The purpose of this study is to explore patterns in model-data fit related to subgroups of test takers from a large-scale writing assessment. Using data from the SAT, a calibration group was randomly selected to represent test takers who reported that English was their best language from the total population of test takers (N = 322,011). A…

There are increasing numbers of non-native English speaking applicants to Canadian universities (AUCC 2008a, 2010), which are committed to promoting linguistic and cultural diversity (AUCC 2008b). One result of this trend is that university admissions officers, as gatekeepers, are faced with a growing and potentially confusing array of language…

This presentation was presented at the 2011 National Conference on Student Assessment (CCSSO). The focus of this presentation is how to validate the common core state standards (CCSS) in math and ELA and the subsequent assessments that will be developed by state consortia. The CCSS specify the skills students need to be ready for post-secondary…

Previous research on differences in the reliability, validity, and difficulty of essay tests given under different timing conditions has indicated that giving examinees more time to complete an essay may raise their scores to a certain extent, but does not change the meaning of those scores, or the rank ordering of students. There is no evidence…

Presented at the Annual National Council on Measurement in Education (NCME) in New York in March 2008. This presentation explores how different item weighting can affect the effective weights, validity coefficents and test reliability of composite scores among test takers.

A comprehensive review was conducted of writing research literature and writing test program activities in a number of testing programs. The review was limited to writing assessments used for admission in higher education. Programs reviewed included ACT, Inc.'s ACT™ program, the California State Universities and Colleges (CSUC) testing program,…