decision theory(redirected from "Decision science")
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decision theory[di′sizh·ən ‚the·ə·rē]
A broad spectrum of concepts and techniques which have been developed to both describe and rationalize the process of decision making, that is, making a choice among several possible alternatives.
A branch of statistics concerning strategies for decision making in non-deterministic systems. Decision theory seeks to find strategies that maximise the expected value of a utility function measuring the desirability of possible outcomes.