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ICBB Exam Dumps - IASSC Lean Six Sigma – Black Belt

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Question # 25

A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $4,200 in order to stay within budget. Using a sample of 35 first article components, a Mean of the new product upgrade price of $4,060, and a Standard Deviation of $98 was estimated. The Alternative Hypothesis in the above example is?

A.

The Standard Deviation is equal to $300

B.

The Mean is less than $4,320

C.

The Mean is equal to $4,060

D.

The Mean is less than $4,200

E.

The Mean is greater than $ 4,200

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Question # 26

An operator checks that all boxes being packed contain enough products to fill the box. However, each box getting filled has a different number of products in it. This is a Reproducibility problem, not a Repeatability problem.

A.

True

B.

False

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Question # 27

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?

A.

6

B.

9

C.

27

D.

54

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Question # 28

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

A.

1-Sample t-test

B.

2-Sample t-test

C.

F test

D.

ANOVA test

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Question # 29

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 # 30

Following the completion of a LSS project the Belt not only creates a Control Plan he also develops a _____________ so those involved in the process know what to do when the critical metrics move out of spec.

A.

Response Plan

B.

Call List

C.

Chain-of-Command

D.

Defect Analysis Plan

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Question # 31

Which one of the listed tools is frequently used to help drill down to possible causes once a Fishbone Diagram is constructed?

A.

3 When Analysis

B.

Skeleton Diagnostic

C.

Ishikawa Diagram

D.

5 Why Analysis

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Question # 32

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

A.

Bias

B.

Linearity

C.

Range

D.

Breadth

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