Nese, J.F.T., Anderson, D., Irvin, P. S., & Alonzo, J. (2018). In-Brief: Reliability of the slope of the easyCBM® math measures. (Technical Report No. 1804). Eugene, OR: Behavioral Research and Teaching, University of Oregon. This in-brief technical report documents the results from two different analytic approaches for examining the reliability of the slope for easyCBM® math measures in Grades K-8. Results varied by grade, assessment measure, and the analytic approach. Results patterns are discussed. TechRpt_1804