This function returns the mean of a subset of data excluding the top and bottom data.

Syntax

TRIMMEAN(array,percent)

Arguments

This function has these arguments:

Argument	Description
array	Array of values to trim and find the mean
percent	Fractional amount of data in array to trim (to exclude from calculation)

Data Types

Accepts numeric data for all arguments. Returns numeric data.

Examples

TRIMMEAN(A1:A17,0.25)