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IASSC ICBB - IASSC Lean Six Sigma – Black Belt

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Page: 8 / 9
Total 300 questions

The validity of the decision made with Hypothesis Testing is dependent upon all of the following except ______________________.

A.

Beta risk

B.

Range of data

C.

Alpha risk

D.

Sample size

For a Kanban to be successful which of these must occur?

A.

Consistent cycle times

B.

Fairly stable process demand of product or service

C.

Low defect rate of incoming product or service

D.

All of the above

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

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

A.

Color

B.

Expense

C.

Season

D.

None

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

Some of the sources for different types of error that can be quantified using Statistical Analysis are ___________________.

A.

Error in sampling

B.

Bias in sampling

C.

Error in measurement

D.

All of these answers are correct

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

A.

Cycle Time

B.

Defects

C.

No. of Units Reworked

D.

Labor Hours

E.

All of these answers are correct

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

A.

The dependent variable is the outside temperature

B.

The relationship between outside temperature and number of customers per hour is a Linear Regression

C.

The dashed lines indicate with 95% confidence where all of the process data should fall between

D.

The dashed lines indicate with 95% confidence the estimate for the Quadratic Regression Line

E.

The predicted number of customers per hour is close to 5 if the outside temperature is 10 deg C

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

A.

Fractional Factorial design

B.

Full Factorial design

C.

Simple Linear Regression

D.

Response Surface Design

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