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Pataky Six Sigma > Quiz 1 > Flashcards

Quiz 1 Flashcards

1
Q 
What is y=f(x)
A) a quadrilateral equation
B) the six sigma transfer function
C) one variation of x=f(y) and y=Fox
D) an algorithm for controlling DMAIC
A

B the six sigma transfer function

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2
Q

What is the concept of a dashboard?
A) it shows only what happened after the fact
B) it shows how o improve a metric
C) it shows lead and lag metrics that are critical to monitor
D) the metrics of a process are displayed like an automobile

A

C

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3
Q

SIPOC stands for

A

Supplier, input, process, output, customer

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4
Q 
Which of the following is not a dimension of the balanced scorecard?
A) financial
B) employee
C) utilization
D) quality
A

Utilization

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5
Q

What required element is missing from the following goal statement? Reduce software engineer recruiting time from an average of 155 days to 51 days with an upper limit of 65 days. This change will meet the current maximum goal of 70 days greater than 99% of the time. It will support our employer of choice goal and achieve annualized wage savings of $145,000 per month.

A

A timeframe

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6
Q

What are the four perspectives on six sigma?

A

Philosophy
Metrics
Methodology
Toolset

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7
Q

Using the six sigma methodology, a company at 6.0 would have a failure rate of

  • 3.4 DPMO
  • 233 DPMO
  • 1350 DPMO
  • 6210 DPMO
A

3.4 DPMO

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8
Q 
What is six sigma?
A problem solving
B culture change
C knowledge generation
D all of the above
A

All of the above

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9
Q

The three main components of the value stream are

A

Flow of material
Flow of information
Transformation of material

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10
Q 
Which of the following six sigma tools organizes and summarizes themes from data collected during interviews?
A Kano analysis
B Pareto analysis
C affinity diagrams
D critical to quality tree
A

Affinity diagram

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11
Q

True/false. Kanban is the visual indicator that more material is required

A

True

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12
Q

What are the seven forms of waste?

A 
Transportation
Inventory
Motion
Waiting
Over processing
Over production
Defects
Skill
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13
Q

True/ false. Poka-yoke is a visual indicator that more material is required

A

False

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14
Q 
Which of the following six sigma tools breakdown high level customer needs into specific and measurable requirements?
A Kano analysis
B Pareto analysis
C affinity diagrams
D critical to quality tree
A

Critical to quality tree

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15
Q 
A CTQ is
A usually derived through VOC analysis
B any characteristic of a product, service, or process that the customer considers critical to quality
C both a and b
D none of the above
A

Both a and b

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16
Q

What is the correct sequence of the VOC process steps?

A 
Identify process owners and stakeholders
Identify ( internal and external customers)
Collect data
Analyze data
Define critical to quality requirements
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17
Q

T/F The three flows of communication are top down flow, bottom up flow, stealth flow

A

False

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18
Q

The duties of the six sigma executive sponsor include all of the following except
A allocate resources
B establish the vision and set the direction
C initiative incentives and rewards
D coach six sigma green belts

A

Coach six sigma green belts

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19
Q

A champion is typically
A a liaison between the project team and upper management
B attends all team meetings
C directs the team on implementing the solution
D fulfills the facilitator roles

A

A a liaison between the project team and upper management

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20
Q

The correct order of six sigma team stages is

A 
Form 
Storm
Norm
Perform
Transition
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21
Q

T/F Nominal group technique is a six sigma tool in which participants verbally share ideas then nominate the best idea

A

False

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22
Q 
In most cases, a six sigma team receives the least leadership control and direction during which of the following stages?
A building
B storming
C performing
D alarming
A

Performing

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23
Q 
Which of the following roles is most likely to lead and manage a six sigma project?
A black belt
B executive sponsor
C champion
D green belt
A

Black belt

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24
Q 
The most difficult stage for any team to work through is 
A norming
B storming
C performing
D forming
A

Storming

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25
Q

T/FThe leadership best suited to a six sigma team in the perform stage is delegating

A

True

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26
Q

T/F the primary purpose of the measure phase is to assess the current performance of the process, validate the data ,and establish a baseline

A

True

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27
Q

T/F The work package “collect the voice of the customer” is part of the define phase

A

True

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28
Q

T/F ISO 9000:2000 defines a process a set of interrelated or interacting activities that transforms inputs to outputs.

