Technological and theoretical changes over the past decade have altered the way we think about test validity. This book addresses the present and future concern

This book examines test validity in the behavioral, social, and educational sciences by exploring three fundamental problems: measurement, causation and meaning

Validity is a clear, substantive introduction to the two most fundamental aspects of defensible testing practice: understanding test score meaning and justifyin

Language tests play pivotal roles in education, research on learning, and gate-keeping decisions. The central concern for language testing professionals is how

The Test of English as a Foreign Language TM (TOEFL®) is used by more universities worldwide than any other test to assess English language proficiency for aca