weighted average method in statistics
When using the weighted average method, divide the cost of goods available for sale by the number of units available for sale, which yields the weighted-average cost per unit.In this calculation, the cost of goods available for sale is the sum of beginning inventory and net purchases.he ending inventory valuation is $45,112 (175 units Ã $257.78 weighted average cost), while the cost of goods sold valuation is $70,890 (275 units Ã $257.78 weighted average cost).