Skillsoft Six Sigma

Front 1

Process decision program charts

Back 1

Which project management and planning tool is used to plan for multiple contingencies and to steer events towards the ultimate complex goal?

Front 2

Reviewer

Back 2

Which option represents an input for the process to create study materials?

Front 3

To consistently develop near perfect products and services

Back 3

Why would an organization use Six Sigma process?

Front 4

Employees and managers

Back 4

Many stakeholders within a project act as both suppliers and customers in the Supplier, Input, Process, Output, Customer (SIPOC) model. Which stakeholders within a project would expect career growth as as output of the process?

Front 5

Cause and effect diagram

Back 5

Which tool can be used to break down a problem into manageable pieces?

Front 6

Precision

Back 6

Which option is defined as "having an operator make similar measurements close to the same time"?

Front 7

F test

Back 7

Which inference test would you use to test if the variances of two samples are equal?

Front 8

Gantt chart

Back 8

Which project documentation tool graphically displays the start date, end date, and duration of project activities?

Front 9

By finding the sum of the squared deviations of each treatment average from the grand average

Back 9

When performing a one-way ANOVA, how is the treatment sum of squares calculated?

Front 10

Ordinal

Back 10

A process in examined and four different types of errors are observed. These errors are classified such that a class I error is more critical than a class IV error. Which measurement scale was used in this scenario?

Front 11

Analysis of variance method

Back 11

Which method of quantifying measurement errors is the most accurate?

Front 12

F Distribution

Back 12

Which test examines the variance of multiple sample means?

Front 13

The cycle time of all operations in a complete process should be equal to the takt time.

Back 13

A company wishes to reduce muda in their manufacturing process by achieving single piece flow. How should their cycle time be modified?

Front 14

Ensure team members follow the prearranged agenda

Back 14

Which method would be used to correct the problem of team members discussing issues unrelated to the purpose of a team meeting?

Front 15

Seiton

Back 15

Which step of a 5S program includes ensuring that all tools are present and put away in the proper location?

Front 16

Activity network diagram

Back 16

Which project management and planning tool is originally known as as arrow diagram and incorporates many practices from the program evaluation and review technique (PERT) and the critical path method (CPM)?

Front 17

Collect and analyze data

Back 17

After the customers and their needs are identified, what is the next step in collecting Voice of the Customer (VOC) data?

Front 18

A data value from a sample that is in the form of a number, which can be used to make an inference about a population.

Back 18

Which option represents the definition of a statistic?

Front 19

Mode

Back 19

Given the following data set table, which measure of central tendency is equal to 2?

Data: 9, 3, 2, 7, 8, 2, 4, 1, 5

Front 20

u charts and c charts

Back 20

Which attribute control charts count the number of defects in products?

Front 21

Return on investment

Back 21

Which metric is an appropriate measure of a profit performance goal?

Front 22

When the amount of snowfall increases, the number of skis sold increases.

Back 22

You are part of a Six Sigma team. You create a scatter diagram of the amount of snowfall against the number of skis sold. A correlation coefficient of 0.9 is calculated. What can be inferred by this result?

Front 23

The SIPOC diagram is not complete.

Back 23

You have created a Supplier, Input, Process, Output, Customer (SIPOC) diagram for your business system. You notice that the output of your process has changed but there has been no change in the suppliers, inputs, or the process. What information can be derived from this scenario?

Front 24

Risk analysis

Back 24

During which phase of the risk management methodology are actions put in place to mitigate project risk?

Front 25

Cyclical

Back 25

When the same functions performed by different machines produce different results, which type of variation can this be attributed to in a multi-vari chart?

Front 26

Nominal

Back 26

In which measurement scale is the central location determined by the mode of the data?

Front 27

Results from focus groups typically have high face validity

Back 27

What is an advantage to using focus groups to gather customer feedback?

Front 28

Decrease a failures in a process.

Back 28

What is the primary purpose of a FMEA?

Front 29

Creating new products.

Back 29

DFSS projects are appropriate for which type of situation?

Front 30

Stratified sampling

Back 30

Your manufacturing process uses a special part. This part is delivered to you from three separate manufacturing plants. Each of the manufacturing plants uses a different process to build this particular part. Which sampling technique would you use to test the part before incorporating it into your manufacturing process?

