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how to calculate a weighted average using excel. We can calculate a weighted average by multiplying the values to average by corresponding weights then dividing the sum of results by the sum of weights. Calculating the Weighted Average by using Sum Function.
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In order to calculate the weighted average youll need at least two columns. You can use SUMPRODUCT formula. As mentioned earlier when computing for the weighted average youll have to multiply the values to their weights and add the products.
The second column column C contains the weights.
The first column column B in our example contains the grades for each assignment or test. However there is an easy fix to that. We can calculate a weighted average by multiplying the values to average by corresponding weights then dividing the sum of results by the sum of weights. The steps below will walk through the process.
