The American College Testing Program (ACT) routinely evaluates the fit of its tests to the curriculum of high schools nationwide to ensure that what is being assessed reflects what is being taught as necessary for college success. This report describes the steps ACT has taken to ensure that the content foundations of the ACT Assessment Mathematics…

One of the most appropriate quasiexperimental approaches to compensatory education is the regression-discontinuity design. However, it remains underutilized, in part because of the need to clarify the link between the mathematical model and administrative decision-making. This paper explains the derivation of a program efficiency index congruent…