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Ever wonder what are the most important keys to project success? From my experience it boils down to two things: Management Buy-In and Effective Project Management. The former, Management Buy-In, is environment dependent and outside the scope of this article. However, it has been covered in previous blogs such as this one by my colleague … Read more
In Part 1 of this blog Wiff Dedrick shared the story of how he helped grow a toner cartridge remanufacturing company from $3M to $16M in annual sales over a ~five-year period. But the company had issues with profitability and excess inventory. Click here to read Part 1 of the blog. In Part 2 Wiff … Read more
Below is a tale of my journey as a young manager going through the enterprise transformation process as I know it, our Lean conversion, and the key lessons I learned. After graduating from the University of Texas in Austin in 1993, I moved to Dallas to join one of my friends in helping his business … Read more
This year marks 20 years since TMAC offered our very first LSS class. Hard to believe it’s been two decades since we launched our Lean Six Sigma Program. Earlier this month we celebrated this milestone with customers, current and former TMAC staff members. How did our program get started? Its origins go back to 2002 … Read more
Over the course of my career there have been several situations where I was brought into a company to improve quality or productivity. In some of those cases, I would go so far as to label myself the ‘Lone Wolf’ in the organization. Here I do not mean the definition of a Lone Wolf as … Read more
This month’s newsletter starts the first in an occasional series about individuals working in continuous improvement. Our goal is to let LSS practitioners tell their stories and share some lessons learned. This month I spoke with Kellie Foglio, a LSS Master Black Belt with USG Corporation. When did you begin working at USG Corporation, and … Read more
Co-Authored by Alberto Yáñez-Moreno, Ph.D and Russ Aikman, MBB In Part 1 of this blog, we shared some basic information about designed experiments, and the advantages of DOE over other root cause methods. In this blog we will provide an overview on how to conduct a designed experiment. We will also share details of a … Read more
Recently TMAC was providing coaching for a Black Belt working in the Analyze Phase of his project. He was trying to figure out how to increase the output for a manufacturing process. The company was in a sold-out position – demand exceeded supply. The process was production of glass fibers used in the manufacture of different types of insulation. The manufacture of glass fibers is a highly complex process. The BB determined additional capacity could result in a sales increase of over $1M.
Sometimes despite your best efforts and a lot of hard work you don’t get the expected results when working on continuous improvement. This can be very frustrating, especially when you are new to Lean Six Sigma. Imagine yourself in each of the following three scenarios. Scenario 1: Your company has offered you the opportunity to … Read more
Authors: Diana Martinez, Ph.D. and Satya Kudapa
Analysis of Variance – commonly shortened to ANOVA – was introduced by the British statistician Sir Ronald Fisher (1890-1962) in 1925. An extremely useful tool for LSS practitioners, ANOVA is a type of hypothesis test to determine whether the means of different populations are the same or different, based on sample data. Note that, despite its name, ANOVA is NOT used to tell if there is a difference in the variance of different populations.
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