ANOVA (Analysis of Variance) is a form of hypothesis testing that determines if there is a significant difference in the means or averages of two populations of data. For a better understanding of ANOVA and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training,…
Andon is an alert system that can be visual or audible, facilitating quick response to any problems in the process or system. This system includes a way for employees to stop the process, physically or electronically, so that the issue can be addressed before production continues. For a better understanding…
The Alternative Hypothesis, known as Ha, is a form of hypothesis that assumes there is a statistically significant difference between two or more data samples. In any hypothesis test, if there is a less than 5% probability that the difference is due to chance, then the Null Hypothesis is rejected…
Successful Lean Six Sigma process improvement projects that result in increased revenue, reduced costs and improved collaboration are great accomplishments. All improvement efforts – from large, organization-wide initiatives to smaller, department projects, require the involvement of the right people, the right knowledge, patience and discipline. Frequently, companies have difficulty aligning…
These days, while many managers, executives and organizations as a whole are focused on reducing costs by spending less on outside resources, it’s important to remember that cost, although important, shouldn’t be the determining factor when selecting a Lean Six Sigma consultant. There are thousands of Lean Six Sigma consulting…
An External Failure is any defective item, unit, or output that passes through an entire process and is received by the customer. External Failures lead directly to customer dissatisfaction. External Failures are very costly, as they must not only be fixed, but customer perceptions must be repaired by addressing the…
Efficiency measures the amount of resources used in maximizing the output of a process. For a better understanding of Efficiency and an overview of Lean Six Sigma,check out our Free Lean Six Sigma Yellow Belt Training, Green Belt Training or Lean Training.
Effectiveness is a measurement that refers to how well a process output meets customer requirements. It is tied closely to customer satisfaction. Effectiveness is measured using both value-adding and non-value adding activities. For a better understanding of Effectiveness and an overview of Lean Six Sigma,check out our Free Lean Six…
Defects per Opportunity, or DPO, is a metric that indicates the number of defects in a process per opportunity. DPO is calculated by the number of defects divided by (the number of units times the number of opportunities). For a better understanding of Defects Per Opportunity and an overview of…
Defects per Million Opportunities, or DPMO, is a metric that indicates the number of defects in a process per one million opportunities. DPMO is calculated by the number of defects divided by (the number of units times the number of opportunities), multiplied by one million. For a better understanding of…