a rule which dictates whenever one ought to end information compilation in a study. It is based upon a design wherein extra information is expected to be of no additional use. The strength of the impact is so big or so small that the compilation of extra information could not logically or practically be expected to alter the conclusion which would be drawn upon the premise of the information already compiled at that point.

OPTIMAL STOPPING RULE: "Optimal stopping rules are not strictly enforced across all scientific studies."
Cite this page: Nugent, Pam M.S., "OPTIMAL STOPPING RULE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/optimal-stopping-rule/ (accessed October 22, 2017).