Six Sigma Green Belt : AIGPE question
with answers
QUALITY - -Degree to which a set of inherent characteristics of a product or service,
fulfill requirements - ISO
-Explain DMAIC - -DEFINE
MEASURE
ANALYZE
IMPROVE
CONTROL
-Voice Of Customer Requirements (VOC Steps) - -1. Take the exact voice of
customer
2. Excerpts from customers showcasing need
3. Critical to Quality (CTQ) requirements - write customer need in measurable terms
-Explain the Cause-Solution Matrix
(x axis label: SOLUTION, y: CAUSE) - -x axis groups: simple | complex
y axis groups:
unknown
----
known
----------------
simple x known: Just Do It, Kaizen
simple x unknown: Seek Expert
complex x known: Lean
complex x unknown: Six Sigma
-Define Statistics - -Statistics is a way to get information from data
-What are the two branches of Statistics - -Descriptive Statistics: Method organizing
and presenting data in a convenient and informative way (uppercase "N")
Inferential Statistics: Methods used to draw conclusions of populations based on a
sample (lowercase "n")
-What are the two measures of Descriptive Statistics? - -Measures of Central
Tendency: Mean, Median, Mode, Quartiles
Measures of Variance:
Standard Deviation, Variance, Range
-What are the steps of the Define phase? - -Q: What problem are you trying to
solve?
1. Understand customer & business requirements
2. Complete the project charter
3. Complete high-level as-is process map
, 4. Toll gate review
-What are the steps of the Measure phase? - -Q: What is the extent of the problem?
1. Identify what to measure
2. Plan and collect data
3. Determine baseline performance
4. Toll gate review
-What are the steps of the Analyze phase? - -Q: Why is the problem occurring?
1. Identify performance gaps
2. Ascertain critical root-causes
3. Validate root-causes
4. Toll gate review
-What are the steps of the Improve phase? - -What do you propose to do and why?
1. Generate, prioritize and select solutions
2. Pilot solution(s)
3. Validate impact of solution(s)
4. Toll gate review
-What are the steps of the Control phase? - -Q. How will you ensure that the
problem stays fixed?
1. Institutionalize the solution(s)
2. Replicate and share best practices
3. Celebrate and recognize success
4. Toll gate review
-What are some tools used to identify the problem? (Define: step 1) - -Voice of
Customer (VOC)
Affinity Diagram
Translating Needs to Requirements
Kano Analysis
Critical to Quality (CTQ) Tree
Project Selection Matrix
-What is addressed in the project charter?(Define: step 2) - -How do you know there
is a problem?
What specific measures indicate there is a problem?
What will success look like?
What is in-scope?
Who is on the team, what is their roles and responsibilities?
What is your project plan?
-What tool is used to identify where the problem is occurring? (Define: step 3) - -
SIPOC
-What does the detailed process currently look like? What tools are used to answer
this? (Measure: step 1) - -Functional process map
COPQ
Eight Wastes
with answers
QUALITY - -Degree to which a set of inherent characteristics of a product or service,
fulfill requirements - ISO
-Explain DMAIC - -DEFINE
MEASURE
ANALYZE
IMPROVE
CONTROL
-Voice Of Customer Requirements (VOC Steps) - -1. Take the exact voice of
customer
2. Excerpts from customers showcasing need
3. Critical to Quality (CTQ) requirements - write customer need in measurable terms
-Explain the Cause-Solution Matrix
(x axis label: SOLUTION, y: CAUSE) - -x axis groups: simple | complex
y axis groups:
unknown
----
known
----------------
simple x known: Just Do It, Kaizen
simple x unknown: Seek Expert
complex x known: Lean
complex x unknown: Six Sigma
-Define Statistics - -Statistics is a way to get information from data
-What are the two branches of Statistics - -Descriptive Statistics: Method organizing
and presenting data in a convenient and informative way (uppercase "N")
Inferential Statistics: Methods used to draw conclusions of populations based on a
sample (lowercase "n")
-What are the two measures of Descriptive Statistics? - -Measures of Central
Tendency: Mean, Median, Mode, Quartiles
Measures of Variance:
Standard Deviation, Variance, Range
-What are the steps of the Define phase? - -Q: What problem are you trying to
solve?
1. Understand customer & business requirements
2. Complete the project charter
3. Complete high-level as-is process map
, 4. Toll gate review
-What are the steps of the Measure phase? - -Q: What is the extent of the problem?
1. Identify what to measure
2. Plan and collect data
3. Determine baseline performance
4. Toll gate review
-What are the steps of the Analyze phase? - -Q: Why is the problem occurring?
1. Identify performance gaps
2. Ascertain critical root-causes
3. Validate root-causes
4. Toll gate review
-What are the steps of the Improve phase? - -What do you propose to do and why?
1. Generate, prioritize and select solutions
2. Pilot solution(s)
3. Validate impact of solution(s)
4. Toll gate review
-What are the steps of the Control phase? - -Q. How will you ensure that the
problem stays fixed?
1. Institutionalize the solution(s)
2. Replicate and share best practices
3. Celebrate and recognize success
4. Toll gate review
-What are some tools used to identify the problem? (Define: step 1) - -Voice of
Customer (VOC)
Affinity Diagram
Translating Needs to Requirements
Kano Analysis
Critical to Quality (CTQ) Tree
Project Selection Matrix
-What is addressed in the project charter?(Define: step 2) - -How do you know there
is a problem?
What specific measures indicate there is a problem?
What will success look like?
What is in-scope?
Who is on the team, what is their roles and responsibilities?
What is your project plan?
-What tool is used to identify where the problem is occurring? (Define: step 3) - -
SIPOC
-What does the detailed process currently look like? What tools are used to answer
this? (Measure: step 1) - -Functional process map
COPQ
Eight Wastes
