Forshaw, Mark. <br/><br/>
Easy statistics in psychology:  a BPS guide/ 
Mark Forshaw. 
 - Malden, MA:  The British Psychological Society/BPS Blackwell,  2007. 
 - x, 130 p.:  ill.;  24 cm. 
<br/><br/>Includes bibliographical references (p. [125]) and index. 
<br/><br/><label>ISBN: </label>1405139579 9781405139564 9781405139571 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Statistical methods.<br/>Psychometrics.