Which of the following tools are considered to be a tool to use

QUESTIONS        ANSWERS                                           

Which of the following tools are considered to be a tool to use just prior to creating a control chart? 

A. Pareto chart 

B. Flow chart     

C. Affinity chart

D. Run chart

Which of the following is NOT an example of a smaller-is-better quality target? 

A. Employee injuries during the 4th quarter       

B. Late deliveries to the regional offices               

C. Customer complaints regarding the help desk response time

D. Fuel efficiency of a newly released automobile model

“Which of the following tools can be used for a cause/effect analysis?

I. Interrelationship diagram

II. Fishbone diagram

III. Failure Modes and Effects Analysis (FMEA)

IV. Design of Experiments

Which of the following tools can be used for a cause/effect analysis?

I. Interrelationship diagram

II. Fishbone diagram

III. Failure Modes and Effects Analysis (FMEA)

IV. Design of Experiments

A. I and II only  

B. I, II, and III only           

C. II only              

D. All of the above

The Project charter does all of the following EXCEPT       

A. Clarifies what is expected of the team             

B. Keeps the team focused        

C. Transfers ownership of the process to the Six Sigma team      

D. Keeps the team aligned with business objectives

“Which of the following is TRUE of a process in “”statistical control””?

I. The process is not being affected by special causes

II. The process is being affected by assignable causes

III. All the points are within the control limits

IV. The points are randomly dispersed about the mean

V. There are no freak patterns

A. I, II, III, and V only     

B. I, II, IV, and V only     

C. I, III, IV, and V only    

D. All of the above

“Which of the following do NOT belong in a project charter?

I. Customer requirements

II. Project scope

III. Project success criteria

IV. Team members

V. Project deadlines

A. III only            

B. III and IV only              

C. III and V only

D. None of the above

Prior to a long-term capability study       

A. A measurement system evaluation should be conducted       

B. The process needs to be in statistical control 

C. Only A             

D. Both A and B

The measure phase of DMAIC includes each of the following EXCEPT     

A. Designing data collection plans            

B. Collecting data            

C. Using the data to describe the process            

D. Identifying the root cause

Which statement is true of a scatter diagram?   

A. Correlation on a scatter diagram implies causality       

B. A scatter diagram predicts cause and effect   

C. Shows the strength of relationship between two variables    

D. As x increases, y decreases – shows a positive correlation

“Which of the following tools allows a team to

A.) prioritize a long list of ideas without creating a win-lose situation in the team and

B.) allows the team to separate the critical few items from a long list of ideas?

A. PDPC               

B. Fishbone diagram      

C. Multi-voting 

D. CTQ tree

If management will only budget to run a maximum of 10 experimental trials (2 levels), but demands that the experiment is at resolution IV or greater (meaning a 1/2 fractional factorial), what is a viable choice for the team?        

A. Experiment on 5 factors.        

B. Experiment on 4 factors for one set of trials. 

C. Experiment on 4 factors with one set of trials and one additional replicate/repeat.     

D. Experiment using 2 factors, with one set of trials and two (2) additional replicates/repeats.

Each of the following tools would be useful in analyzing customer data EXCEPT 

A. Pareto chart 

B. Process Decision Program Chart (PDPC)           

C. Control chart

D. House of Quality

All of the following is true of a Measurement System Analysis EXCEPT   

A. Measure the same item repeatedly to determine variation   

B. Quantifies the amount of variation due to measurement error            

C. Commonly done in the Control phase of DMAIC          

D. Determines if the team needs to improve the measurement system

We measure and focus on the lifetime worth of customers for all of the following reasons EXCEPT          

A. Loyal customers constitute a high percentage of sales and profit growth         

B. Customer retention creates repeat sales        

C. Lifetime-worth calculations are required in standard accounting practices       

D. Customer retention is cheaper than winning new customers

With FMEA, ultimately you are looking to find the:          

A. Risk Priority Number (RPN)   

B. Frequency of Occurrence (FOC)          

C. Severity         

D. Probability of Detection

“The project team lead told you that he wanted to measure short-term capability.

His goal in doing so was to determine if the process was meeting customer requirements. He calculated Cp and Cpk and got 1.5 and 1.3, respectively.

