basic statistical methods / 
N. M. Downie 
 - New York :  Harper,  c1959 
 - xii, 289 p. :  ill., charts ;  24 cm. 
 - Education for living series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> PND 10.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Average<br/>Regression analysis<br/>Probabilities
<br/><br/><label>Dewey Class. No.: </label>311.2