4.6 Comparing samples

Hogg, Robert V., Joseph W. McKean, and Allen T. Craig. 2019. Introduction to Mathematical Statistics. 8th ed. Boston: Pearson.
Keener, Robert W. 2010. Theoretical Statistics: Topics for a Core Course. New York: Springer.
Lehmann, Erich L., and Joseph P. Romano. 2005. Testing Statistical Hypotheses. 3rd ed. New York: Springer.