SIX SIGMA YELLOW BELT (CSSYB) QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2026
What is Six Sigma? - Answers A defined and disciplined business methodology to increase customer
satisfaction and profitability by streamlining operations, improving quality and eliminating defects in
every organization-wide process.
What is Quality? - Answers Meeting customer expectations.
What is the Hidden Factory? - Answers The set of activities in the process that result in reduction of
quality or efficiency of a business process or manufacturing department, and is not known to
managers or others seeking to improve the process. Six Sigma focuses on identifying "hidden factory"
activities to eliminate the root-causes.
What are the Process Excellence/Process Documentation points? - Answers Helps the project team to
define, measure and control the business processes. Six Sigma and Lean tools are used for both
Process Excellence and Process Documentation.
Process Excellence and Process Documentation ensures:
Standardization across different processes in the same organization/department.
Allows business continuity in case of non-availability of Key Subject Matter Experts (SME's).
Helps to understand the current state of the process and also to measure the performance of the
future state of the project.
What does Six Sigma stand for? - Answers 6 standard deviations (6σ) between average and acceptable
limits.
What is the focus of Six Sigma? - Answers Identifying causes and mitigating them. The Result will
automatically improve if the causes are dealt correctly.
What is DMAIC? - Answers A Six Sigma methodology which helps in achieving process improvements
by reducing variation.
What does DMAIC stand for? - Answers Define, Measure, Analyze, Improve and Control.
What is Business Process Reengineering (BPR)? - Answers BPR is process of streamlining the processes
by challenging the each step of the current process.
What is Statistics? - Answers Statistics is a tool for creating new understanding from a set of numbers.
What is Descriptive Statistics? - Answers A method of organizing, summarizing, and presenting data in
a convenient and informative way.
What is Inferential Statistics? - Answers Inferential statistics is also a set of methods used to draw
conclusions or inferences about characteristics of populations based on data from a sample.
Accuracy vs Precision - Answers Processes may have a problem of Low Accuracy and/or Low Precision.
The processes and their associated measurements need to have High Precision and High Accuracy in
order produce the expected business outcomes.
What is KANO Analysis? - Answers KANO Analysis is about prioritizing customer requirements once
they are established. Requirements are prioritized as:
Basic Requirements
Performance Requirements
Delighter Requirements
Indifferent Requirements
Reverse Requirements
What is CTQ Drilldown Tree? - Answers A tool that can be used to effectively convert customer's
needs and requirements to measurable product/service characteristics, to establish linkage between
Project "Y" & Business "Y" and to bound the project or to make the project manageable.
What is Voice of Customer? - Answers The customer's voice, expectations, preferences, comments, of
a product or service in discussion. It is the statement made by the customer on a particular product or
service.
What is CAP? - Answers Change Acceleration Process (CAP)
What is the Change Acceleration Process? - Answers The process of moving the Current State of the
Process/Service/Product to an Improved State by catalyzing (speeding up) the Transition State.
What is the ARMI model? - Answers Approver, Resource, Member, Interested Party
What is Six Sigma? - Answers A defined and disciplined business methodology to increase customer
satisfaction and profitability by streamlining operations, improving quality and eliminating defects in
every organization-wide process.
What is Quality? - Answers Meeting customer expectations.
What is the Hidden Factory? - Answers The set of activities in the process that result in reduction of
quality or efficiency of a business process or manufacturing department, and is not known to
managers or others seeking to improve the process. Six Sigma focuses on identifying "hidden factory"
activities to eliminate the root-causes.
What are the Process Excellence/Process Documentation points? - Answers Helps the project team to
define, measure and control the business processes. Six Sigma and Lean tools are used for both
Process Excellence and Process Documentation.
Process Excellence and Process Documentation ensures:
Standardization across different processes in the same organization/department.
Allows business continuity in case of non-availability of Key Subject Matter Experts (SME's).
Helps to understand the current state of the process and also to measure the performance of the
future state of the project.
What does Six Sigma stand for? - Answers 6 standard deviations (6σ) between average and acceptable
limits.
What is the focus of Six Sigma? - Answers Identifying causes and mitigating them. The Result will
automatically improve if the causes are dealt correctly.
What is DMAIC? - Answers A Six Sigma methodology which helps in achieving process improvements
by reducing variation.
What does DMAIC stand for? - Answers Define, Measure, Analyze, Improve and Control.
What is Business Process Reengineering (BPR)? - Answers BPR is process of streamlining the processes
by challenging the each step of the current process.
What is Statistics? - Answers Statistics is a tool for creating new understanding from a set of numbers.
What is Descriptive Statistics? - Answers A method of organizing, summarizing, and presenting data in
a convenient and informative way.
What is Inferential Statistics? - Answers Inferential statistics is also a set of methods used to draw
conclusions or inferences about characteristics of populations based on data from a sample.
Accuracy vs Precision - Answers Processes may have a problem of Low Accuracy and/or Low Precision.
The processes and their associated measurements need to have High Precision and High Accuracy in
order produce the expected business outcomes.
What is KANO Analysis? - Answers KANO Analysis is about prioritizing customer requirements once
they are established. Requirements are prioritized as:
Basic Requirements
Performance Requirements
Delighter Requirements
Indifferent Requirements
Reverse Requirements
What is CTQ Drilldown Tree? - Answers A tool that can be used to effectively convert customer's
needs and requirements to measurable product/service characteristics, to establish linkage between
Project "Y" & Business "Y" and to bound the project or to make the project manageable.
What is Voice of Customer? - Answers The customer's voice, expectations, preferences, comments, of
a product or service in discussion. It is the statement made by the customer on a particular product or
service.
What is CAP? - Answers Change Acceleration Process (CAP)
What is the Change Acceleration Process? - Answers The process of moving the Current State of the
Process/Service/Product to an Improved State by catalyzing (speeding up) the Transition State.
What is the ARMI model? - Answers Approver, Resource, Member, Interested Party
