Quality Question Bank
for Exam preparation

Q2. The OC curve provides a measure of the ______________ of the control chart.

1. Sensitivity
2. Duality

Q3. An unbiased dice is rolled once. The probability of getting a number greater than 4 is:

1. ¼
2. 1/6
3. ½
4. 1/3

Q4. Quality Trilogy includes

1. Quality planning
2. quality improvement
3. quality control
4. All the three

Q5. Which of the following statements concerning acceptance sampling is false?

1. Used when expensive and time-consuming to test the product 100%.
2. The number of allowable defects before lot is rejected is predetermined.
3. Inspection and test standards must be established to ensure that procedures can adequately determine conformance and nonconformance.
4. If the number of defects found in the sample exceeds the predetermined amount, the entire lot is rejected.
5. All of the above are true

Q6. An assignable variance tells us:

1. our equipment is becoming obsolete
2. top management should initiate increased worker training
3. there is an identifiable problem that must be fixed
4. schedule variances will be reduced
5. our use of quality circles is inadequate

Q7. The main purpose of a stratification plan is

1. To prove statistical validity
2. Define categories to slice and dice the data
3. Determine which statistical tool to use
4. To identify solutions

Q8. Typically in a cause and effect diagram, the ______________ is used for classification of causes in the service industry.

1. 5Ms
2. 8Ps
3. 5Ss
4. 6Ps

Q9. You are sampling items from a batch and plotting the results on a control chart. how will an increase in the number of items sample affect the value of the standard deviation used to set the control limit?

1. increase it
2. decrease it
3. no effect on it
4. first increase it, then decrease it
5. first decrease it, then increase it

Q10. The acronym DMAIC stands for:

1. Develop, Metrics, Analyze, Implement, Contain
2. Define, Measure, Analyze, Improve, Control
3. Define, Metrics, Analysis, Implement, Control
4. None of the above