When and how to use Simulate, forecast or infer Arima methods?

Hi I am confuse about the simulate, forecast and infer Arima methods. Please can someone simply explain me when and how to use these methods. Thanks

Answer 1

[Shubh Sahu]

I assume that you are new to MATLAB. Please go through the given link: https://in.mathworks.com/help/econ/getting-started-with-econometrics-toolbox.html