Automated scoring models for the "e-rater"® scoring engine were built and evaluated for the "GRE"® argument and issue-writing tasks. Prompt-specific, generic, and generic with prompt-specific intercept scoring models were built and evaluation statistics such as weighted kappas, Pearson correlations, standardized difference in…

This study examined the effects of marking method and rater experience on ESL (English as a Second Language) essay test scores and rater performance. Each of 31 novice and 29 experienced raters rated a sample of ESL essays both holistically and analytically. Essay scores were analysed using a multi-faceted Rasch model to compare test-takers'…

Investigated psychometric properties of three methods of scoring a Mixed Standard Scale performance evaluation: a patterned procedure, simple nonpatterned scoring procedure and procedure assigning differential weights to statements on the basis of scale values provided by subject matter experts. Found no differences in the score distribution…

This study evaluated a "substantively driven" method for scoring NAEP writing assessments automatically. The study used variations of an existing commercial program, e-rater[R], to compare the performance of three approaches to automated essay scoring: a "brute-empirical" approach in which variables are selected and weighted solely according to…

A follow-up study of two instruments for evaluating college writing was conducted. The experimental scale (E Scale) was developed in 1976 and revised for this study. The control scale (C Scale) was described in the literature in 1977. Ten English majors graded ten essays from diagnostic entrance exams. Both the E Scale and the C Scale were used,…