What is Homogeneity of Variance? Homogeneity of variance, also known as homoscedasticity, is a statistical concept that refers to the assumption that the variance, or the spread of scores, is approximately equal across different groups or categories in a dataset. In...
What is Supplier Request for Engineering Approval? A Supplier Request for Engineer Approval (SREA) is a procedure used to request that a permanent change to a product or process be made. 3 Benefits to a Supplier Request For Engineering Approval. It is understandable...
What is Root Cause Failure Analysis? RCFA is a process that investigates how equipment failures, process problems, quality problems, safety incidents, environmental incidents, and other plant-related issues occur. RCFA (Root Cause Analysis) is another name for...
Imagine peering into a dataset and noticing something intriguing: the values cluster tightly around the mean, with a sharp peak and heavy tails stretching far into the extremes. This is the hallmark of a leptokurtic distribution, a statistical phenomenon that signals...
What is Heijunka? Heijunka is a Lean technique for reducing unevenness and minimizing the risk of overburdening in production processes. Heijunka is a Japanese term that literally means leveling. You can use it to react to changes in demand and maximize your capacity....