A

True

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29
Q 
Which process mapping tool typically identifies suppliers, inputs, processes, outputs, customers, inventory, cycle time, and information flow?
A.  Value stream map
B. Swim-land flowchart
C. SIPOC diagram
D. Cross functional flow chart
A

Value stream map

30
Q 
Which of the following is not a work package in the measure phase?
A. Create an as is value stream map
B. Collect voice of the customer
C. Prepare a data collection plan
D. Assess process capability
A

Collect the voice of the customer

31
Q

A cause and effect matrix is a problem solving tool which helps to
A. Show relationships between input and output variables
B. Focus attention on process problems in priority order
C. generate a large number of improvement ideas
D. Determine where non-conforming part exist

A

Show relationship between input and output variables

32
Q

When considering documentation the normal top-down hierarchical process is

A

Quality manual>procedure>work instruction>form

33
Q 
The input categories for a cause and effect (ishikawa) diagram would not include 
A. Maintenance
B. Manpower
C. Machine
D. Material
A

Maintenance

34
Q 
All of the following tools help us move from the Trivial many to the vital few except
A. Ishikawa diagram
B. Pareto analysis
C. Project charter
D. Cause and effect matrix
A

Project charter

35
Q

T/F data represents raw facts, information puts data into relationships, and knowledge recognizes patterns or trends information

A

True

36
Q

T/F an example of essential-non-value-added (or business non value added) time would be an inspection step required by a regulation.

A

True

37
Q 
Which process mapping tool uses time and motion study symbols?
A. Value stream map
B. Swim lane flow chart
C. Value added flow analysis
D. Sipoc diagram
A

Value added flow analysis

38
Q

Which statement best defines the goal of the measure phase?
A. Describe and quantify both the defect and expected improvement
B. Determine the root cause of the defect
C. Pinpoint the location or source of the problem as precisely as you can and set a baseline capability
D. Improve the process to eliminate defects

A

Pinpoint the location or source of the problem as precisely as you can and set a baseline capability

39
Q

Operational definitions
A. Describe the steps required to operate a machine
B. Define each metric, what the characteristic is, and how to measure it
C. The statements in an operating manual
D. Describe how to interpret a box and whisker chart

A

Define each metric, what the characteristic is and how to measure it

40
Q

Random selection of a sample
Random selection of a sample
A. Theoretically means that each item in the lot had an equal chance to be selected
B. Ensures that the sample average will equal the population average
C. Means that a table of random numbers was used to dictate the selection
D. Is a meaningless theoretical requirement

A

Theoretically means that each item in the lot had equal chance to be selected

41
Q 
Consider the following data set 3, 4, 7, 7,8,11,12,13 which of the following statements are factual regarding the data
 A.  The mean is greater than the mode
B.  The median is less than the mode
C.  The mean is less than the median
D.  The mode and the median are the same
A

The mean is greater than the mode

42
Q

Average of all numbers in a set

A

Mean

43
Q

Number which appears most often in a set

A

Mode

44
Q

For odd number of values > middle value

For even number of values > average of two middle values

A

Median

45
Q 
Which of the following is not a statistical level of measurement?
A.  Ordinal
B.  Discrete
C.  Numerical
D.  Variable
A

Numerical

46
Q 
The scatter of individual observations from a normally distributed process cannot be quantified with which of the following?
A.  The range
B.  The standard deviation
C.  The variance
D.  The median
A

The median

47
Q 
Which of the following measures of variability is not dependent on the exact value of every measurement?
A.  Mean deviation
B.  Variance
C.  Range
D.  Standard deviation
A

Range

48
Q

Which of the following statements describes discreet data?
A. It takes 3 hours and 48 minutes to fly from la to New York
B. Of 225 people on the airplane 85 had connecting flights
C. The flight arrived at 9:08 pm
D. There were 5923 gallons of fuel consumed on the flight

