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Since the beginning of the year, the purchase manager at a department store has peen recording sales data to be used to compute both weighted
Since the beginning of the year, the purchase manager at a department store has peen recording sales data to be used to compute both weighted and nonweighted period moving averages to forecast sales for an upcoming month. For the veighted moving average, the employed weights are The lattermost weight is for the immediately preceding month. Sales data for the months of January through July are reported in the table below.
tableMonthSalesJanuaryFebruaryMarchAprilMayJuneJuly
Compute the four period moving average forecast for August.
Specify as a number with up to two decimal digits by rounding.
Compute the weighted four period moving average forecast for August.
Specify as a number with up to two decimal digits by rounding.
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