Explain validity and reliability and distinguish between the 2 concepts. Be sure to provide an example of each concept. Which one is more important? Why? What are the three aspects of accurate measurement?
Ellis, L., Walsh, A., & Hartley, R. D. (2010). Research Methods in Criminal Justice and Criminology : An Interdisciplinary Approach. Lanham, Md: Rowman & Littlefield Publishers. ISBN: 9780742564411