A

Of the 225 people on the plane 85 had connecting flights

49
Q 
Which of the four graphical techniques could easily be used to display the same data (i) stem and leaf plot (ii) box plot (iii) scatter diagrams (iv) histograms
A. I,ii,iii only
B. I,ii, iv only
C.  I,iii,iv only
D.  Ii,iii,iv only
A

B

50
Q

For the normal probability distribution, the relationships among the median, mean, and mode are
A. All equal to the same value
B. The mean and the mode have the same value but the median is different
C. Each has a value different from the other two
D. The mean and the median are the same but the mode is different

A

They are all equal to the same value

51
Q 
Which of the following quality tools displays large amounts of numeric data to show a static picture of process behavior?
A.  Check sheets
B.  Flow charts
C.  Histograms
D.  Pareto diagrams
A

Histograms

52
Q

The term variable can be described in the following way
A. A quantity which can be absent or present in a product
B. A definable attributed or characteristic of a product
C. A quantity which can assume several (more than two) values
D. A quantity which is absent in a product in one or more specifications

A

C

53
Q

A scatter diagram is used to plot gas mileage versus the weight of the car. One would expect the shape of the resulting plot to be
* gas mileage is dependent variable and weight is the independent variable
A. Low positive
B. An increasing slope
C. A decreasing slope
D. No correlation displayed

A

C

54
Q 
Resolution is the comparison of the \_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_ your measurement system can provide to the characteristic you are trying to measure.
A.  Largest increment
B.  Smallest increment 
C.  Central tendency
D.  Variation spread
A

Smallest increment

55
Q

T/F Information is defined as raw facts, data is defined as facts in relationship, and knowledge as patterns or trends in data

A

False

56
Q

T\F measurement systems introduce variation into observed data

A

True

57
Q

T/F a type II measurement system error is accepting defective parts

A

True

58
Q

What is the correct definition of linearity in a measurement system?
A. The centering and magnitude of the measurement system variation are consistent across the systems range of operation
B. The measurement system remains centered over time
C. The part of measurement system variation that occurs when you repeated the measurement along a straight line
D. The measurement demonstrates a consistent offset from the actual characteristic being measured

A

A

59
Q

The three types of measurement system analysis we studied were
A. Audits,attribute studies, inspections
B. Audits, inspections, gage studies
C. R&r assessments, attribute studies, gage studies
D. Audits, attribute studies, gage studies

A

D

60
Q 
Which of the following terms not associated  with measurement systems?
A.  Accuracy
B.  Resolution
C.  Failure modes effect analysis
D.  Precision
A

C

61
Q

T/FAudit measurement system studies assess repeatability and reproducibility

A

False

62
Q

T/F

Short term process capability ratio determines if a process is capable and centered

A

False

63
Q

T/F a spec chart with points above the UCL has special cause variation

A

True

64
Q

T/F a process can be capable, but not in statistical control

A

False

65
Q 
All of the following could lead to special cause (assignable) variation except
A.  Machine wear
B.  Worker fatigue
C.  A change in raw material supplier
D.  Natural variations in material
A

Natural variations in material

66
Q

T/F monitoring is a valid response to special cause variation in a capable process.

A

True

67
Q

What is the correct interpretation of short term capability ratio of 1.5?
A. The process is capable
B. The process is capable but it is not six sigma process
C. The process is capable and it is 6 sigma process
D. The process is centered

A

B

68
Q

Process capability is defined as
A. Small variation
B. The ability of the process to meet specifications
C. A process with no special cause variation
D. A kappa score of 70% or greater

A

B

69
Q 
What is the correct interpretation of points moving up or down on a range chart?
A.  Dispersion is not changing
B.  The central tendency is changing
C.  Dispersion is changing
D.  The central tendency is not changing
A

Dispersion is changing

70
Q

T/F the green belt should address common cause variation before special cause variation.

A

False

71
Q

FMEA STANDS FOR

A

Factors modes and effect analysis

Pataky Six Sigma (3 decks)

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