A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Quirky Quality Dictionary  
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Academic Quality Improvement Project (AQIP): A forum for institutions to review each other's action projects. 
Acceptable quality level (AQL): In a continuing series of lots, a quality level that, for the purpose of sampling inspection, is the limit of satisfactory process average. 
Acceptance number: The maximum number of defects or defectives allowable in a sampling lot for the lot to be acceptable. 
Acceptance sampling: Inspection of a sample from a lot to decide whether to accept that lot. There are two types: attributes sampling and variables sampling. In attributes sampling, the presence or absence of a characteristic is noted in each of the units inspected. In variables sampling, the numerical magnitude of a characteristic is measured and recorded for each inspected unit; this involves reference to a continuous scale of some kind. 
Acceptance sampling plan: A specific plan that indicates the sampling sizes and associated acceptance or nonacceptance criteria to be used. In attributes sampling, for example, there are single, double, multiple, sequential, chain and skip-lot sampling plans. In variables sampling, there are single, double and sequential sampling plans. (For detailed descriptions of these plans, see the standard ANSI/ISO/ASQ A3534-2, Statistics—Vocabulary and Symbols—Statistical Quality Control.) 
Accreditation: Certification by a duly recognized body of the facilities, capability, objectivity, competence and integrity of an agency, service, or operational group or individual to provide the specific service or operation needed. 
Accuracy: The characteristic of a measurement that tells how close an observed value is to a true value. 
Action plan: A specific method or process to achieve the results called for by one or more objectives. May be a simpler version of a project plan. 
Activity network diagram: An arrow diagram used in planning and managing processes and projects. 
Advanced Product Quality Planning (APQP): Segment of QS-9000 process that uses tools to offer the opportunity to get ahead of problems and solve them before the problems affect the customer. 
Affinity diagram: A management tool used to organize information (usually gathered during a brainstorming activity). 
Alignment: The actions taken to ensure a process or activity supports the organization's strategy, goals and objectives. 
American Association for Laboratory Accreditation (A2LA): An organization that formally recognizes another organization's competency to perform specific tests, types of tests or calibrations. 
American Customer Satisfaction Index (ACSI): Released for the first time in October 1994, an economic indicator and cross industry measure of the satisfaction of U.S. household customers with the quality of the goods and services available to them—both those goods and services produced within the United States and those provided as imports from foreign firms that have substantial market shares or dollar sales. The ACSI is

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