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ICBB Exam Dumps - IASSC Lean Six Sigma Black Belt Questions and Answers

Question # 4

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

Options:

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 # 5

Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

Options:

A.

Breadth

B.

Linearity

C.

Range

D.

Bias

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Question # 6

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

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Question # 7

Early in a project a Belt will want to begin to identify and evaluate risk factors for the subject process and will therefore begin building a(n) ________.

Options:

A.

FMEA

B.

SIPOC

C.

X-Y Diagram

D.

Team Charter

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Question # 8

A valid Multiple Linear Regression (MLR) is characterized by all of these except _______________________.

Options:

A.

It is an assumption that the X’s (inputs) are not correlated to each other

B.

The X’s (inputs) are assumed to be independent of each other

C.

MLR is conducted based on a deliberate form of experimentation

D.

The Residuals from MLR analysis have to be Normally Distributed

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Question # 9

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.

Options:

A.

10

B.

32

C.

256

D.

64

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Question # 10

Following process modifications, the Null Hypothesis states that no improvement to the process has occurred. If we discover the Null Hypothesis Test was rejected when it was false that would be a(n) ________________________.

Options:

A.

Alpha Error

B.

Type I Error

C.

Type II Error

D.

Type III Error

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Question # 11

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

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Question # 12

Control Charts were developed by Dr. Shewhart to track data over time. To detect Special Cause variation the Control Charts use which of these?

Options:

A.

Data shift analysis

B.

Outlier analysis methods

C.

Center Line and Control Limits

D.

None of the above

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Question # 13

Customers make their decisions based on Features, Integrity (of the seller) Delivery and ___________?

Options:

A.

Color

B.

Expense

C.

Season

D.

None

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Exam Code: ICBB
Exam Name: IASSC Lean Six Sigma - Black Belt
Last Update: Apr 1, 2025
Questions: 300
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