CLSSBB Online Practice Questions and Answers

The word "champion" in the context of Six Sigma projects refers to:

A. the team that has had the most impact on the bottom line.

B. the person who has coordinated teams most effectively

C. the individual who has outpaced all others in six sigma knowledge

D. none of the above

A project that lacks a clear definition of its scope and boundaries runs the risk of:

A. straying from the intended path

B. trying to solve unrelated problems

C. having difficulty in collecting baseline data

D. suffering morale problems

E. all the above

F. none of the above

If the probability that event A occurs is 0.51, the probability that event B occurs is 0.64 and that probability that both A and B occur is 0.23 then:

A. events A and B are complementary

B. events A and B are mutually exclusive

C. events A and B are supplementary

D. events A and B are not mutually exclusive

E. events A and B are statistically independent

A team wants a technique for displaying the connection between various customer needs and various features on a product. They should use:

A. written and diagrammed work instructions

B. flow charts and process maps

C. cause and effect diagrams

D. Pareto chart

E. relationship matrix

A normal probability plot is used to:

A. determine whether the distribution is normal

B. plot z values

C. determine process capability

D. find percent out of specification

The team development stage characterized by expression of individual opinions and ideas often without regard for team objectives is known as:

A. performing

B. norming

C. conflicting

D. storming

E. brainstorming

A newspaper article describes a high positive correlation between obesity and orange juice consumption among six-year-olds. Parents who restrict the use of orange juice for their children have:

A. made a type I error

B. made a type II error

C. misunderstood margin of error

D. confused correlation with causation

An x-bar control chart has been established with control limits of 3.245 and 3.257, n = 5. An engineer collects the following sample and plots the average on the control chart: 3.257, 3,256, 3. 258, 3.259

A. the process is out of control

B. the process is not out of control

C. the engineer misused the control chart

D. the control limits are incorrect

A team has completed a brainstorming session that has generated a large number of ideas. The team needs to organize these ideas in natural groupings. Which tool is most appropriate?

A. matrix diagram

B. cause and effect diagram

C. process decision program chart

D. affinity diagram

E. activity network diagram

F. tree diagram

G. prioritization matrix

H. matrix diagram

I. interrelationship digraph

Calculate the interaction effect:

A. 20

B. 25

C. 30

D. 40

E. none of the above

F. Answer Pending

Here is a partial ANOVA table. Use = 0.05. The values of x, y and z should be:

A. 200, 20, 3.22

B. 12, 1.2, 4.06

C. 200, 20, 4.06

D. none of the above

If the results from a Hypothesis Test are located in the "Region of Doubt" area, what can be concluded?

A. Rejection of the Alpha

B. We fail to reject the Null Hypothesis

C. The test was conducted improperly

D. We reject the Null Hypothesis

Which of these graphical presentations displays the values of each individual reading?

A. Histogram

B. Box Plot

C. Stem and Leaf Plot

D. X-Y Diagram

With Measurement System Analysis we are concerned with two issues that impact the potential variability of the data. They are ____________ and Accuracy.

A. Spread

B. Reliability

C. Precision

D. Deflection

The reported Cpk for a process with an average of 104 units, a spread of 18 units and upper and lower specification limits of 122 and 96 units would be?

A. 0.5

B. 0.89

C. 1.00

D. 2.00