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Question # 4

Which Element of Waste best describes "the unnecessary movement of materials and goods"?

A.

Overprocessing

B.

Inventory

C.

Motion

D.

Conveyance

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Question # 5

When we gather information for the Voice of the Business we are primarily interested in information concerning the _____________ of the business.

A.

Advertising budget

B.

Market share

C.

Profitability

D.

Ownership

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Question # 6

When one speaks of 20% of something contributing 80% of the affect they are referring to what is known as the _________________.

A.

Shewhart Example

B.

Connection Principle

C.

Balance Equation

D.

Pareto Principle

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Question # 7

Which statement(s) are correct about the Pareto Chart shown here for the DOE analysis? (Note: There are 2 correct answers).

A.

It is unknown from this graph how many factors were in the Experimental Design

B.

The factors to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 2.06

C.

The effects to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 0.05

D.

The factors to keep in the mathematical model with a 5% alpha risk are BE, AB, A and AD

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Question # 8

The two types of data that can be used in Statistical Analysis are Attribute and Variable.

A.

True

B.

False

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Question # 9

Which Experimental Design typically is most associated with the fewest number of input variables or factors in the design?

A.

Response Surface design

B.

Full Factorial design

C.

Simple Linear Regression

D.

Fractional Factorial design

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Question # 10

When a Belt conducts a Linear Correlation Analysis and finds that as an X increases the Y also increase then he has proven a ______________ correlation.

A.

Negative

B.

Positive

C.

Monomial

D.

Single alignment

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Question # 11

Situations where standardized work needs to be incorporated include all of these except _____________________.

A.

Changeover instructions incomplete

B.

Lack of a system to assure proper inventory levels at repair stations

C.

Machines continually operating to reduce the labor cost per piece

D.

Process flow for the same product assembly taking various cycle time for completion

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Question # 12

The distance between the Mean of a data set and the Point of Inflection on a Normal curve is called the _______________.

A.

Curve Spread

B.

Standard Deviation

C.

Numerical Average

D.

Data Breadth

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Question # 13

A statistical test or Hypothesis Test is performed to reject or fail to reject a stated hypothesis and it converts the Practical Problem into a Statistical Problem.

A.

True

B.

False

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Question # 14

If the production is for higher volume and monitoring and the Mean and variability is to be monitored for four machines producing product and the characteristic to be monitored is Variable Data, which SPC Chart is best to be selected?

A.

Xbar-R Chart

B.

Individual-MR Chart

C.

NP Chart

D.

CUSUM Chart

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Question # 15

For a Normal Distribution as samples size increases the Range in Mean and Standard Deviation decrease relative to the Mean and Standard Deviation of the population.

A.

True

B.

False

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Question # 16

What dollar amount of savings would a project show if it reduced your outstanding Accounts Receivable by $1.4 million dollars to $5.3 million total and your organization’s marginal cost of capital was 6.2%?

A.

$43,400

B.

$86,800

C.

$117,500

D.

$328,600

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Question # 17

Which of these might contribute to similar distributions having Unequal Variance?

A.

Extreme tails

B.

Outliers

C.

Multiple Modes

D.

All of the above

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Question # 18

“A calculated time frame that matches customer demand” is a definition of what Lean Principles term?

A.

Value Stream

B.

Kaizen event

C.

Takt time

D.

Kanban

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Question # 19

The most appropriate type of FMEA for a product before going into manufacturing is a ___________ FMEA.

A.

Design

B.

Consumer

C.

Survey

D.

Test Process

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Question # 20

A Process Map is created in order that a Belt can __________________.

A.

Follow the product to the end

B.

Get the line people’s names correct

C.

Capture all the activities comprising the process

D.

Manage the input inventory delivery schedule

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Question # 21

The Mann-Whitney test is a powerful test and is unique to situations from which of the choices listed? (Note: There are 2 correct answers).

A.

Testing the identity of two populations

B.

Focuses on equality of the Median of the two populations

C.

Less powerful than the traditional “t-test”

D.

More widely applicable than the traditional “t-test”

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Question # 22

Which statement is NOT correct about the Fitted Line Plot shown here?

A.

The independent variable is the reactant

B.

If the reactant was 6 units, with 95 % confidence we would expect a minimum yield of 100 units

C.

With at least 95% confidence, we can expect less than 10 units of Yield when the reactant is at a value of 1

D.

A reactant value between 2 and 4 units yields around 20 to 40

E.

When the reactant increases, the expected yield would increase

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Question # 23

What is the Ppk of a process with a spread of 24 units, an average of 68, an upper limit of 82 and a lower limit of 54?

A.

1.68

B.

2.00

C.

4.00

D.

4.42

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Question # 24

One of the primary deliverables from performing a SIPOC is to begin to understand which outputs have the greatest affect on the customer most valued inputs.

A.

True

B.

False

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Question # 25

Review the analysis shown here. Which statements are true about the process? (Note: There are 3 correct answers).

A.

The initial focus for this project would be to determine why the thicknesses are so frequently too low

B.

The majority of the process is closer to the lower specification limit

C.

This process is described with the Weibull Distribution

D.

The process has more problems with Variation than Centering

E.

The process follows a non-normal distribution with the given data

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Question # 26

In a good Measurement System the most variation will be with part-to-part measurements. What should you do if the majority of variation is associated with the Gage R&R assuming the gage is technically capable?