However, the team lead couldn’t remember if this meant the process was meeting customer requirements or not. What would you tell him?

A. The process is capable, but not acceptable    

B. The process is not capable nor acceptable      

C. The process is stable

D. The process is capable, but not necessarily acceptable

Which of the following is TRUE about a Pareto chart?     

A. The bars should be stacked in decending (downward) direction from the LEFT.            

B. The bars are listed in ascending (upward) order from the LEFT.            

C. The bar that represents the category “miscellaneous” is always the smallest bar          

D. The Pareto chart is used so that the team can find the “vital many”

Which of the following is a tool for determining the optimal time for accomplishing a project and for graphically displaying the flow of activities that lead to its achievement?          

A. PDPC               

B. Activity Network Diagram      

C. Flow chart     

D. FMEA

The ______ is the numerical aim of the process that is performed for the quality characteristic of interest.         

A. Target value 

B. Specification limit       

C. Control limit 

D. All of the above

All of the following are true of the activity network diagram EXCEPT       

A. Tasks are linked showing the project path      

B. Contains a detailed breakdown of tasks          

C. The critical path may be determined 

D. A powerful tool for predicting project success

All of the following describe the purpose of the project charter EXCEPT                

A. Document that defines the project   

B. Document the addresses the driving business need  

C. Document that includes lessons learned         

D. Document that authorizes the project

Which of the following sets of tools are typically used to illustrate that a normally distributed set of data will have almost all of its values within +/- three standard deviations of the mean?                

A. Histogram and control chart  

B. Control chart and run chart    

C. Run chart and stem-and-leaf plot       

D. Run chart and frequency distribution

The _______ usually contains, at a minimum, goals, objectives, scope, list of team members, and timeline.        

A. Business case              

B. Project charter            

C. Problem statement  

D. Tactical plan

“You are evaluating the capability of a process. Standard deviation (s) is 5. Customers have said that they will accept units ranging between 35 and 60.

The location of the mean is unknown, but your boss wants to know if the process is capable of performing to customer specifications if the mean of the data was centered between specification limits.

What would you say?”  

A. The process isn’t capable no matter how you try to center it 

B. The process is capable, but not acceptable     

C. The process is capable and acceptable             

D I need to know more information before I can give you an answer

Which of the following is typically a custom-designed form for the purpose of collecting specific data?   

A. A control chart            

B. A check sheet              

C. A Pareto chart             

D. A run chart

According to popular Six Sigma philosophy:         

A. Cp and Cpk should be greater than 1.33          

B. Cp and Cpk should be greater than 1.50           

C. Standard deviation should be greater than 6 

D. Standard deviation should be less than 6

Attribute charts have ONLY ONE SECTION on the control chart compared to CONTINUOUS DATA control charts because:                A. Attribute data does not have a range. Therefore, there is no range chart.        B. Attribute data does not have an average value; Therefore, there is not an x-bar section on the chart.       C. Attribute data is not statistical.             D. Attribute data should not be included in control charts.

Which of the following best describes the purpose of the Six Sigma project charter?      

A. Leader and team members   

B. Meeting dates and targets    

C. Mission, scope, and objectives            

D. Assumptions about the solutions

Following is a data set. What is the range WITH INCLUSION? Knowing this is important when calculating cell intervals for histograms.       

A. 6.7    

B. 7.7    

C. 6.6    

D. 6.8

Which of the following measures of central tendency is the BEST choice to use?               

A. Mean              

B. Median          

C. Mode              

D None are necessarily the BEST

When would you use a DFSS methodology?       

A. When a business wants to reduce variation in a process          

B. When the team has a broken process that they want to fix    

C. After process has been designed, tested, and implemented 

D. An organization has chosen to redesign a process

Given a Cp of 1.1, which of the following statements is true?     

A. The process is demonstrating long-term capability     

B. No defects should be expected          

C. The process is capable but not acceptable      

D. The process is capable and acceptable

 

You are creating a flow chart, you come to a juncture where “If customer complaints increase, you will go to Solution A, and if customer complaints stay the same or decrease, go to B. What symbol do we use?     

