In spring 2009, the Center on Education Policy (CEP) continued its research on the impact of test-based federal and state accountability policies by conducting case studies of six high schools in six different districts within Washington State. The purpose was to learn more about the curricular and instructional changes that administrators and…

This report examines the overlap between student test results on the Iowa Test of Basic Skills (ITBS) and the Washington Assessment of Student Learning (WASL). The two tests were compared and contrasted in terms of content and measurement philosophy, and analyses studied the statistical relationship between the ITBS and the WASL. The ITBS assesses…

This year the Center on Education Policy analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps between…