Front 31

22.94%

Back 31

A sample of 20 plastic bags is randomly taken from a continuous process where the population is 1000 plastic bags. Past studies have demonstrated that 15% of the bags contain defects. Which option represents the probability of finding two defective bags?

Front 32

35

Back 32

You are studying the process of producing chicken feed. You want to find out if making a change to one of the pieces of equipment will change the daily mean output for that process by 12,000 pounds. Historically the standard deviation of the daily production of chicken feed is 36,000 pounds.

Which option represents the minimum sample size required to confirm the significance of a shift for the mean output that is more than 12,000 pounds at a 95% confidence level (Z=1.96), assuming a normal distribution?

Front 33

Events A and B cannot occur at the same time

Back 33

Which is the best description of mutually exclusive events?

Front 34

Foundation

Back 34

Where in the house of quality would you find a list of benchmarks or target values?

Front 35

3.5%

Back 35

A bag contains 20 blue poker chips, 35 green poker chips, and 24 red poker chips. What is the probability of pulling out a blue chip, followed by a green chip, followed by a red chip?

Front 36

Range method

Back 36

Which method of quantifying measurement errors combines repeatability and reproducibility together in the analysis system?

Front 37

Problem statement

Back 37

Which key element of a project charter would contain a baseline measure?

Front 38

Accommodating

Back 38

Which method for resolving conflic is the least assertive but the most cooperative?

Front 39

The initial message is distorted once it reaches its intended recipient.

Back 39

Regarding communication flow, what is a drawback to downward flow of communication?

Front 40

A high school student is an external customer.

Back 40

Your company manufactures notebooks for students. What is a true statement concerning the company's internal and external customers?

Front 41

Process

Back 41

Which type of Failure Mode and Effects Analysis (FMEA) is used to study and evaluate manufacturing and assembly?

Front 42

The total number of measurements minus two

Back 42

How are degrees of freedom determined in a 2 mean equal variance t test?

Front 43

6*standard deviation / (USL-LSL)

Back 43

What formula represents the P/T ratio?

Front 44

The sign of the alternate hypothesis is !=

Back 44

Using the student t test, how do you determine if the test is a two-tailed test?

Front 45

A customer who purchases the company's product.

Back 45

Which customer would influence the company at the operations level?

Front 46

PDSA

Back 46

Which project methodology is also known as the Deming-Shewhart cycle?

Front 47

Depth of a cut

Back 47

What is an example of variable data?

Front 48

Dr. Joseph M. Juran

Back 48

The type of need where a customer thinks they desire a product is known as "perceived needs". Who coined the term "perceived needs"?

Front 49

Measure

Back 49

Data about the current process is collected in which step of the Define, Measure, Analyze, Improve, Control (DMAIC) process?

Front 50

BPM

Back 50

Which Six Sigma concept involves creating value for stakeholders by understanding, controlling, and improving overall business processes?

Front 51

Levels

Back 51

An experiment is designed to test the effect of weight on the elasticity of a certain material. In the experiment, weights of various sizes were used. They include 2 grams, 6 grams, 14 grams, and 20 grams. What do these various sizes represent?

Front 52

Rejecting the null hypothesis when it is true.

Back 52

Which option refers to a Type I error?

Front 53

c charts

Back 53

Process capability is calculated as the average number of nonconformities in a sample of fixed size when using which type of charts?

Front 54

Performing

Back 54

What is known as "the team stage where the team members start working effectively as a group to complete tasks?"

Front 55

Pp

Back 55

Which index is an indicator of long-term process performance without taking centering into account?

Front 56

Center the process

Back 56

A process capability study has been performed on a manufacturing process. It is found that the process spread is the same as the specification spread. What action should be taken?

Front 57

Team leader

Back 57

Which organizational role supporting Six Sigma initiatives is normally trained as a black belt and facilitator?

Front 58

It is a statistically significant factor contributing to the customer complaints.

Back 58

A regression analysis has been performed on the study for Customer Complaints versus Time for Training. The p-value is calculated to be 0.04. What does this indicated about the Time for Training?

