Sæsonkomponenten
Sæsonkomponenten refers to the cyclical and predictable patterns that repeat within a year in time series data. These patterns are often influenced by factors such as holidays, weather, or established business cycles. For example, retail sales might show a significant increase in the fourth quarter due to holiday shopping, or electricity consumption might peak during summer months due to air conditioning use. Identifying and understanding the sæsonkomponent is crucial for accurate forecasting and effective planning.
In statistical analysis, the sæsonkomponent is typically separated from other components of a time series, such