The case assigned has an issue to solve. In most cases you are working either for or with management. As such you should prepare the following:

1. A report detailing:
   1. Company Background
   2. Problem to be solved
   3. Data used
   4. Methodology used
   5. Results of Analysis
   6. Decision(s) made
   7. Explanation of why decision was made
   8. Feel free to add anything else you feel relevant to the case

2. Calculations are to be done in Excel