A products fitness for consumption in terms of meeting customers' needs and desires
design quality
A measure of how well a product's designed features match up to the requirements of a given customer group
conformance quality
A measure of whether or not a delivered product meets its design specifications
quality managment
A management approach that establishes an organization-wide focus on quality
Total Quality management (TQM)
An integrated business managment strategy aimed at embedding awareness of quality in all organizational processes
cost of quality (COQ)
A framework for quantifying the total cost of quality-related efforts and deficiencies
prevention costs
Costs associated with efforts to prevent product defects and associated failure and appraisal costs
appraisal costs
costs resulting from inspections used to assess quality levels
internal failure costs
Costs associated with quality failures uncovered before products are delivered to customers
external failure costs
costs associated with quality failures uncovered after products reach customers
Plan-do-check-act cycle
A process for improving quality that describes the sequence used to solve problems and improve quality continuously over time: also known as Deming Wheel or Deming cycle
Six Segma
A management program that seeks to improve the quality of process outputs by identifying and removing the causes of defects and variation in the various processes (Walmart example on page 183)
standard deviation
A measure of the variability or dispersion of a population, data set or distribution
DMAIC
(pg 184)
an acronym for the five stages at the heart of the Six Segma process: define, measure, analyze, improve, and control
Design for Six Sigma (DFSS)
A design approach that balances customer requirements with the constraints and capabilities of the supporting manufacturing and service process
ISO 9000
a set of internationally accepted standards for business quality management