Slide 2: Introduction to Simulation s Studying a system via analytical model V.s. simulation model(prescriptive V.S. descriptive models) Analytical model >Performance measures are expressed as mathematical functions of input parameters, result is exact and close form solution applicable only to simple problems ● Simulation model→> a logical model that is evaluated(numerically) over a time period of interest. Performance measures are estimated from model-generated data with statistical procedures applicable to systems of any complexityStudying a system via analytical model v.s. simulation model (prescriptive v.s. descriptive models) ⚫ Analytical model → Performance measures are expressed as mathematical functions of input parameters, result is exact and close form solution, applicable only to simple problems. ⚫ Simulation model → a logical model that is evaluated (numerically) over a time period of interest, Performance measures are estimated from model-generated data with statistical procedures, applicable to systems of any complexity. Slide 2: Introduction to Simulation