The data from universal screeners must be valid and reliable in order to use it to make appropriate decisions about how best to allocate resources to support students who are at risk of not passing the state achievement test. The instruments used as part of universal screening must also have diagnostic accuracy. This study examined the diagnostic…

Curriculum Based Measurements (CBM) are a widely-used tool for Response to Intervention (RTI) progress monitoring. In addition, they can be used in the determination of learning disabilities and special education qualification. The most widely used type of CBM is a measure of oral reading fluency (ORF). This type involves having a student read out…