SKEW
Category: Statistical Function.
Description: Returns the skewness (the asymmetry around the mean) of a distribution.
Syntax: SKEW(number1, [number2], ...)
'Number1' is required, and subsequent numbers are optional.
You can supply up to 255 arguments for which you wish to calculate skewness, or use a single array or a reference to an array instead of arguments separated by commas.