Over the last 20 years there have been a large number of technical advances and changes in the field of educational and psychological testing. According to Anne

"Prepared by the Joint Committee on Standards for Educatioanl and Psychological Testing of the American Educational Research Association, American Psychological

First Published in 1980. Routledge is an imprint of Taylor & Francis, an informa company.

Validity is the hallmark of quality for educational and psychological measurement. But what does quality mean in this context? And to what, exactly, does the co