DECISION RULE By N., Sam M.S. - 12 Hypothesis testing. The formal statement of a set of values of a test statistic that leads to a rejection of the null hypothesis. DECISION RULE: "The decision rule occurs in statistics." Related Psychology Terms Piaget’s Theory of Cognitive Development ALLPORT - VERNON - LENDZEY STUDY OF VALUES ACHIEVEMENT TESTS ATTITUDE SCALES APRAXIA (literally, “inability to act or do”) JUNG, CARL GUSTAV (1875-1961) DIAGNOSTIC TESTS IN EDUCATION SCHOLASTIC APTITUDE TESTS ADOLESCENCE (Theories) CLINICAL PSYCHOLOGY Cite this page: N., Sam M.S., "DECISION RULE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/decision-rule/ (accessed July 3, 2022).