Front 59

As a sample size increases, the distribution of averages calculated from the individual samples will approach a normal distribution.

Back 59

Which option defines the central limit theorem's significance with respect to control charts?

Front 60

Manual project management methods are easy to learn

Back 60

What is an advantage of manual project management methods versus automatic project management methods?

Front 61

Process A is capable, process B is incapable

Back 61

Two processes, A and B, have been examined. Both processes are centered and they remain centered within their specifications. The Cp of each process is equal to its Cpk. Process A's capability ratio (Cr) has been calculated as 0.85 while process B's process capability (Cp) is 0.85. Which statement is true about these processes?

Front 62

A high school student is an external customer

Back 62

Your company manufactures notebooks for students. What is a true statement concerning the company's internal and external customers?

Front 63

50%

Back 63

What is the probability of rolling either 1, 3, or 6 on a standard single die?

Front 64

News of an employee's willing retirement

Back 64

For which type of information would informal communication, such as rumors, be an appropriate delivery mechanism?

Front 65

Study

Back 65

The effects of a change are observed during which step of the Deming-Shewart cycle?

Front 66

Creating new products.

Back 66

DFSS projects are appropriate for which type of situations?

Front 67

Excess inventory

Back 67

When evaluating the cost of poor quality (COPQ), what is an example of an internal failure cost?

Front 68

Analysis of Variation method

Back 68

Which method of quantifying measurement errors is the most accurate?

Front 69

Measles chart

Back 69

Which type of check sheet is used to show defect locations using a schematic of the product?

Front 70

Perform a failure modes and effects analysis.

Back 70

A Six Sigma improvement project has reduced the risk associated with a critical portion of a production process. The project team must now focus on the next highest priority risk in the process. How can the next highest priority risk be found?

Front 71

Relational Matrix

Back 71

Which tool can be specifically used to help set priorities for key process output variables?

Front 72

Incorrectly calculated control limits

Back 72

What could cause a lack of variability in average (X-bar) control chart?

Front 73

I

Back 73

Which hazard severity classification from MIL-STD-1629 describes a failure that may cause death?

Front 74

The difference in means is calculated from data collected in tandem from two samples.

Back 74

Which option describes a paired t test inference test?

Front 75

u charts and c charts

Back 75

Which attribute control charts count the number of defects in products?

Front 76

Poka-yoke

Back 76

Which lean concept refers to mistake-proofing a process?

Front 77

22.94%

Back 77

A sample of 20 plastic bags is randomly taken from a continuous process where the populations is 1000 plastic bags. Past studies have demonstrated that 15% of the bags contain defects. Which option represents the probability of finding two defective bags?

Front 78

SPC charts

Back 78

Which tool is used as a form of quality control and is deployed during process baseline estimation to monitor the variables and parameter occuring within a particular process?

Front 79

Training and launch, implementation, Design for Six Sigma

Back 79

When an organization begins implementing Six Sigma practices, what is the typical sequence for the following three events?

A. Design for Six Sigma (DFSS)
B. Training and launch
C. Implementation

Front 80

Hold a brainstorming session

Back 80

A Six Sigma improvement initiative failed to sufficiently improve a process. New ideas must be generated for continued improvement efforts. Which improvement method should be employed?

Front 81

DMAIC

Back 81

Which process methodology should be used when statistical techniques such as regression analysis, design of experiments, and hypothesis testing are employed?

Front 82

Multivoting

Back 82

Each member of a team silently selects three problems from a pre-generated list of nine issues. The most often selected issues become the focus on an improvement project. Which team tool was used in this scenario?

Front 83

Do

Back 83

A plan to improve quality is carried out during which step of the Plan Do Check Act cycle?

Front 84

0.20

Back 84

Given a standard deviation of 2 and a specification limit range from 70 to 130, what is the ratio

Front 85

Discrete Distribution

Back 85

What is known as "a distribution based on counted data"?

Front 86

Machine deterioration

Back 86

While reviewing an X-bar control chart, you notice a set of seven consecutively decreasing points. You check previous control charts and notice that this is not a regular occurrence. What could have caused this behavior?

Front 87

Takt time

Back 87

Which lean concept is also known as the heatbeat of the lean organization?

