Time series Revision

Number of Pages: 33 Pages
Number of Full exam Set Questions: 17 Questions with Answers
Subtopics covered:

Time series

• Definition of time series
• Components of time series (circular, seasonal, cyclical, irregular/ random, trend)
• Application of time series
• Methods of fitting trend; freehand, semi-averages, moving averages, least-squares methods
• Models#8211; additive and multiplicative models
• Measurement of seasonal variation using additive and multiplicative models
• Forecasting time series value using moving averages, ordinary least squares method and exponential smoothing