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IASSC ICBB - IASSC Lean Six Sigma – Black Belt

Page: 7 / 9
Total 300 questions

Each of the items listed would impact the Process Capability for a process with a continuous output except ___________________.

A.

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

B.

Process Technology

C.

Process Standard Deviation

D.

Seasonal variation in process

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

A.

Data shift analysis

B.

Outlier analysis methods

C.

Center Line and Control Limits

D.

None of the above

How many experimental runs exist in a Full Factorial and fully randomized design for 5 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

A.

10

B.

128

C.

256

D.

64

A Personal Trainer was assessing her workout class participants for their body fat content and had to include data for her analysis. One of the columns listed the range of weight of the people included in the studies. This required plotting a Histogram of the weight of the people assessed for their body fat content. While drawing the Histogram the x-axis contained a certain scale of data. Pick the scale of data that is appropriate for Histograms.

A.

Ordinal Scale Data

B.

Ration Scale Data

C.

Nominal Scale Data

D.

Interval Scale Data

A Belt has determined that the inventory of repair parts at a rework station can be reduced by 45%. According to Cost of Poor Quality (COPQ) definitions inventory reduction would be considered _______________.

A.

Soft Savings

B.

COPQ efficiency

C.

Median Savings

D.

Hard Savings

Upon completion and validation of an improvement to a process a Belt and the Project Team create a Control Plan that contains which of these?

A.

Standard operating work description of the process change

B.

Description of the monitoring system in place to assure continued compliance

C.

Summary of the targeted critical metrics for process performance measurement

D.

All of the above

Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?    

A.

Xbar Chart

B.

Time Series Chart

C.

Neither

D.

Both

If a Six Sigma project was to reduce repair station inventory and the team found the inventory was creeping up over time which Lean tools should be considered in the Control Phase to reestablish and sustain the project success?

A.

Review the Visual Factory to assure inventory in excess of desired visible

B.

Improve the lighting to assure adequate visibility

C.

Analyze data from supplier deliveries

D.

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

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

A ___________ problem in the Measurement System suggests that there is a lack of consistency in the measurement over time.

A.

Linearity

B.

Bias

C.

Stability

D.

Magnitude