A. Diamond       

B. Oval 

C. Rectangle      

D. Arrow

All of the following are typical characteristics of the Forming Stage of Team Development EXCEPT            

A. Team members become familiar with each other       

B. Team members prioritize collaboration and consensus building            

C. Team members are excited about the task but cautious          

D. Team members are unclear about their fit within the team

The nominal group technique is a variation on which of these other leading Six Sigma tools?       

A. Brainstorming             

B. The Critical Path Technique   

C. Process Decision Program Chart (PDPC)           

D. Interrelationship diagram

Control charts: 

A. Control the process  

B. Distinguish “common cause” from “special cause” variation   

C. Manipulates factors at different levels to see their effect on some desired result       

D. Are a combination of factors that influence the production of a result

The mode is      

A. The most frequently occurring value

B. A dispersion statistic 

C. Arranging the data in order, then it is the middle number       

D. Same as the arithmetic mean

Upon completion of a brainstorming session, the team might want to:  

A. Challenge any of the ideas presented              

B. Boil the list down to a more manageable size

C. Create scope expansion         

D. Discourage any “piggybacking” on ideas presented

When Cpk is equal to Cp, we know that                

A. Cpk needs to be improved    

B. The process is centered          

C. The process in not operating at optimal performance               

D. The process is within spec

When we are talking about a nominal-is-best quality target, the word “nominal” means which of the following?               

A. A variable target        

B. A named or specified target  

C. A mean          

D. An average

Data from a process shows the following number of defects from 15 samples. Which control chart should be used?defects 4 8 3 4 1 5 8 7 3 2 6 7 5 9 5Samplesize 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90  

A. u        B. p        C. c         D. np

“You are evaluating the steps in a core process using an FMEA (Failure Modes and Effects Analysis). The scales to rate severity, occurrence, and detection have been created and agreed upon by the team.                   How would you use the FMEA to prioritize the critical process steps?

I. Prioritize based on the severity of the failure mode

II. Prioritize based on how often the cause of the failure occurs

III. Prioritize based on the ability to control the failure

A. I only               

B. II only              

C. Multiply I and II (also known as “criticality”)   

D. Multiply I, II, and III (I x II x III)

“The range chart of the x-barR chart monitors

I. Dispersion

II. Central tendency of the data

III. Adequate discrimination

IV. Subgroup averages

V. Range of the subgroups

A. I only               

B. I and III only 

C. I, III, and V only           

D. I, III, IV, and V only

What is the median of the following distri+bution?         

A. 14.05               

B. 13.5  

C. 14.6  

D. 14.5

Which of the following statements DO NOT describe the role of control limits?  

A. Identifies if the process is operating as expected        

B. Identifies if corrective action is needed           

C. Defines limits of random variation      

D. Defines the Voice of the Customer

A normally distributed process exhibited the following:Mean: 59Standard Deviation: 3Upper specification limit: 70Lower specification limit: 40Which of the following is correct?  

A. Ppk = 1.45     

B. Ppk = 1.56     

C. Ppk = 2.11     

D. Ppk = 1.22

What are two ways we can improve a process?I. Complete a charterII. Shift the process meanIII. Reduce variationIV. Conduct brainstorming sessions               

A. I and III only 

B. II and III only

C. II and IV only

D. I and IV only

The Kano model is used to:        

A. To separate the expected from the unexpected         

B. To understand the customer market

C. Determine cause and effect 

D. Precontrol an existing process

An output of the DEFINE phase of DMAIC is:      

A. A fully saturated fractional factorial designed experiment      

B. Identification of root cause   

C. Control plan 

D. Project charter

All of the following are outputs of the Measure phase of DMAIC EXCEPT              

A. Baseline data               

B. Identification of the root cause           

C Understanding of the process               

D. Systematically gathered information

“You have just conducted a focus group and collected the voice of the customer. You have learned that one of your customers’ primary concerns is waiting in line.

 With further probing, they agreed that waiting longer than five minutes is too long. Which of the following is the best example of a critical-to-quality (CTQ) measure of your voice of the customer? “

A. Customer wait times

B. Number of customers waiting in line less than five minutes   

C. Total number of customers waiting in line      

D. Number of customers waiting in line longer than five minutes

Which of the following definitions are NOT associated with a rational subgroup?              

