An assessment of the Philadelphia (Pennsylvania) City-Wide Testing Program is presented to determine the effects of using customized achievement tests to achieve multiple purposes. The tests are derived from, or related to, the tests in a nationally standardized test battery, but include items written specifically to measure the local curriculum.…

Extended caution indices (ECI) specify the degree of confidence that can be placed in an individual's test score by analyzing patterns of item response. Among the most promising of such indices are the standardized ECIs. Contrary to the literature, several instances were found, in a previous study, of nonnormal distributions of ECIs with samples…

The testing of bilingual students poses particular problems for analyses of performance, item bias, and test adequacy. A test administered in two languages to children selected for their language facility provides a special arena for the study of these problems. The Comprehensive Tests of Basic Skills (CTBS) was selected because the test content…