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 ...

Variance is a measurement of the spread between numbers in a data set. The variance measures how far each number in the set is from the mean. You can use Microsoft Excel to calculate the variance ...

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 ...