Nations, states, and districts must choose among an array of different approaches to measuring school effectiveness in implementing their accountability policies, and the choice can be difficult because different approaches yield different results. This study compares two approaches to computing school effectiveness: a "beating the odds"…

The evidence-based decision-making emphasis in education has largely focused on the adoption of new practices for which evidence of effectiveness exists. Following adoption, however, the focus shifts to improvement and the appropriate evidence needed to support budget decisions must be local, timely, and relevant. Existing evidence used to support…