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  • Heretic Articles

    ROI President Steve Ouellette writes a popular monthly article for Quality Digest's InsideSixSigma online newsletter. These articles humorously (and usefully) discuss the good, the bad, and the ugly of how Six Sigma is implemented. You can access those articles here.

    If you want to be notified via an RSS feed as new articles are published here, scroll down to the bottom of the page and click on the RSS Logo icon, or just click here.

Random Heresy

For the last couple of columns, we have been analyzing a simple experiment where we look for the best choice for a new gear material. We have used analysis of variance (ANOVA) to detect a difference in the mean wear for the four different materials. In the last column, we


News Flash

Six Sigma's lead instructor Steven Ouellette wrote an article with Dr. Jeffrey Luftig on "The Decline of Ethical Behavior in Business."



Six Sigma Online's lead instructor Steven Ouellette was profiled in the June 2008 issue of Quality Digest magazine. If you want to learn more about Steve's peculiar view of the world, as well as what he studied for a year in Europe, read the profile online.