The decision analysis (DA) cycle is the top-level procedure for carrying out a decision analysis. Decision analysis (DA) is the discipline comprising the philosophy, methodology, and professional practice necessary to address important decisions in a formal manner. The traditional decision analysis cycle consists of four phases: basis development deterministic sensitivity analysis probabilistic analysis basis appraisal. The diagram below depicts the decision analysis cycle: A revised form of the cycle consists of an attention-focusing method followed by a decision method, each of which is composed of three stages: formulation evaluation appraisal. See also Decision model Decision theory Enterprise decision management References External links Mohammed A. Mian text retrieved 17/09/2011 Decision analysis