Discuss how each of these variables impact test design and how you might mitigate those impacts
: Group variability, scoring reliability, test length, and item difficulty all affect test score reliability. Discuss how each of these variables impact test design and how you might mitigate those impacts.Reply: Do you agree or disagree with your colleague’s analysis? What other suggestions might you offer to mitigate impacts of these variables on test design?Kubiszyn, T., & Borich, G. D. (2016). Educational testing & measurement: Classroom application and practice (11th ed.). Hoboken, NJ: John Wiley & Sons, Inc. ISBN: 9781119239154.
