This report, submitted to the U.S. Department of Education, contains summary details of Delaware students' growth in the areas of reading, mathematics, writing, science and social studies. The results reported herein are part of a long-term effort to gather data on Delaware students' educational progress and use the data to inform decisions about…

A study was conducted to investigate how differential item functioning (DIF) is associated with student characteristics such as gender and ethnicity for the total group and to understand the pattern and nature of existing group differences by conducting DIF analyses separately within gender and ethnicity. The research is unique in that it…