Writing tests are part of the mandated statewide proficiency examination in Nevada. The ninth-grade screening test and the eleventh-grade diploma-certifying test require that a student write a paragraph and a business letter, each on an assigned topic and each at an acceptable level of proficiency. Pilot tests, extended discussion, and statistical…

Technical questions regarding the reliability and validity of large-scale portfolio assessment were studied which focused on: (1) whether raters can score collections of writing reliably with rubrics designed for single samples; (2) whether ratings derived from different frameworks differ in their capacities to support technically sound…