Sigma Metrics Calculator | Smart QC Manager

Sigma Metrics Calculator

Calculate a laboratory Sigma metric from total allowable error (TEa), bias, and coefficient of variation (CV).

Inputs

%
%
%

Result

4.50Sigma
Good (4σ)

Formula

Sigma = (TEa - |Bias|) / CV

Educational use only. This calculator does not provide medical advice, diagnosis, or treatment. Verify the formula, inputs, and result against appropriate references and qualified professional judgment.