What is Simulation? Chapter 1 Subset Only Last revision June 7, 2003 Simulation with Arena, 3rd ed. Chapter 1 – What Is Slide 1 of 23 Advantages of Simulation • Flexibility to model things as they are (even if messy and complicated) Avoid looking where the light is (a morality play): You’re walking along in the dark and see someone on hands and knees searching the ground under a street light. You: “What’s wrong? Can I help you?” Other person: “I dropped my car keys and can’t find them.”