From the variance F-test shown above, which of these conclusions is/are valid?

1. A. The variance between the class score distribution is not significantly different
2. B. This test applies only to Normal Distributed data at 99 % confidence
3. C. The variance between the class score distribution is significantly different
4. D. There are not enough data points to make any statistical conclusions

Correct Answer: C

Appropriate measures means that measurements are .

1. A. Representative
2. B. Sufficient
3. C. Contextual
4. D. Relevant
5. E. All of these answers are correct

Correct Answer: E

Kaizens or Kaikakus and Six Sigma projects are intended to create breakthrough, significant process improvement versus minor, incremental improvements.

1. A. True
2. B. False

Correct Answer: A

A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $4,200 in order to stay within budget. Using a sample of 35 first article components, a Mean of the new product upgrade price of $4,060, and a Standard Deviation of $98 was estimated. The Alternative Hypothesis in the above example is?

1. A. The Standard Deviation is equal to $300.
2. B. The Mean is less than $4,320.
3. C. The Mean is equal to $4,060.
4. D. The Mean is less than $4,200.
5. E. The Mean is greater than $ 4,200.

Correct Answer: E

A Lean Six Sigma project is attempting to reduce inventory days. The Process Capability will be monitored as part of the Control Phase to track the sustainability of the improvement.

Which distribution type is best used for performing the Capability Analysis?

1. A. Weibull Distribution
2. B. Normal Distribution
3. C. Exponential Distribution
4. D. Logistic Distribution
5. E. Gaussian Distribution

Correct Answer: A