The individuals chart is a general-purpose control chart used in Six Sigma to understand sources of variation in process performance. There are other …
Continue ReadingIn addition to the individuals control chart, a general-purpose chart for all types of data, there are specific types of attribute control charts. …
Continue ReadingMany businesses implement an Employment-At-Will policy to ensure they have the upper-hand in employment relationships. However, many do not realize …
Continue ReadingThe concept of equal pay for equal work is noble and understandable, but there are many other factors that can be considered when compensating …
Continue ReadingThe Analysis of Variance test, also known as ANOVA, lets you determine whether the average for one group of data is different from the average for one …
Continue ReadingControl charts are key tools for Six Sigma DMAIC projects. Learn what a control chart is and what you can learn from it using an example that you can …
Continue ReadingMany parametric tests used in Six Sigma, such as ANOVA and regression, entail an assumption of homoscedasticity or equal variances. If variances among …
Continue ReadingMany chart aids are used in Six Sigma analyses: Two rather common visual representations of sample data are histograms and box plots. Although …
Continue ReadingA common statistical method used in Six Sigma is regression analysis, which allows predictions to be made based on the presence of a linear …
Continue ReadingOne of the most commonly used hypothesis testing tools is a Chi-Square test. This article explains how to perform a Chi-Square test and what role a …
Continue Reading7S is an expanded version of 5S, a methodology from Lean Manufacturing that aims to optimize the physical workspace. The focus is on maximizing the …
Continue ReadingIf you believe in the saying that: “There are no new ideas, just recycled ones,” then you will find using the TRIZ principles to solve …
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