3. Smoothing Methods: Part I

Topics

• Moving Average (centered/trailing)
• De-trending and seasonal-adjustment
  • Differencing
  • Seasonal indexes
• Simple Exponential Smoothing

Data & Analysis Files

Amtrak Ridership (xlsx)

S&P 500

Coca Cola Sales (xlsx)

Reading

Please read:

Chapter 6, Sections 6.1-6.4