Week 9: Interactive Learning activity 
Explain simple decision models and management science ideas that provide powerful and (often surprising) qualitative insight about large spectrum of managerial problems.
Demonstrate the tools for deciding when and which decision models to use for specific problems.
Build an understanding of the kind of problems that is tackled using spreadsheet modeling and decision analysis.

9.2 Action Required:
Read the following chapter of your Textbook.
Chapter 9: Linear Optimization
9.3 Test your Knowledge (Question):

What are the properties of Linear Functions?
Explain the Data Envelopment Analysis.