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    Deriving a formula from an ARIMAX Model

    Yes, an ARIMA model with multiple independent variables. I am trying to derive the formula of this ARIMAX or multivariate ARIMA model with the given parameters or estimates from the model in SPSS, because my supervisors of the university would like to see me make some manual calculations for...
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    Deriving a formula from an ARIMAX Model

    Hello all, I am finishing my master thesis and have included an ARIMAX model in the research. Now I would like to make some manual calculations based on the results from the ARIMAX Model in SPSS. I know that the results are not all significant but this is not a concern because a simulated...