How to Gather Customer Data through a questionnaire? Let us learn how to gather customer data. A well-defined goals are the best way to assure a good questionnaire design. When the goals of a study can be expressed in a few clear and concise sentences, the design of the questionnaire becomes considerably easier. To effectively […]
Continue ReadingWhat tools are used in Define Phase of six sigma? A Six Sigma team uses a number of tools in the Define phase to identify and define problem areas or opportunities for improvement. The tools include: Project charter is a document that provides a clear, concise description of the business needs that a project is intended […]
Continue ReadingUnderstanding Statistical and Practical Significance What is Statistical significance? Statistical significance is the probability that the result of a given study could have occurred purely by chance. It reflects the degree to which observed results are true. Hypothesis tests aim to determine if the observed difference is statistically significant. What is practical significance? Practical significance […]
Continue ReadingWhat is Project Closure in Six Sigma Typically, by describing a project closure, you can identify project completion criteria. This, in turn, helps identify performance improvements and additional opportunities. It is a formal project summation in which the project team can officially close the project. It allows for the quick handover of deliverables and documentation. […]
Continue ReadingWhat do you understand by Theory of Constraints (ToC)? The Theory of Constraints (TOC) is a management approach to managing the weakest link in a process. A process can have one or more weak links, called constraints, that can be anything that prevents the process from performing to its maximum potential. TOC contends that a […]
Continue ReadingSelecting the Right Sampling Method for LSS Projects There are different reasons why you would go for sampling.If you are a Lean Six Sigma Green Belt or Lean Six Sigma Black Belt, or just an aspirant or a Quality Engineer, you will encounter several scenarios where you have to sample the data during data collection […]
Continue ReadingCpm is yet another interesting process capability metric that is not very popular. In fact it is more robust than Cpk. Cpm is an advanced measure and it corrects some deficiencies in Cpk. It is also called as Taguchi Capability Measure. In order for us to understand Cpm, let’s take a step back and understand Cpk. […]
Continue ReadingI’m sure you have heard of ‘Python’ in the context of Data Science and Analytics. Python is an object oriented high-level programming language with built-in data structures. If you are already a Certified Green Belt or a Black Belt from ASQ, IASSC or any other certification body, you might be familiar with a variety of […]
Continue ReadingAny aspirant preparing for Lean Six Sigma Certification Exams of ASQ or IASSC, it is important for you to understand the difference between CTQ, Primary Metric and Secondary Metric.In Lean Six Sigma, the term CTQ is very commonly used. CTQ is an acronym Critical to Quality. As the name suggests, any attribute, parameter, factor or […]
Continue ReadingBusinesses thrive by growth. Leaders are expected to find innovative ways to propel the organization in the new direction and to make that growth vision a reality. In this game, most of us take for granted, the fact that the processes we own need our attention. I’m not joking. Smart managers are compelled to delegate […]
Continue ReadingBoth DFMEA and PFMEA have similar principles and follow identical steps. Both involve identifying potential failures, their impact, and corrective measures to be taken for reducing or eliminating these potential failures. However, DFMEA and PFMEA differ in a few aspects, such as their focus and the stage in which these two analyses are done. DFMEA […]
Continue ReadingThe Y-shaped matrix is a matrix diagram that relates three sets of elements where one set is related to the other two sets in a circular manner. . It can be formed by bending the columns of sets A and B in the T-matrix in such a way that there is an interrelation between the […]
Continue Reading