Answers
Define phase - CORRECT ANSWERS This phase deals with project scoping and evaluating
project score
What are the five phase of Six-Sigma methodology? - CORRECT ANSWERS DMAIC- Define,
Measure, Analyze, Improve Control
Measure phase - CORRECT ANSWERS This phase assesses requirements for the six-sigma
project
Define - CORRECT ANSWERS This phase develops the complete project plan
Measure - CORRECT ANSWERS This phase creates the value stream map of the current process
to be improved
Analyze - CORRECT ANSWERS This phase identifies tools for collecting and analyzing process
performance information
Control - CORRECT ANSWERS This phase validates the benefits (operational and financial) of
the six-sigma project
What are the key outcomes of the analyze phase? - CORRECT ANSWERS Gain understanding of
why problems occur and where opportunities exist.
What are some key process performance metrics that are improved by a typical six-sigma project? -
CORRECT ANSWERS Flow time, cp, cpk, discrete continuous metrics, six-sigma level
How does littles law help in computing the process flow (cycle) time? - CORRECT
ANSWERS Number of things in process devided by average completion rate. This shows how
lead time is related to number of things in process (WIP) and completion rate of process.
, Little's Law - CORRECT ANSWERS Inventory/throughput; to improve lead times, decrease WIPs
or increase capacity
What is the process through which the accuracy of measurement techniques for measuring the
process performance is ensured? - CORRECT ANSWERS Measurement System Analysis-
Sampling
Which approach compresses DMAIC approach into a short, focused business process improvement
event? - CORRECT ANSWERS Kaizen event
What factors should be considered when selecting Six Sigma project? - CORRECT ANSWERS o
Project scope
o Revenue growth
o Cost reduction
o Capital reduction
o Key business objectives
o On time delivery
o Lead time
o Quality
o Customer satisfaction
What are the five steps of creating Affinity Diagrams? - CORRECT ANSWERS Gather and write
out ideas, post notes randomly, allow silence for grouping, create headers for each group, complete
diagram and discuss results aka decide a theme.
How do Affinity Diagrams help in organizing ideas? - CORRECT ANSWERS organize central
themes when one is not easily recognized, and can use in any phase of DMAIC. Helps to
breakthrough beyond traditional thinking. When confronted with many ideas, when issues are too
large and complex to grasp, and when group consensus is necessary.
Multivoting Method - CORRECT ANSWERS quick technique for identifying priorities or at least
narrowing down the options from a list of ideas
-Number every idea and cast votes