Using weighted moving average, compute the forecasted sales for July (use the following weight for the past 3 months).

Using exponential smoothing, compute the forecasted sales for July. Assume 5 period average for forecast of 6th period with a smoothing constant of ? = 0.70.

Using exponential smoothing, compute the forecasted sales for July. Assume 5 period average for forecast of 6th period with a smoothing constant of ? = 0.60.

Which of the following alpha is a better prediction?

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