Leading Indicators of Academic Achievement: Investigating the Predictive Validity of an Observation Instrument in a Large District
Instructional leaders require timely and predictive data to guide post-pandemic systemic changes.We investigated the predictability of an observational instrument, the Rigor Appraisal, and its association with achievement and other school effectiveness measures in a sample of 53 schools in Illinois.We found that increases in the Rigor Appraisal had