Critical to Quality

CTQ - Critical To Quality

Definition:
CTQ takes a customer’s need and translates that into specific,
measurable and actionable requirements. 
The CTQ measurements can be based on both internal and
external customer definitions

Purpose:
CTQ’s are useful in helping product designers and manufacturing teams know where to focus their efforts in designing robust products and processes

CTQ Trees:
Critical to Quality (CTQ) Trees helps to translate broad customer needs into specific, actionable, measurable performance requirements.
a) Taken a customer need
b) Requirements (Voice of customer)
c) Identify the internal targets for each (Voice of business)
 When developing new products and services, quality is important – not only to satisfy   clients, but also to help in standing out from competitors

In the below example,
     1)    Customer need is to get a good transportation service
     2)   Good transportation means which provides good quality of service with a lower cost.

     3)   In order to meet the customer need , business needs to be effective and efficient i.e..,      effective through quality of service and efficient through covering the distance in shorter  time period with a lower cost.


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