Edexcel GCSE Statistics · 1ST0
Specification 2f.01, 2f.02 · Paper 1, Paper 2
Revise: Identifying time series trendsThe general trend is the underlying direction of change over time. Data can fluctuate sharply while still having a rising, falling or level trend. For example, a shop's sales might fall between two quarters even though sales are generally increasing over several years.
- Revise: Seasonal trends and predictions
The underlying direction of change in a time series, shown by a trend line rather than its repeated short-term fluctuations.