Let’s say you have an Excel workbook that contains student grades for multiple sections of a class that you are coordinating. You would like to be able to summarize the grade data by different ...

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

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 weighted ...