Alonzo, J., Park, B. J., Tindal, G. (2013). An examination of the internal structures of the gr. K-5 easyCBM CCSS reading measures: A construct validity study (Technical Report No. 1305). Eugene, OR: Behavioral Research and Teaching, University of Oregon. This technical report presents the results of a construct validity study in which we used confirmatory factor analysis to study the ways in which the different easyCBM® reading measures relate to one another. These assessments, which include item prompts based on Read to Perform a Task, Informational Text, and Short Literary Text include a series of item prompts followed by five selected response questions targeting literal comprehension. TechRpt_1305