Every day, we are faced with data. The greater challenge is how to evaluate the data and make them work for us.
According to iSixSigma article,
The Douglass Index allows practitioners to convert data with poor-to-marginal repeatability and reproducibility to a marginal process capability (Cp) level.
Six Sigma : Your Resource for Strategic Management. Meikah Delid. Eversun Software 2006.
