Ken Feldman

Similar to the way a Black Belt denotes a certain competency in martial arts, the Certified Six Sigma Black Belt indicates someone who has demonstrated competence in techniques and principles of Six Sigma.

Data collection doesn’t always have to be a complex process. A simple check sheet can allow you to capture relevant data in a graphical format for initial interpretation of your process or for in-depth analysis later.

The Alternate Hypothesis, written as Ha, is a subset of the larger topic of hypothesis testing. The Alternate Hypothesis is the default statement about a specific condition of your data and allows you to draw important conclusions about the population from which the sample data came.

Is your data normal? If not, will that be a problem? It might be, since data normality can be important when using certain statistical tools to make your business decisions. 

When talking about an alias, alias structure or aliasing, you are talking about Design of Experiments (DOE). More specifically, you are referring to the confounding of effects in a fractional factorial experiment. Aliasing occurs when the estimate of a factor effect  is difficult to distinguish because of the impact of other factors in your experiment. […]

Waste is all around your organization. Using the acronym TIMWOOD, you will learn how to identify the 7 wastes of lean and eliminate them to improve your organization.

Is assignable cause a bad thing? No, it’s a signal something happened in your process that you didn’t expect. It could be good or bad, but you should find out what happened.

To optimize the benefit of your forecasting, you would like your time series values to be independent. Unfortunately, sometimes your values are correlated. This autocorrelation will have an impact on your ability to interpret what the data is telling you. Autocorrelation refers to the correlation between a time series variable and its own lagged values […]

3P? How hard could that be? It’s only three letters: P-P-P. You will see that there is more than meets the eye.

An underlying assumption for the use of many statistical tools is that your data is normally distributed. But, how do you know? The A-square calculation for the Anderson Darling Normality Test will tell you.

Don’t you hate it when you make a mistake? Well, an alpha risk is just that. Let’s learn what that mistake is and how to keep from making it.

Are you confused yet? Is it the 6 Ms? Is it 5 Ms and a P? How about 4 Ms, 5 Ms or 8 Ms? Let’s explore some of these and figure it out.

While you may be familiar with Lean Six Sigma as a methodology for improving your processes, have you heard of the Business Process Management System (BPMS)? If not, this article will provide lots of information on what it is and how to use it. Business Process Management System (BPMS) Business Process Management System (BPMS) is […]

Why do you weigh yourself before you start your diet? You probably want to get a starting point or baseline to help measure your progress so you know whether the diet is working or you have reached your goal. 

A buffer can be simply defined as something that serves as a protective barrier. Let’s see how this might apply in the context of technology and computing as well as manufacturing. In the context of technology and computing, a buffer is a temporary storage area that holds data while it is being transferred from one […]

How much improvement do you expect from your projects? Is 5% ok? How about 15%? Breakthrough improvement will be 70% or more. Let’s see how breakthrough improvement works. 

The only acceptable quality level should be zero defects. But that’s not always the case. Let’s learn what an acceptable quality level or limit is all about.

You will often see attribute data and discrete data being used interchangeably. At some level, they are similar. But, if we dive a little deeper, you’ll see that there’s a bit more distinction than meets the eye.

The bad news is that you have problems to solve. The good news is that there are a number of simple, yet powerful tools that can help you. The 8D process is one of them.

At the gun range, your goal is to hit the target. Accuracy will be measured by how close you come to that target. The same is true of your process.  

The seven basic tools in my home tool chest are a hammer, screwdriver, wrench, saw, drill, pliers, and duct tape. What basic QC tools do you have in your continuous improvement tool chest? Let’s check it out.

6W? 5W1H? 5W? The bigger question is, how do you make sure you’re asking the right questions to guarantee you properly solve your problem or execute your project?

5C is the formal activity of organizing the workplace, and it serves as the foundation of any continuous improvement effort. Explore the 5C framework, and learn how to implement it in your organization.

You are probably familiar with the term 5S in the context of Lean Six Sigma. But, what about the term 5Z. Let’s learn a little more about what that means. The 5Z’s provide the principles and guidelines for achieving 5Z Accreditation. The 5Z process uses the Genba (Gemba) Kanri principles to maintain, evaluate, promote, and […]