Suppose a Four-Period Weighted Average Is Being Used to Forecast

question 33

Multiple Choice

Suppose a four-period weighted average is being used to forecast demand. Weights for the periods are as follows: w _t-4 = 0.1, w _t-3 = 0.2, w _t-2 = 0.3 and w _t-1 = 0.4. Demand observed in the previous four periods was as follows: A _t-4 = 380, A _t-3 = 410, A _t-2 = 390, and A _t-1 = 400. What will be the demand forecast for period t?

• A)402
• B)397
• C)399
• D)393
• E)403

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