仿真误区3：Testing at the end of the project

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. V+ B/ k! Y3 d9 @As with analysis, verification of the model must be performed throughout a project. Because it's even more tedious and uninteresting than analyzing the simulation, it's easy to leave testing for late in the project.
8 f+ q* P0 [8 [* \' S: J2 E$ B% q% PDon't do it! Simulation can be a powerful influence on decision-makers. If you reach conclusions based on a faulty model, you've done a greater disservice to your organization than if the simulation had not been performed at all.
: x2 u+ m) c. UThink about a test plan early in the project and revise it as you progress. Delivering a "state of the model" assessment, which grades the various segments of the model regarding quality and completeness, should be a standard part of your simulation project at each milestone.
# x  \3 D  f! P2 U, p----Deborah A. Sadowski