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The number of cans of soft drinks sold in a machine each week is recorded below. Develop forecasts using a three period moving average.
338, 219, 278, 265, 314, 323, 299, 259, 287, 302

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Solution Preview

Moving Average:
The formula for moving average model is given as

Where, n = number of periods in the moving average, and Di = Demand in period i.

Number of cans of soft drinks sold in the machine per week
(Observation) 3 weeks moving average Error Absolute Error Mean Forecast Error Mean Absolute ...

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