It is difficult to calculate these values manually and while calculators make it easier, Excel is the preferred tool for finding these values over a range of cells.

How to Calculate an Interquartile Mean in Excel. The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile ...

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 ...