This is how you do it in Excel: Now as you can see, the weighted average comes exactly the same as in Case A. Using the SUM function to calculate the weighted average is helpful when you have just ...

Calculate the weighted average of interest rates in Microsoft Excel to compute the most accurate average interest rate among a group of lenders who received different rates. When you take a ...

However, averages are also calculable from percentages. As an example, grades in a course might be weighted differently ... By constructing an Excel spreadsheet, this calculation becomes a simple ...

Nick David / Getty Images There is no specific formula in Excel or other spreadsheet applications that will calculate a company's weighted average cost of capital (WACC) for you. Instead ...

A weighted average is simply a method of determining the mean of a set of data in which certain points occur multiple times or in which certain points are valued more highly than others.