Listed below are resources that will help you to further explore the material covered in this chapter.
Keppel, G. (2006). Introduction to design and analysis. New York: Worth. (12)
Lord, F. M. (1967). A paradox in the interpretation of group differences. Psychological Bulletin, 68, 304–305. (12)
Miller, G. M., & Chapman, J. P. (2001). Misunderstanding analysis of covariance. Journal of Abnormal Psychology, 110, 40-48. (12)