This is a discrete event simulation course work, using Witness software i am to create a model and optimize the profit for the plant. A manufacturing plant that produces gearboxes has to be designed and optimized.each gearbox is composed of two gears, two bearings and one casting.(Note- I have created the model already and only need the report) Write a report describing your model and present results on a series of tests on the model. In your conclusions, present an evaluation of the model in the light of all the assumptions made and what limitations they place on the model. The report must be in the form of a standard technical report or article