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 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 ...

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 ...