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clMatrix.StdDev Method ()
clMatrix Record | clMatrix Members | clMtxExpr Namespace | StdDev Method | Example | See Also
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Standard deviation.

Pascal
function StdDev: double; overload;
Description

Calculate the standard deviation of all calling object elements. The result is a real value. An exception is raised if calling vector Complex property is true.

See Also
Example
var a: clMatrix; c: double; aMean: double; begin a.Size(2,2, clFloat, false); a.CopyFromArray(TDoubleArray.Create(1,2,3,4)); Caption := FloatToSTr(a.StdDev); end;
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