H
has seasonality
User-selected option that recognizes a seasonal trend in a data set.
Related terms
Holt-Winters, seasonal periodicity, seasonality
Holt-Winters
A popular numerical estimation method used to forecast values in data that exhibit seasonal trends. The Holt-Winters method repeats and refines a time-series formula that includes a level, trend, and seasonal component. The formula calculates forecast values valid for time t using a weighted average for all data prior to time t.
Related term
Forecasting