Easter Sale Special 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: exams65

Six Sigma Black Belt Certification Question and Answers

Six Sigma Black Belt Certification

Last Update May 18, 2024
Total Questions : 300

We are offering FREE CSSBB ASQ exam questions. All you do is to just go and sign up. Give your details, prepare CSSBB free exam questions and then go for complete pool of Six Sigma Black Belt Certification test questions that will help you more.

CSSBB pdf

CSSBB PDF

$35  $99.99
CSSBB Engine

CSSBB Testing Engine

$42  $119.99
CSSBB PDF + Engine

CSSBB PDF + Testing Engine

$56  $159.99
Questions 1

When analyzing the behavior of our process to assess customer satisfaction we are concerned about both the variation such that it stays within the spec limits and how well the Mean is __________________ the process requirements.

Options:

A.  

Balanced against

B.  

Over and above

C.  

Twice as great as

D.  

Centered relative to

Discussion 0
Questions 2

A valid mathematical Regression represents all of the characteristics shown except _________________.

Options:

A.  

All of the standardized residuals will be within ±3 Standard Deviations

B.  

The sum of the residuals is zero

C.  

The residuals when plotted follow a Normal Distribution

D.  

Most standardized residuals are within ±2 Standard Deviations

E.  

The Residual is equal to the difference between the observed and predicted values

Discussion 0
Questions 3

A(n) ______________ is best used to compare a Machine 1 average quality characteristic to the same quality characteristic of Machine 2.

Options:

A.  

F test

B.  

1-Sample t-test

C.  

2-Sample t-test

D.  

ANOVA test

Discussion 0
Questions 4

When the Inputs, X’s, for your process are Normally Distributed about the Mean, the Outputs, Y’s, will always be Normally Distributed.

Options:

A.  

True

B.  

False

Discussion 0
Questions 5

A Full Factorial experiment using a 3 level 3 factor approach has been proposed to test the viability of an extrusion machine experiment. How many treatment combinations will this approach involve?

Options:

A.  

6

B.  

9

C.  

27

D.  

54

Discussion 0
Questions 6

It would be more likely than not for a Belt conducting a Regression Analysis to find that the _______________________.

Options:

A.  

r2 value is smaller than the absolute value of r

B.  

Correlation Coefficient equals r2

C.  

Coefficient of Determination is less than r2

D.  

Correlation Coefficient equals r divided by 2

Discussion 0
Questions 7

Accuracy can be assessed in several ways and a fairly accurate means of measurement is visual comparison.

Options:

A.  

True

B.  

False

Discussion 0
Questions 8

An ANOVA used across many dependent variables could increase the Beta risk.

Options:

A.  

True

B.  

False

Discussion 0
Questions 9

A Lean Six Sigma project is attempting to reduce inventory days. The Process Capability will be monitored as part of the Control Phase to track the sustainability of the improvement.

Which distribution type is best used for performing the Capability Analysis?

Options:

A.  

Weibull Distribution

B.  

Normal Distribution

C.  

Exponential Distribution

D.  

Logistic Distribution

E.  

Gaussian Distribution

Discussion 0
Questions 10

If a Six Sigma project was to reduce changeover times and the team found the project success was decreasing over time since changeover times began to creep back up, which Lean tools should be considered in the Control Phase to reestablish and sustain the project success?

Options:

A.  

Improve the lighting to assure adequate visibility

B.  

Confirm a Visual Factory exists to assure proper communication of status of machines

C.  

Implement Kanbans to assure enough inventory for the process step

D.  

Reword the standardized work instructions to use active verbs and not passive phrases

Discussion 0
Questions 11

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

Options:

A.  

Extreme tails

B.  

Outliers

C.  

Multiple Modes

D.  

All of the above

Discussion 0
Questions 12

Which statement is most correct for the Regression Analysis shown here?

Options:

A.  

The Regression explains 50.8% of the process variation

B.  

The air-fuel ratio explains most of the TurbineOutput variation

C.  

This Simple Linear Regression explains 98+% of the process variation

D.  

This Multiple Linear Regression has four statistically significant independent variables

Discussion 0
Questions 13

An operator is measuring the distance between two points. Which is most likely to be influenced by the operator?

Options:

A.  

Precision of the measurement

B.  

Accuracy of the measurement

C.  

Calibration of the instrument

D.  

All of these answers are correct

Discussion 0
Questions 14

Two of the key deliverables for the Measure Phase are a robust description of the process and its flow and an assessment of the Measurement System.

Options:

A.  

True

B.  

False

Discussion 0
Questions 15

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

Options:

A.  

Overprocessing

B.  

Inventory

C.  

Motion

D.  

Conveyance

Discussion 0
Questions 16

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

Options:

A.  

Spread

B.  

Reliability

C.  

Precision

D.  

Deflection

Discussion 0
Questions 17

The method of Steepest Ascent guides you toward a target inside the original inference space.

Options:

A.  

True

B.  

False

Discussion 0
Questions 18

Which of these are examples of business metrics or Key Performance Indicators commonly referred to as KPI’s?

Options:

A.  

Cycle Time

B.  

Defects

C.  

No. of Units Reworked

D.  

Labor Hours

E.  

All of these answers are correct

Discussion 0
Questions 19

All the data points that represent the total set of information of interest is called the ________________ .

Options:

A.  

Population

B.  

Sample

C.  

Frame

D.  

Spread

Discussion 0
Questions 20

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.

