Discussion Board Questions on Quantitative Analysis/Managers

Reading 14:  Time Series. Read Reading_14.pdf, and then answer the following questions, just need one paragraph.

What is the main purpose of decomposition?  Is decomposition important?  Why or why not?

Reading 15: Regression. Read Reading_15.pdf and Reading_15_Excel.pdf, and then answer the following questions, just need 1-2 paragraph.

Make a distinction between simple linear and multiple linear regression.  Can you think of examples in your business world where these techniques are or should be applied?  Share the details, where possible.