Extrapolation and correlation (A level BS)
From WikiTextbook
Contents |
[edit]
Trends and Extrapolation
Previous patterns predict future values. Fluctuation is a period where sales are above or below the trendline. Cyclical – Products life cycle of booms and fluctuations Seasonal – Sales level at particular times of the year Random – Changes in taste or publicity
[edit]
Disadvantages
Ignores qualitative factors & trends do not follow a straight line.
[edit]
Links
[edit]
