b) Analyze the decision information. This activity consists of the following tasks:1) Select and declare the decision management strategy for each decision.NOTE The degree of rigor required to resolve these problems or opportunities is determined, as well as the data andsystem analysis needed for evaluating the alternatives. Define the timeframe to reach a decision.2) Determine desired outcomes and measurable selection criteria.NOTE The desired value for quantifiable criteria and the threshold value(s) beyond which the attribute will beunsatisfactory are determined, as well as weighting factors for the criteria.3) Identify the trade space and alternatives.NOTE Ifa large number of alternatives exist, they are qualitatively screened to reduce alternatives to a manageablenumber for further detailed systems analysis. This screening is often based on qualitative assessments of such factors asrisk, cost, schedule, and regulatory impacts.4) Evaluate each alternative against the criteria.