To be successful at determining the required metrics you do not have to be a PhD or a Math Genius. You just need to be able to insert the numbers and these programs which are Excel based will do the analysis for you.
QI Macros: A Product of Knowledgeware International, QI Macros Turns Microsoft Excel into a Power Tool for Lean Six Sigma and SPC. It draws control charts, pareto charts, histograms, fishbones, and more. The four “wizards” slash the Six Sigma learning curve by helping beginners automatically get the right chart or statistic. QI Macros works right in Excel — no need to move or copy data into another application. Just select your data and choose the chart or wizard from the QI Macros menu. Works in PC (Windows XP, Vista, 7, 8, and 10), Macintosh (OSX) and Excel XL2007-2016.
SigmaXL: SigmaXL is a leading provider of user friendly Excel add-in tools for statistical and graphical analysis. Our flagship product, SigmaXL was designed from the ground up to be cost-effective, powerful, and easy to use. It allows users to measure, analyze, improve, and control their service, transactional and manufacturing process. As an add-in to the already familiar Microsoft Excel, SigmaXL is ideal for Six Sigma training and is used by leading consultants. Works in both Mac and Windows environments.
Disclosure Statement: Daniel Bloom & Associates, Inc. serves on the consultants panels for both products.