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The Lean Six Sigma Formula Toolkit works 227 formulas step by step on one continuous project, from COPQ and DPMO through Cp, Cpk, Gage R and R, hypothesis testing and regression, to control limits, Weibull and multi year ROI. Every calculation includes the dataset, the notation with a full symbol legend, the substitution line by line, the chart and a plain explanation of what the number means. Seven volumes covering all seven RDMAICS phases across more than 744 pages.