One outcome of the implementation of No Child Left Behind Act of 2001 and its call for better accountability in public schools across the nation has been the use of student assessment data in measuring schools' effectiveness. In general, inferences about schools' effectiveness depend on the type of statistical model used to link student assessment…

Forty-one states have adopted the Common Core State Standards. Now, implementing the Standards--to realize their purpose of increasing the college and career readiness of high school graduates--takes on primary importance. This transition to implementation introduces a number of challenging questions: What is the baseline of student performance on…

Educational accountability has grown substantially over the last decade, due in large part to the No Child Left Behind Act of 2001. Accordingly, educational researchers and policymakers are interested in the statistical properties of accountability models used for NCLB, such as status, improvement, and growth models; as well as others that are not…