only the interquartile range -- the central portion of a data set -- is used to calculate the interquartile mean. Microsoft Excel has an array of built-in functions and formulas. Excel's "trimmean ...

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 create the mean, a trimmed mean will ...

How to calculate Standard Deviation in Excel The Standard Deviation is a term used in statistics. The term describes how much the numbers if a set of data vary from the mean. The syntax to ...