How to Calculate a Trimmed Mean in Excel. A trimmed mean is much like a standard mean, which you can derive in Excel using the AVERAGE function. However, instead of using all of the data points to ...

You can calculate the T-Value in Excel with the mean, standard deviation and degrees of freedom. Since the T-Value is a comparison between sample mean and population mean, both values need to be ...

The term describes how much the numbers if a set of data vary from the mean. The syntax to calculate the Standard Deviation is as follows: =STDEV(sampling range) Where the sampling range ...

One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.

Learn how to use the powerful Excel PMT Function to help you manage your loan payments and easily calculate detailed loan repayment schedules ...

The payback period is the amount of time needed to recover the initial outlay for an investment. Learn how to calculate it with Microsoft Excel.

At the sheet level, conditional running totals require focused expressions, but an Excel PivotTable requires only a few field swaps. Susan Harkins shows you how.