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Six Sigma Green Belt Certification Exam - 5

Description: Six Sigma Green Belt Certification Exam - 5
Number of Questions: 28
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Tags: six-sigma green-belt
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An improvement process in which a company measures its performance against that of best-in-class companies, determines how those companies achieved their performance levels, and uses the information to improve its own performance.

six-sigma green-belt

  1. Control Chart

  2. Six Sigma

  3. Benchmarking

  4. Cause and Effect Diagram

Show answer
Correct Option: C

AI Explanation

To answer this question, you need to understand the concept of benchmarking. Let's go through each option to understand why it is correct or incorrect:

Option A) Control Chart - This option is incorrect because a control chart is a statistical tool used to monitor and control a process over time. It is not directly related to measuring performance against other companies.

Option B) Six Sigma - This option is incorrect because Six Sigma is a methodology used to improve processes by reducing defects and variations. It focuses on data-driven decision-making and process improvement, but it does not specifically involve measuring performance against other companies.

Option C) Benchmarking - This option is correct because benchmarking is the process of comparing an organization's performance against that of best-in-class companies or industry leaders. It involves identifying the best practices and processes used by these companies and using that information to improve the organization's own performance.

Option D) Cause and Effect Diagram - This option is incorrect because a cause and effect diagram, also known as a fishbone diagram, is a problem-solving tool used to identify and analyze the potential causes of a problem. It is not specifically related to measuring performance against other companies.

The correct answer is C) Benchmarking. This option is correct because it describes the process of measuring performance against best-in-class companies and using that information to improve performance.

Any event that can be measured that provides a chance of not meeting a customer requirement is

six-sigma green-belt

  1. Defect

  2. Defective

  3. Defect Opportunity

  4. Defect Variation

Show answer
Correct Option: C
Explanation:

To solve this question, the user needs to understand the concept of quality control and the terminology used in quality management.

The answer to this question is C. Defect Opportunity.

Explanation:

A defect is a nonconformity, or failure to meet a customer requirement. A defective item is one that contains one or more defects.

A defect opportunity is any event or occurrence during a production or service process that provides a chance for a defect to occur. A single item or service can have multiple defect opportunities.

Defect variation refers to the differences in quality among the output of a process.

Therefore, option A is incorrect because it refers to a nonconformity or failure to meet a customer requirement, but does not account for the number of opportunities for a defect to occur.

Option B is incorrect because it refers to an item that contains one or more defects, but does not account for the number of opportunities for a defect to occur.

Option D is incorrect because it refers to the differences in quality among the output of a process, but does not account for the number of opportunities for a defect to occur.

The Answer is: C. Defect Opportunity

Arithmetic average of a set of values is known as

six-sigma green-belt

  1. Median

  2. Standard Deviation

  3. Mode

  4. Mean

Show answer
Correct Option: D

As the Process Sigma increases ________-

six-sigma green-belt

  1. Number of defects increase exponentially

  2. Number of defects increase linearly

  3. Number of defects increase following quadratic equation

  4. None

Show answer
Correct Option: D

Be a Customer is

six-sigma green-belt

  1. An executive observes and critically evaluates his/her company services by playing the role of a customer himself or herself

  2. Observation of how your customer utilizes your service

  3. Customer Contact employees, who have regular conversations with customers

  4. An executive observes his/her company services by playing the role of a manager himself or herself

Show answer
Correct Option: A

By testing identified solution in Improve phase, we can increase

six-sigma green-belt

  1. Testing expertise

  2. Buy-in for possible solution

  3. Risk of implementation

  4. Cost-benefit analysis

Show answer
Correct Option: B

Center line on a box plot indicates

six-sigma green-belt

  1. Mean

  2. Median

  3. Mode

  4. Average of Mean, Median and Mode

Show answer
Correct Option: B

Channeling, Analogy, AntiSolution & Brainwriting are a part of ___________

six-sigma green-belt

  1. Response Plan

  2. Modified Brainstorming

  3. TRIZ

  4. Cause and Effect Analysis

Show answer
Correct Option: B

If the total Defects in your process is ZERO, the calculated sigma value is :

