This guideline provides a systematic approach for performing scenario
evaluation within a branch of the pruned change process model. The term
branch refers to a sub-hierarchy of the top level goal of the change process
model.
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A description of all possible scenaria within a branch is produced. |
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For each alternative scenario in the branch, a qualitative evaluation based on predefined criteria is performed by several business experts . Individual opinions are aggregated in order to get an average evaluation for each scenario against each criterion. |
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The discrepancy among individual evaluations is used to assess if there is consensus or not on the average evaluation of each scenario. |
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The preferred set of scenaria is selected after performing a quantitative evaluation (for scenaria with low consensus) and a comparative evaluation. |