A. Homogeneous            

B. Essentially alike           

C. Product produced approximately at the same time    

D. One part is produced every hour

Which of the following statements are TRUE about Design of Experiments?        

A. A resolution IV experiment means that main effects are confounded with 2-way interactions and 2-way interactions are aliased with other 2-way interactions    

B. A resolution III experiment means that NOTHING is confounded with main effects    

C. A resolution V experiment means that NOTHING is confounded with main effects     

D. A resolution V experiment means that main effects are confounded with 4-way interactions

Which of the following tools is a focused methodology for carefully listening to the voice of the customer and then effectively responding to those needs and expectations? A. SIPOC         

B. Control chart

C. QFD 

D. Design of Experiments

Throughput time is an example of:         

A. A “nominal is best” quality characteristic         

B. A “larger is better” quality characteristic          

C. A “smaller is better” quality characteristic       

D. A “dynamic is better” quality characteristic

All of the following are logical next steps once the “outcome or effect” has been identified in an interrelationship diagram/ diagraph EXCEPT             

A. The outcome becomes a key focus for planning          

B. The outcome becomes an important measure to monitor improvement         

C. The outcome is the issue that the team typically targets first 

D. The outcome is highlighted to clarify its importance

A Defect Location Check Sheet:

A. Is a structured, prepared form for collecting and analyzing data that provides a visual image of the item being evaluated so that data can be collected visually rather than with words.     

B. Is a tool to separate aliasing from confounding of factors.       

C. Is a time-series run chart for identifying point out of control. 

D. All of the above

Which of the following is a GOAL of the tree diagram?   

A. A tree diagram should be developed systematically through each level to ensure that the team is not quickly jumping to incorrect solutions based on assumptions rather than facts         

B. The tree diagram moves the team from ‘specific details’ and moves toward ‘general details’. 

C. The tree diagram has a basic goal to identify the “trunk” — the body of the item being studied              

D. None of the above

Please provide your answer in the rich text box.              

A. Should be approximately 10 to 15 percent of the population 

B. Is used to minimize the cost associated with data analysis       

C. Are used to estimate characteristics of a population  

D. Must not be selected randomly

“You are in the Define phase and decide to review the problem statement in the project charter. Which of the following characteristics should NOT be included in a problem statement?

I. Solution(s)

II. Symptoms of the problem

III. Root cause(s)

IV. Metrics

V. Baseline data

A. IV and V         

B. I and II            

C. I and III           

D. I, II, and III

“Which of the following describes stakeholders for a Six Sigma project?

I. Process owners affected by the project

II. People who can influence the project

III. Managers whose budgets will be affected by the project

IV. Customers who purchase the product

V. Suppliers who provide materials for the process

VI. Your organization’s financial department”    

A. I, II, III, IV, and V only               

B. I and III only 

C. I, III, IV, and V only    

D. All of the above

“Which of the following would be the most typical tools for the DEFINE phase of DMAIC?

I. Kano model

II. Pareto chart

III. Control chart

IV. SIPOC

V. Affinity diagram

VI. DOE

VII. CTQ tree

A. I, II, IV, V, and VII only             

B. I, II, and VII only         

C. I, II, and IV only           

D. All of the above

“Which of the following are reasons for tollgate reviews?

I. Team motivation

II. Team appreciation

III. Guidance

IV. Common understanding

V. Team alignment – reinforce priorities

VI. Agreement about next steps

VII. Lessons learned

VIII. Project kill point

A. I, II, III, and VIII only 

B. III, IV, V, VI, VII, and VIII only

C. VI and VIII only           

D. All of the above

All of the following are ideas to identify poka yoke opportunities EXCEPT             

A. Look for the source of defect, not just the defect      

B. Identify the root cause            

C. Recognize that the root cause is often the employee                

D. Understand the rate of the defect over time

The following is true about a prioritization matrix             

A. Includes statistical weighting to understand the strength of relationships between factors     

B. Determines statistical correlation       

C. Differentiates the vital few from the trivial many        

D. Shows a prioritization of the factor or factors that contribute to the production of a result

Which of the following principles were associated with W Edwards Deming?      

A. 14 obligations of top management    

B. Seven deadly diseases            

C. Both a and b 

D. Neither a nor b

Each of the following is TRUE of an