Standardized tests rely on communicative behavior. Incongruities between the language of the test giver and the test taker can result in bias. Data on communications should be consulted so that tests allow for linguistic and cultural differences. This is the only way the abilities of Blacks can be accurately assessed. (VM)

Alternative mathematical models for scoring and decision making with criterion referenced tests are described, especially as they concern appropriate test length and methods of establishing statistically valid cutting scores. Several of these approaches are reviewed and compared on formal-analytic and empirical grounds: (1) Block's approach to…