LSSMBB Online Practice Questions and Answers

Your team has done a SOV study and produced the following Multi-Van chart. What is the largest source of variation?

A. Time to Time

B. Within Unit

C. Unit to Unit

D. None of the above

The most important process metrics are often determined by what the customer tells us is important to them. Which of these sequences describes the way customer requirements are converted to the customer-based process metrics?

A. Voice of the customer>critical to quality metrics>critical customer requirements

B. Voice of the customer>critical customer requirements>critical to process metrics

C. Critical customer requirements>critical to quality metrics>critical to process metrics

D. Voice of the customer>critical customer requirements>critical to quality metrics

A ___________ is used primarily to track the stability of the average value of a metric of interest.

A. NP Chart

B. Xbar-R Chart

C. I-MR Chart

D. C Chart

If the production is for higher volume and monitoring and the Mean and variability is to be monitored for four machines producing product and the characteristic to be monitored is Variable Data, which SPC Chart is best to be selected?

A. Xbar-R Chart

B. Individual-MR Chart

C. NP Chart

D. CUSUM Chart

When a Belt Poka-Yoke's a defect out of the process entirely then she should track the activity with a robust SPC system on the characteristic of interest in the defect as an early warning system.

A. True

B. False

How many experimental runs exist in a Full Factorial and fully randomized design for 4 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. 32

C. 256

D. 64

A Non-parametric Test should be used if just one distribution is not Normal out of the two or more gathered.

A. True

B. False

Special Cause Variation falls into which two categories? (Note: There are 2 correct answers).

A. Natural

B. Short term

C. Assignable

D. Pattern

From this list select the best example of Bias in Sampling.

A. Testing the completeness of cooking a cake but the testers cannot agree on how to measure internal temperature

B. Testing the sharpness of a razor blade while the sample of 500 are from the same model razor

C. Testing the weight of participants at a wrestling event and only measuring those who finished second or better

D. Testing a hand-held GPS models for durability using samples only from Nokia Model P120

One of the foundations of Lean Six Sigma is the concept that the output of a process (Y) is influenced by the process inputs (X's) and is commonly shown as which formula?

A. Y = Z(X2)

B. Y = f(X3)

C. Y = f(Xn)

D. Y = g(X+ 1.5)