six-sigma green-belt

  1. 0

  2. 6

  3. 1

  4. Cannot be calculated

Show answer
Correct Option: D

If Zst is 4. Zlt will be

six-sigma green-belt

  1. 5.5

  2. 2.5

  3. 3.5

  4. 4.5

Show answer
Correct Option: B

In an FMEA, detection rating is high if

six-sigma green-belt

  1. The control certainly detects potential failure cause

  2. There are high chances that the control will detect the potential failure cause

  3. There is moderate chance of control detecting the potential failure cause

  4. There is no control or the control can not detect the potential failure cause

Show answer
Correct Option: D

In COPIS, what is "P" stands for

six-sigma green-belt

  1. Product

  2. Process

  3. Program

  4. Procedure

Show answer
Correct Option: B

AI Explanation

To answer this question, we need to understand the COPIS framework.

COPIS stands for:

  • C: Customer (identifying and understanding the customer's needs)
  • O: Objective (setting clear and achievable objectives)
  • P: Process (developing and implementing an effective process)
  • I: Information (ensuring access to relevant information)
  • S: Strategy (developing a strategic plan)

The correct answer is B) Process. This option is correct because "P" in COPIS represents the development and implementation of an effective process.

In Define Phase, we would identify

six-sigma green-belt

  1. Our Customers and their Requirements for our products and services

  2. Our Customers and their solutions for our products and services

  3. The causes for our customers' pain

  4. Our Customers VOC and the solution they would like us to implement

Show answer
Correct Option: A

In FMEA lower RPN value indicates that __________

six-sigma green-belt

  1. The risk has to be mitigated immediately

  2. The risk has low impact

  3. Risk is beyond human control

  4. RPN does not have any relation to risk

Show answer
Correct Option: B

In which phase of DMAIC would you brainstorm for solutions

six-sigma green-belt

  1. Control

  2. Measure

  3. Analyze

  4. Improve

Show answer
Correct Option: D

AI Explanation

To answer this question, you need to understand the DMAIC (Define, Measure, Analyze, Improve, Control) methodology, which is a problem-solving approach used in Six Sigma.

In the DMAIC methodology, the phase where brainstorming for solutions occurs is the "Improve" phase. This is the phase where potential solutions are identified, evaluated, and selected to address the root causes of the problem identified in the previous phases.

Let's go through each option to understand why it is correct or incorrect:

Option A) Control - This option is incorrect because the control phase focuses on implementing and sustaining the selected solution, rather than brainstorming for solutions.

Option B) Measure - This option is incorrect because the measure phase focuses on collecting and analyzing data to understand the current state of the process, rather than brainstorming for solutions.

Option C) Analyze - This option is incorrect because the analyze phase focuses on identifying the root causes of the problem, rather than brainstorming for solutions.

Option D) Improve - This option is correct because the improve phase is where brainstorming for solutions occurs. In this phase, potential solutions are generated, evaluated, and selected to address the root causes identified in the analyze phase.

The correct answer is D) Improve. This option is correct because the improve phase is where brainstorming for solutions takes place in the DMAIC methodology.

Key output metrics that are aligned with the strategic goals/objectives of the business is

six-sigma green-belt

  1. Process Ys

  2. Business Big Ys

  3. Project Ys

  4. Xs

Show answer
Correct Option: B

Measure of Central Tendency for long tailed graph is

six-sigma green-belt

  1. Mean

  2. Median

  3. Mode

  4. Quartile

Show answer
Correct Option: B

Measurement variation is introduced when _________

six-sigma green-belt

  1. The process undergoes unexpected variation

  2. The process is running at highest performance level

  3. The process is being measured

  4. The measurement follows the Process output

Show answer
Correct Option: C

Two sampling strategies are

six-sigma green-belt

  1. Process & Product

  2. Process & Population

  3. Population & Product

  4. Process & Procedure

Show answer
Correct Option: B

Voice Of the Customer is the term used to describe the
six-sigma green-belt

  1. Stated solutions of the customer for our product / service or process

  2. Unstated solutions of the customer for our product / service or process

  3. Stated and unstated needs / requirements of the customer for our product / service or process

  4. Stated and unstated needs / requirements of the producer for the product / service or process

Show answer
Correct Option: C

What is a key project metric defined from the customer perspective?

