STDEVP(b1, b2, ...)
STDEVP returns standard deviation of a set of numbers treating these numbers as members of a complete populationThis function is Excel compatible.
Let us assume that the cells A1, A2, ..., A5 contain numbers 11.4, 17.3, 21.3, 25.9, and 40.1. Then
STDEVP(A1:A5) equals 9.701133954.
STDEV , STDEVA , STDEVPA