How to Calculate a Weighted Average in Excel Make sure your data and weight values are entered correctly and the cells containing the weights are formatted as percentages for improved readability. Upon completing these steps, your Excel worksheet should now be set up and ready for calculating the weighted average. This will format the selected cells as percentages and display them with the % sign.
Locate the “Number” group and click the “Percent Style” button (%). Click on the “Home” tab in the Excel toolbar. Select the weight cells that need to be formatted (e.g., Column B). Formatting Cells for Percentagesįor clarity, it’s essential to format the cells containing the weight values as percentages. The weights above are represented as percentages, and their sum is 100%. The weighted average gives a fuller picture of how the player measures up.Ĭopy this table into your Excel template: Attribute The coach decides on the percentage weight for each attribute and then scores the player. Coaches assess their players by different attributes, and some attributes are more valuable than others. This tutorial starts with an example from the world of sports. Assign weights as a percentage in a separate column (e.g., Column C). Input your data values in one column (e.g., Column B). Setting Up Your Excel Worksheetīefore you calculate a weighted average in Excel, you need to set up your worksheet with the necessary data. This article focuses on calculating and displaying averages using percentages. For example, the mid-term exam may be assigned 40% of the total grade, while 60% is assigned to the final exam. If a pencil is fifty cents and a pen is a dollar, then the weights are 0.5 and 1.0, respectively.Ĭollege grades are more likely to be based on percentages. Some weighted calculations use percentages, and others use units.įor example, if you are averaging prices in a shop, you will be using monetary units that represent the price of an item. You’ll find that they are easy-to-use shortcuts. However, this tutorial uses a few helpful functions in Microsoft Excel to simplify the calculation. You can write the mathematical formula when working with macros and VBA. Weighted Average = (?(value × weight)) / ?(weight) 
The mathematical formula can be represented as: dividing the total by the sum of the weights.multiplying each value with its corresponding weight.In mathematical terms, a weighted average is calculated by:
The weights are assigned to values according to their importance or relevance. With a weighted average, not all values are of equal weight. The simple arithmetic mean treats all values equally when calculating the result. Let’s compare this to the simple average you have probably used many times. Weighted averages and percentages are essential concepts in many fields, including finance, statistics, and data analysis.Ī weighted average is a type of average that considers the relative significance of a set of values. How to Calculate a Weighted Average in Excel.
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