Christopher Schatschneider|Richard K. Wagner|Elizabeth C. Crawford
The importance of measuring growth in response to intervention models: Testing a core assumption
Florida State University|Florida State University|Florida State University
core assumption response instruction intervention rti models importance measuring growth achievement time response effective instruction intervention many rti models actively monitor growth identifying individuals need different levels intervention largescale n 23438 twoyear longitudinal study first grade children carried compare predictive validity measures achievement status growth achievement combination predicting future reading achievement results indicate typical conditions measures growth make contribution prediction independent measures achievement status results question validity core assumption rti models