Autocorrelation plots for stationary time series
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Hello,
Please, i have stationnarized times series (removing trends and seasonality using differencing) in order to find most significant lagged values for forecasting model.
Questions about PACF and ACF plots:
The PACF and ACF are for stationary time series or i need to more stationnarize data ?
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/232251/image.png)
Thank you.
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