Options:

A.  

Negative

B.  

Positive

C.  

Monomial

D.  

Single alignment

Discussion 0
Questions 21

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

Options:

A.  

Value Stream

B.  

Kaizen event

C.  

Takt time

D.  

Kanban

Discussion 0
Questions 22

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

Options:

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

Discussion 0
Questions 23

Of the various types of data shown which is NOT representative of Variable Data.

Options:

A.  

Child’s height is 4 foot 3 inches

B.  

Three employees wore hard hats

C.  

Car burned 2.7 gallons of gasoline

D.  

Train was going 140 kilometers per hour

Discussion 0
Questions 24

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

Options:

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

Discussion 0
Questions 25

Time is always the metric on the horizontal scale of a(n) ___________ Chart.

Options:

A.  

Pareto

B.  

Xbar

C.  

Multi-Vari

D.  

NP

Discussion 0
Questions 26

Which of these is not a primary cause for Non-normal Data?

Options:

A.  

Skewness

B.  

Mixed Distributions

C.  

Kurtosis

D.  

Formulosis

E.  

Granularity

Discussion 0
Questions 27

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

Options:

A.  

Multi-Vari Analysis

B.  

Baldridge Channels

C.  

One Factor at a Time or OFAT

D.  

Factorial Design

Discussion 0
Questions 28

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 __________.

Options:

A.  

Motion

B.  

Conveyance

C.  

Inventory

D.  

Waiting

Discussion 0
Questions 29

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

Options:

A.  

Design

B.  

Consumer

C.  

Survey

D.  

Test Process

Discussion 0
Questions 30

The Normal Distribution is considered to be the most important distribution in statistics and, among other things is defined as having a total area under the curve of 1, is mounded and symmetrical and the Mean, Median and Mode are _____________.

Options:

A.  

All evenly divisible by 3

B.  

Twice the Standard Deviation

C.  

Within 10% of each other

D.  

The same number

Discussion 0
Questions 31

The Lean toolbox includes all of these items except ________________.

Options:

A.  

Mistake Proofing

B.  

Visual Factory

C.  

Design of Experiments

D.  

Inventory Management

Discussion 0
Questions 32

Six Sigma is a business improvement discipline whose fundamental view is based on a _________ oriented approach of the business.

Options:

A.  

Profit

B.  

Performance

C.  

Process

D.  

Predatory

Discussion 0
Questions 33

Which item(s) listed would impact the Process Capability for a process with a continuous output? (Note: There are 4 correct answers).

Options:

A.  

Shape of process data distribution (e.g. Normal Distribution)

B.  

Process Technology

C.  

Process Standard Deviation

D.  

Presence of Special Causes or solely Common Causes

E.  

Seasonal variation in process

Discussion 0
Questions 34

For Attribute Data, Process Capability is defined as the average proportion of nonconforming products.

Options:

A.  

True

B.  

False

Discussion 0
Questions 35

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?

Options:

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

Discussion 0
Questions 36

The primary objective in removal of waste is to improve the Order Production Cycle where the time from _________________ to the time of receipt of payment is compressed.

Options:

A.  

Shift start

B.  

Product development

C.  

Receipt of an order

D.  

New fiscal year

Discussion 0
Questions 37

Contingency Tables are used to test for association, or dependency, between two or more classifications.

Options:

A.  

True

B.  

False

Discussion 0
Questions 38

Statistical Difference is the magnitude of difference or change required to distinguish between a true difference, brought about by change or improvement, and one that could have occurred by chance.

Options:

A.  

True

B.  

False

Discussion 0
Questions 39

SPC Charts are used extensively in different business and decision-making environments. In this example a vendor is being selected based on speed of delivery. Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors? (Note: There are 4 correct answers).

Options:

A.  

Vendor A with a much shorter lead time in delivery

B.  

Vendor B as it has a better consistency (lower variance) on lead time

C.  

Vendor B since Vendor A shows a situation out of control as shown in red

D.  

Vendor B since the Control Limits are much narrower than Vendor A

E.  

Vendor B has higher lead time, but a process with much narrower Control Limits

Discussion 0
Questions 40

Fractional Factorial designs are used to reduce the ____________ because the number of runs has been lowered.

Options:

A.  

Time and cost of experiments

B.  

Number of people involved

C.  

Number of data measurement points

D.  

Output summary

Discussion 0
Questions 41

Questions that can be best answered by a Visual Factory include all of these except _____________________.

Options:

A.  

Are setups optimized for lower scrap levels?

B.  

Can extra inventory be seen easily?

C.  

Can changeover challenges be recognized?

D.  

Are unneeded tools or supplies easily noted?

Discussion 0
Questions 42

A Non-parametric Test should be used if just one distribution is not Normal out of the two or more gathered.

Options:

A.  

True

B.  

False

Discussion 0
Questions 43

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

Options:

A.  

Process Variation

B.  

Material Costs

C.  

Excess Inventory

D.  

Lost Sales

Discussion 0
Questions 44

Since Normality is required if we intend to use the data collected as a predictive tool. To test for Normality of data we must determine if the P-value is ___________.

Options:

A.  

Equal to 0.05

B.  

Less than 0.05

C.  

Greater than 0.05

D.  

Greater than 0.5

Discussion 0
Questions 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?

Options:

A.  

F Test

B.  

Test for Equal Variance

C.  

Chi Square Test

D.  

One-Sample t-Test

Discussion 0