Glossary of "Evolution (4th ed.)" by Futuyma & Kirkpatrick (2017)
- A statistical relationship that quantifies the degree to which two variables are associated. For phenotypic correlation, genetic correlation, environmental correlation as applied to the relationship between two traits, see Chapter 6.
- Futuyma, D. J. & Kirkpatrick, M. 2017. Evolution, 4th ed. -xviii + 602 pp. Sinauer Associates, Inc., Sunderland.