The following references can be used to cite this post-hoc statistical power calculator for a student t-test:

| Soper, D.S. (2015). Post-hoc Statistical Power Calculator for a Student t-Test [Software]. Available from http://www.danielsoper.com/statcalc |

| Cohen, J. (1988). Statistical Power Analysis for the Behavioral Sciences (2nd Edition). Hillsdale, NJ: Lawrence Earlbaum Associates. |