Suppose that using time series data on monthly sales of pre-packaged ice cream from 15 years, you want to frecast sales

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answerhappygod
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Suppose that using time series data on monthly sales of pre-packaged ice cream from 15 years, you want to frecast sales

Post by answerhappygod »

Suppose that using time series data on monthly sales of
pre-packaged ice cream from 15 years, you want to frecast sales for
the next 12 months. In addistion to serial correlation, you may
want to use another variable to help your forecast such as economic
factors. Which model can be used for forecasting in this case?
A. AR(1)
B ARIMA
C. VAR
D Linear Regression
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