On 9/13/12, the Workshop on Developing Assessments to Meet the Goals of the 2012 Framework for K-12 Science Education was held at the National Academies of Science. The workshop was organized and led by the NRC Committee on Developing Assessments of Science Proficiency in K-12 (co-chaired by James Pellegrino and Mark Wilson) and targeted to state…

Presented at the Annual Meeting of the American Educational Research Association (AERA) in New Orleans, LA in April 2011. The first study evaluated the level of interest in engineering as students approached the end of high school and explored the degree to which the academic preparation of these students shaped the engineering pipeline over a…

The evolution of educational technology has seen a shift from hardware and software to tactics and techniques, as the 2010 edition of the "Educational Media and Technology Yearbook" makes abundantly clear. As in previous years, it offers the reader a snapshot of the moment and a look ahead to issues most likely to shape the immediate…

For educational achievement tests that employ multiple-choice (MC) items and aim to reliably classify students into performance categories, it is critical to design MC items that are capable of discriminating student performance according to the stated achievement levels. This is accomplished, in part, by clearly understanding how item design…

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.