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how to calculate weighted average days in excel. 20 1 40 2 90 3 370. The SUMPRODUCT function performs this calculation.
Weighted Average Formula In Excel Easy Excel Tutorial from www.excel-easy.com
Its clear that the computation of a simple average and a weighted average produces different results. Calculating Weighted Average in Excel The concept of an average comes from mathematics average can be defined as the result obtained by adding several quantities together and then dividing this total by the number of quantities. The SUMPRODUCT function performs this calculation.
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Year 4 4 x 6000 24000. Year 2 2 x 10000 20000. In this example in order to calculate the weighted average overall grade you multiply each grade by the corresponding percentage converted to a decimal add up the 5 products together and divide that number by the sum of 5 weights. To find the weighted average without added bias calculate the frequency a number occurs as the variables weight.