six-sigma green-belt

  1. Business Big Y

  2. Process Y

  3. Project Y

  4. Industry Y

Show answer
Correct Option: C

What is Cost benefit Analysis used for?

six-sigma green-belt

  1. Justifies in financial terms why it is worth executing the Project

  2. Analysis of the project Ys

  3. Analysis of only project execution cost

  4. Exponentially Waivered Moving Average

Show answer
Correct Option: A

When a common cause is interpreted as a special cause we would be _____

six-sigma green-belt

  1. Under reacting

  2. Over reacting

  3. Process Change

  4. Quick fix

Show answer
Correct Option: B

Which Hypothesis test is used to see whether 3 sample means of continuous data are equal or not?

six-sigma green-belt

  1. ANOVA

  2. ANOM

  3. Chi-square

  4. Normality

Show answer
Correct Option: A

Which is not a correct goal statement?

six-sigma green-belt

  1. Improve Productivity by 60% before Q4 2004

  2. Improve Employee Safety by installing Fire Extinguishers in all floors before 31 March 2005

  3. Increase the number of customer base in the ABC system by 95% by 3 Sep 2005

  4. Reduce the occurrence of error in XYZ system by 60% before 20 Jan 2006

Show answer
Correct Option: B

Which is not true

six-sigma green-belt

  1. Interpreting common cause as common cause will lead to systematic process change

  2. Interpreting special cause as special cause will lead to possible containments

  3. Interpreting special cause as common cause will lead to overreacting

  4. Interpreting common cause as special cause will lead to overreacting

Show answer
Correct Option: C

Which methodology will you use if you have to redesign a process that has reached its entitlement

six-sigma green-belt

  1. DMADV

  2. DMAIC

  3. DoE

  4. Lean

Show answer
Correct Option: A

AI Explanation

To answer this question, you need to understand the different methodologies used for process improvement and redesign. Let's go through each option to understand why it is correct or incorrect:

Option A) DMADV - This option is correct. DMADV stands for Define, Measure, Analyze, Design, and Verify. It is a methodology used for designing new processes or products. When a process has reached its entitlement, meaning it cannot be improved further, it may be necessary to redesign the process completely. In such cases, the DMADV methodology is suitable as it focuses on designing new processes or products to meet customer requirements.

Option B) DMAIC - This option is incorrect. DMAIC stands for Define, Measure, Analyze, Improve, and Control. It is a methodology used for improving existing processes. While DMAIC is suitable for improving processes, it may not be the best choice when a process has reached its entitlement and requires a complete redesign.

Option C) DoE - This option is incorrect. DoE stands for Design of Experiments. It is a statistical methodology used for optimizing processes and understanding the relationship between process variables and the output. While DoE can be useful in process improvement, it is not specifically designed for process redesign.

Option D) Lean - This option is incorrect. Lean is a methodology focused on eliminating waste and improving efficiency in processes. While Lean can be used for process improvement, it may not be the best choice for a complete process redesign when the process has reached its entitlement.

The correct answer is A) DMADV. This option is correct because the DMADV methodology is specifically designed for redesigning processes and products when the existing process has reached its entitlement.

Which of the following is a measure of variation

six-sigma green-belt

  1. Mode

  2. Quartile

  3. Mean

  4. Standard Deviation

Show answer
Correct Option: D

AI Explanation

To answer this question, you need to understand the concept of measures of variation.

Measures of variation are statistical measures used to describe the spread or dispersion of a dataset. They provide information about how the data points are spread out from the central value.

Let's go through each option to understand why it is correct or incorrect:

Option A) Mode - The mode is a measure of central tendency, not a measure of variation. It represents the most frequently occurring value in a dataset. Therefore, this option is incorrect.

Option B) Quartile - Quartiles divide a dataset into four equal parts, representing the spread of the data. While quartiles provide information about the spread, they are not considered a direct measure of variation. Therefore, this option is incorrect.

Option C) Mean - The mean is a measure of central tendency, not a measure of variation. It represents the average value of a dataset. Therefore, this option is incorrect.

Option D) Standard Deviation - The standard deviation is a measure of variation. It measures how spread out the data points are from the mean. It quantifies the dispersion of the dataset. Therefore, this option is correct.

The correct answer is Option D) Standard Deviation. This option is correct because the standard deviation is a measure of variation.

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