The number of performance assessments continues to increase around the world, and it is important to explore new methods for evaluating the quality of ratings obtained from raters. This study describes an unfolding model for examining rater accuracy. Accuracy is defined as the difference between observed and expert ratings. Dichotomous accuracy…

Every Child a Writer is a genre-based model of writing instruction promoted by the National Literacy Coalition. This paper reports on Colorado schools implementing the model. Statistical analyses of achievement patterns in implementing schools were compared to statewide achievement results. A student cohort design across multiple years was…

To determine whether formative writing assessments that are directly tied to everyday classroom teaching and learning enhance students' writing performance, we conducted a meta-analysis of true and quasi-experiments conducted with students in grades 1 to 8. We found that feedback to students about writing from adults, peers, self, and computers…

The aim of this study was to explore a method of improving the objectivity, reliability, and efficiency of scoring performance assessments that involve constructed written responses. Millman (1997) has suggested an alternative to using model responses at each score category. The proposed strategy, hypothesized to increase scorer reliability and…