Healey, Joseph F.,  1945- <br/><br/>
Statistics :  a tool for social research / 
Joseph F. Healey. 
 - 7th ed. 
 - Belmont, CA :  Thomson/Wadsworth,  c2005. 
 - xx, 556 p. :  ill. ; 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0534627943 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Statistical methods.<br/>Statistics.
<br/><br/><label>LC Class. No.: </label>HA29  / .H43 2005