Front 88

Residuals

Back 88

Which option represents the difference between observed values and the corresponding values predicted by your equation?

Front 89

Scatter diagram

Back 89

Which graphical method for displaying data is also known as a correlation chart?

Front 90

To compare the observed and expected frequencies of test outcomes

Back 90

What is the purpose of a chi-squared test?

Front 91

Financial, internal business process, learning and growth, and customers

Back 91

Kaplan's balanced scorecard focuses on which four perspectives of vision and strategy?

Front 92

np chart

Back 92

Which type of control chart is appropriate for attribute data?

Front 93

Control limits are closer together for short-term process evaluation than long-term process evaluation.

Back 93

Which statement is true concerning short-term capability?

Front 94

Beta

Back 94

A furniture store receives mattresses that are defective but considered good. What is the probability of making this type of error called?

Front 95

3

Back 95

When performing a one-way analysis of variance (ANOVA) test, how many different degrees of freedom must be calculated?

Front 96

Accommodating

Back 96

Which method for resolving conflict is the least assertive but the most cooperative?

Front 97

A sample is used to make judgments about a population.

Back 97

Which option best describes an analytical study?

Front 98

13.36%

Back 98

A sample of 50 computer chips is taken from a continuous process. The current defect rate for this process is 5%. What is the probability of finding four defects in the sample using the Poisson distribution?

Front 99

35

Back 99

You are studying the process of producing chicken feed. You want to find out if making a change to one of the pieces of equipment will change the daily mean output for that process by 12,000 pounds. Historically the standard deviation of the daily production of chicken feed is 36,000 pounds.

Which option represents the minimum sample size required to confirm the significance of a shift for the mean output that is more than 12,000 pounds at a 95% confidence level (Z=1.96), assuming a normal distribution?

Front 100

-1 to 1

Back 100

What is the range for the correlation coefficient?

Front 101

Throughput, inventory, and operational expenses

Back 101

The Theory of Constraints (TOC) uses three basic measures to evaluate systems?

Front 102

Master Black Belt

Back 102

Which Six Sigma role has "tutoring black belts and reviewing projects assigned to them" as one of its main purposes?

Front 103

Regarding risk analysis and management, how is risk calculated?

Back 103

Risk= (probability of event) x (cost of the event)

Front 104

Measurements made by workers and machinery to ensure normal operation

Back 104

What are process level metrics?

Front 105

The project's roadblocks

Back 105

Which option only appears in a project's milestone report?

Front 106

Creating rational subgroups

Back 106

What is the mechanism by which the capability of a process is identified?

Front 107

ANOVA

Back 107

Which hypothesis test can be used to detect a difference in three or more population means?

Front 108

Activity network diagram

Back 108

Which project management and planning tool is originally know as as arrow diagram and incorporates many practices from the program evaluation and review technique (PERT) and the critical path method (CPM)?

Front 109

Defects per unit

Back 109

Which option represents a consequential metric?

Front 110

3.5%

Back 110

A bag contains 20 bule poker chips, 35 green poker chips, and 24 red poker chips. What is the probability of pulling out a blue chip, followed by a green chip, followed by a red chip?

Front 111

The null hypothesis can be rejected or failed to be rejected.

Back 111

Which statement is true about the null hypothesis?

Front 112

Positional

Back 112

You are performing a Six Sigma study for a leading manufacturer of acrylic glass sheets. During the study, you record the thickness of the glass in three places: the top, the middle, and the bottom. Over a full day, you have noticed that the thickness at the top is always 0.1 mm less than the middle, regardless of the machine being used to form acrylic glass sheet. This accounts for the only variation in the end product. Which type of variation is indicted by the results?

Front 113

Significant

Back 113

In statistics, which term refers to "probably true" or "not due to chance" when it comes to research findings?

Front 114

Events A and B cannot occur at the same time

Back 114

Which is the best description of mutually exclusive events?

Front 115

Kano analysis

Back 115

Which tool classifies customer requirements as dissatisfiers, satisfiers, and delighters?

Front 116

Non-parallel lines

Back 116

Which option represents the main characteristic indicating a significant interaction on an interaction plot?