Forecasting Air Passenger Volatility Using GARCH Modelling

Modelling generalised autoregressive conditional heteroscedasticity using R

Michael Grogan
7 min readJun 17, 2023

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Photo by Artturi Jalli from Unsplash

When attempting to forecast a time series, consideration is given as to both the trend and seasonality patterns in the series.

That said, we can often come across a time series where the volatility in the series is…

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Michael Grogan

Statistical Data Scientist | Python and R trainer | Financial Writer | michael-grogan.com