Averages the given expressions (adds up all the expressions and divides the outcome by the number of expressions added). If an expression evaluates to a range of cells all the values in the range are averaged. Text in ranges are ignored. If an error condition is encountered in a range of cells, the average function errors as well.
Syntax
AVERAGE(expression,{expression},...)
Arguments
expression - numbers or references to average.
Examples
AVERAGE(3.14,-2,2) = 1.047
AVERAGE(A2..B5,200)