Question: Prepare a spreadsheet model for the ferry passenger data in Table 14.6 , and recalculate the forecasts using an a of 0.3, a b of

Prepare a spreadsheet model for the ferry passenger data in Table 14.6 , and recalculate the forecasts using an a of 0.3, a b of 0.1, and a g of 0.2. Has this change in the smoothing constants improved the MAD?

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