The following list of journal articles and books provide extended reading on topics covered in chapter 37 in the second edition. Please note that journal articles are free to access, whereas book extracts (denoted by methods.sagepub.com URLs) require your university to have a subscription to SAGE Research Methods.​

Cheung, A. C. K., & Slavin, R. E. (2016). How methodological features affect effect sizes in education. Educational Researcher, 45(5), 283-292.
This article explores how research design might contribute to reported effect sizes in experiments evaluating educational programs.

Piovesana, A., & Senior, G. (2016). How small is big: Sample size and skewness. Assessment.
This article, which examines psychological research, explores the extent to which small sample size can affect the skewness of research results.