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The capital sigma. The capital sigma. The capital sigma. The capital sigma.
The symbol for standard deviation is sigma , σ.
sigma
It is the lower case sigma, s, from the Greek alhphabet.It is the lower case sigma, s, from the Greek alhphabet.It is the lower case sigma, s, from the Greek alhphabet.It is the lower case sigma, s, from the Greek alhphabet.
The Greek letter sigma - the capital form.