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The actual monthly demand of special pizza in the past 6 months were: 369, 307, 359, 373, 346, 301 If a four-month moving average forecasting

The actual monthly demand of special pizza in the past 6 months were:

369, 307, 359, 373, 346, 301

If a four-month moving average forecasting model is used to generate forecasts,

what is the value of the Mean Squared Error?

Use at least 4 decimals.

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