The Normal distribution is used to analyze data when there is an equally likely chance of being above or below the mean for continuous data.
A response plan sets out what to do if a process doesn’t meet one of the quality assurance requirements in the control plan.
A Critical to Quality Tree (CTQ Tree) is a tool that turns customer needs into specific, measurable, and actionable performance requirements.
A check Sheet is a data collection tool that usually identifies where and how often problems appear in a product or service.
A Pareto Diagram is a bar chart that re-orders the categories so they are rank-ordered from the largest total occurrences to the smallest.