Learn how to calculate Weighted Average in Excel with percentages using the SUM function and the SUMPRODUCT function.

If you wish to calculate the GPA or Grade Point Average in Microsoft Excel or other Excel editor, you can use this formula.

Want to know how to create a scatter plot in Excel? Here's a guide on how we created a simple chart based on performance numbers.

Microsoft Excel 2010 provides a formula for calculating the average value from multiple worksheets in a workbook. Before you apply this formula, check that each worksheet is formatted the same way ...

In Microsoft Excel your spreadsheet should allow the inclusion of new data to a series of data points and have the average updated to reflect the new information.

If you need to average a list of values in Microsoft Excel that contain duplicates without including the duplicates, don't fret over a complex expression when you can easily remove those duplicates.