In this post, we will talk about Nominal Group Technique, commonly referred to as NGT. Nominal Group Technique is a structured method of brainstorming, where the participants come with ideas on their own rather than as a group. And then, the group collectively evaluates, ranks them according to their importance and agree upon these generated […]
Probability Distribution for Lean Six Sigma
In this post, we will look at what Probability is and its application in Lean Six Sigma context. We will also talk about discrete and continuous Probability Distribution and look at their characteristics. Before we delve into probability distribution, lets take a quick view of basic Probability concept in general. What is Probability? You must […]
Histogram – Identifying Shape of the Data
Histogram is a graphical analysis tool used to identify the shape of the data. In this post, we will discuss various characteristics of a histogram, how to identify shape or distribution of your data set using histogram and how plot a histogram using Minitab as well as excel. What is a Histogram? Histogram is a […]
Non Normal Data : How to deal with it?
One of the most common question that I get while mentoring GB/BB projects as well as while training LSS belts is “What should I do when I have non normal data?” Normally distributed data takes a center stage in statistics. A large number of statistical tests are based on the assumption of normality of the data, which […]