A model is a simplified representation or abstraction of reality. Models help managers calculate risks, understand uncertainty, change variables, and manipulate time to make decisions. MIS support systems rely on models for computational and analytical routines that mathematically express relationships among variables.

The goal of this activity is for you to identify the three primary types of management information systems available to support decision making across the company levels.

Instructions: For each activity listed below, select the type of system used to perform the activity.