Longford, Nicholas T.,  1955- <br/><br/>
Models for uncertainty in educational testing / 
Nicholas T. Longford. 
 - New York :  Springer-Verlag,  1995. 
 - xiv, 285 p. :  ill. ;  25 cm. 
 - Springer series in statistics .
<br/><br/>Includes bibliographical references (p. [273]-278) and index. 
<br/><br/><label>ISBN: </label>038794513X (New York : acid-free paper) 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Educational Testing Service.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational tests and measurements.<br/>Examinations--Validity.<br/>Examinations--Interpretation.<br/>Examinations--Design and construction.<br/>Examinations--Scoring.