Lesson 5: Smoothing and Decomposition Methods and More Practice with ARIMA models

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Assignments:

  • Read Section 2.4 of your text.
  • Read through the Lesson 5 online notes that follow.
  • Complete Lesson 5 Assignment.

Overview:

This week we'll continue with ARIMA models and look at decomposition and smoothing methods. 

Learning Objectives:

After successfully completing this lesson, you should be able to:

  • Identify and interpret additive and multiplicative decompositions
  • Decompose a time series
  • Apply a lowess smoother
  • Apply a moving averages smoother
  • Apply a single exponential smoother