pstdev()

Given a stack of values returns the population standard deviation.

This function expects a string naming a stack prepared by the csvpath holding the values to be assessed. The stack variable can be created using push() or other functions.

Data signatures
pstdev( stack var name: $${\color{green}str}$$ ǁ tuple ǁ list )

Call signatures
pstdev( stack var name: Variable ǁ Function ǁ Term )

Purpose	Value
Main focus	pstdev() produces a calculated value

Context	Qualifier
Match qualifiers	onmatch
Value qualifiers	onmatch

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