Read CTQ Tree [ text version

Topic: CTQ TREE

"Development of a Problem Solving Model for the Hong Kong Textiles and Clothing Industries" Project

HKRITA Ref. No. : RD/PR/001/07 ITC Ref. No. : ITP/033/07TP

Copyright © 2009 ­ HKRITA. All rights reserved.

CTQ Tree

· Purpose

­ Link the measurement to an important outcome

· Application

­ Ensure that data collected is meaningful to projects

· Steps

­ Identify an output that is important to customers (you may start from SIPOC diagram) ­ Identify the characteristics of the output that is Critical To Quality (CTQ) ­ Define the specific data type that is related to the CTQ characteristics by brainstorming. ­ The last row of the CTQ tree is the data needed to be collected.

· Is the data necessary? · Is it possible to collect the data?

­ Determine the data that really needed to be collected

Copyright © 2009 ­ HKRITA. All rights reserved.

Illustration on CTQ Tree

Data needed to be measured

Copyright © 2009 ­ HKRITA. All rights reserved.

- THE END -

Copyright © 2009 ­ HKRITA. All rights reserved.

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