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IASSC Lean Six Sigma – Black Belt

Last Update 18 hours ago Total Questions : 300

The IASSC Lean Six Sigma – Black Belt content is now fully updated, with all current exam questions added 18 hours ago. Deciding to include ICBB practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our ICBB exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these ICBB sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any IASSC Lean Six Sigma – Black Belt practice test comfortably within the allotted time.

Question # 1

The two types of data that are to be used in Statistical Analysis are Attribute and Variance.

A.

True

B.

False

Question # 2

The reported Cpk for a process with an average of 98 units, a spread of 16 units and upper and lower specification limits of 115 and 90 units would be?

A.

0.5

B.

0.75

C.

1.00

D.

1.25

Question # 3

Which statement(s) are incorrect for the Regression Analysis shown here? (Note: There are 2 correct answers).

A.

The air-fuel ratio explains most of the TurbineOutput variation

B.

The Regression explains over 98% of the process variation

C.

This Multiple Linear Regression has three statistically significant independent variables

D.

If the air-fuel ratio increases by 1, the TurbineOutput more than triples

E.

The SteamExitTemp explains the most variation of the TurbineOutput

Question # 4

What dollar amount of savings would a project show if it reduced your outstanding Accounts Receivable by $0.9 million dollars to $3.5 million total and your organization’s marginal cost of capital was 5.7%?

A.

$49,250

B.

$51,300

C.

$117,500

D.

$202,424

Question # 5

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

Question # 6

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

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?

Question # 7

A fundamental rule is that both Standard Deviation and Variance can be added.

A.

True

B.

False

Question # 8

Which statement(s) are correct about the DOE Factorial plot output here? (Note: There are 3 correct answers).

A.

Two factors were operated at 3 levels each

B.

The highest tool age was achieved with metal hardness at high level while keeping the cutting speed at the low level

C.

The design indicated above is a 32 factorial design

D.

The cutting speed and cutting angle are at the low level for the least tool age achieved

E.

All factors had 2 levels in the experiment

Question # 9

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

A.

Precision of the measurement

B.

Accuracy of the measurement

C.

Calibration of the instrument

D.

All of these answers are correct

Question # 10

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.

A.

Shift start

B.

Product development

C.

Receipt of an order

D.

New fiscal year

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