Inventory Simulation Assignment

The decision as to HOW MUCH inventory to order and WHEN to order that inventory can occupy a substantial portion of a manager$$s day. Additionally, even with great deliberation and thought, the decisions will be affected by demand patterns that are somewhat unpredictable. Thus, the manager must attempt to have adequate inventory on hand to meet customer needs $($adequate service levels$)$ while at the same time keeping ordering costs and inventory holding costs to a minimum.