A.

Focus on fixing the Repeatability and Reproducibility of the measurement device

B.

Purchase a new machine

C.

Focus on trimming the Part-to-Part variation

D.

Run another MSA test with the machine

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Question # 27

What aspects of Measurement Systems Analysis (MSA) studies are applicable when the process used to measure does not damage the part?

A.

Destructive variable gage R&R and Crossed Study

B.

Destructive variable gage R&R and Nested Study

C.

Nondestructive variable gage R&R and Crossed Study

D.

Nondestructive variable gage R&R and Nested Study

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Question # 28

Which of these items contribute to what is necessary for successful Kaizen events?

A.

Analysis tools

B.

Management support

C.

Operator support

D.

All of these answers are correct

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Question # 29

How many experimental runs exist in a Full Factorial and fully randomized design for 5 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

A.

10

B.

128

C.

256

D.

64

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Question # 30

Sally and Sara sell flower pots at their garage sale. Sally motivates Sara mentioning that they will sell a minimum of 15 pots per day if the outside temperature exceeds 60o F. From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 13.6 pots per day were sold with a Standard Deviation of 0.7 pots. The statistical Degrees of Freedom for this example are?

A.

1

B.

29

C.

30

D.

31

E.

2

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Question # 31

To be an effective Lean Six Sigma practitioner one must understand the difference between ___________________________.

A.

ANOVA and the Analysis of Variance

B.

Nonparametric tests and tests of Non-normal Data

C.

F-test and test of variances of 2 samples

D.

Practical and Statistical significance

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Question # 32

The calculation of Column Total times Row Total divided by Grand Total yields expected values from what type of chart?

A.

Pareto Chart

B.

Sakami Table

C.

Contingency Table

D.

None

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Question # 33

When we compare short-term and long-term Capability which of these is true?

A.

Cp is better for the short term

B.

Both short-term and long-term performance are alike

C.

Performance tends to improve over time

D.

Cp is better for the long-term

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Question # 34

Fractional Factorial, ____________and Response Surface Method are types of planned experiments.

A.

Multi-Vari Analysis

B.

Baldridge Channels

C.

One Factor at a Time or OFAT

D.

Factorial Design

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Question # 35

To establish a sample size that will allow the proper overlap of distributions we do which of these?

A.

Multiply Alpha by 1.75

B.

Calculate one minus Beta

C.

Calculate Beta plus 2

D.

Multiply Beta by 3

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Question # 36

The Control Limits width varies if the sample size varies for which type of chart?

A.

P Charts

B.

NP Charts

C.

Xbar-R Charts

D.

Time Series Charts

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Question # 37

With Measurement System Analysis we are concerned with two issues that impact the potential variability of the data. They are ____________ and Accuracy.

A.

Spread

B.

Reliability

C.

Precision

D.

Deflection

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Question # 38

How many experimental runs exist in a Full Factorial and fully randomized design for 4 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

A.

10

B.

32

C.

256

D.

64

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Question # 39

As a means of measuring the effects on other areas of a process as a result of changes in the primary metric we also define and track ________________.

A.

Parallel process metrics

B.

Secondary metrics

C.

Tertiary metrics

D.

Industry standards

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Question # 40

What conclusion is most correct about the Experimental Design shown here with the response in the far right column?

A.

No factor has enough statistical confidence greater than 95% to have an impact on the response rate

B.

Constant, Adv and Bev are the only factors statistically affecting the response rate with 95% confidence or more

C.

If the Adv is increased from the low level to the high level, the response rate increases

D.

The response level is statistically concluded to only need the Adv and Bev factors set at the low level to get the largest response rate

E.

This design does not have enough experimental runs to conclude anything as evidenced by the lack of P-values in the MINITABTM output

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Question # 41

Much of the Six Sigma methodology is used to identify and remove causes for _____________ .

A.

Process Variation

B.

Material Costs

C.

Excess Inventory

D.

Lost Sales

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Question # 42

One of the foundations of Lean Six Sigma is the concept that the output of a process (Y) is influenced by the process inputs (X’s) and is commonly shown as which formula?

A.

Y = Z(X2)

B.

Y = f(X3)

C.

Y = f(Xn)

D.

Y = g(X+ 1.5)

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Question # 43

For a batch manufacturing process, while assessing short term process variation, which variation category(ies) should one need to focus on? (Note: There are 2 correct answers).

A.

Variation within consecutive pieces

B.

Variation among consecutive batches

C.

Variation among groups of pieces

D.

Variation among the completed product

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Question # 44

A Belt rearranged the location of the parts inventory for a rework station locating the most often used parts to be within hand reach of the repair person. This rearrangement resulted in quicker repair times by eliminating one of seven major elements of waste which is the Waste of __________.

A.

Motion

B.

Conveyance

C.

Inventory

D.

Waiting

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Question # 45

Sally and Sara sell flower pots at their garage sale. Sally motivates Sara mentioning that they will sell a minimum of 15 pots per day if the outside temperature exceeds 60o F. From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 13.6 pots per day were sold with a Standard Deviation of 0.7 pots. For the sales accomplished above, what test would validate if they met their requirements?

A.

F Test

B.

Test for Equal Variance

C.

Chi Square Test

D.

One-Sample t-Test

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