This article describes the development and validation of the new CATSS (Computer Adaptive Test of Size and Strength), which measures vocabulary knowledge in four modalities -- productive recall, receptive recall, productive recognition, and receptive recognition. In the first part of the paper we present the assumptions that underlie the test --…

This article examines how the use of automated scoring procedures for short-answer reading tasks can affect the constructs being assessed. In particular, it highlights ways in which the development of scoring algorithms intended to apply the criteria used by human raters can lead test developers to reexamine and even refine the constructs they…