Quality Question Bank
for Exam preparation

Q2. The ISO 9000 series is:

1. an international standard that describes a recommended quality system
2. intended to be applied only to manufactured products
3. a set of instructions for preparing control charts
4. a set of guidelines for quality
5. a set of forms and procedures to ensure quality

Q3. Consider that for a process s bar (average standard deviation of 50 samples each of size 4) is found to be 10.04. The value of c4 (corresponding to sample size of .4) is .92. What is the estimated value of process standard deviation?

1. 10.91 (s bar/ c4 is an unbiased estimator of standard deviation)
2. 11.89
3. 12.67
4. 9.67

Q4. Quality management includes forming and directing a team of people to achieve a qualitative goal within an effective cost and time frame that results in ______________

1. a project completed in shortest possible time.
2. a product or service that conforms to the required specifications.
3. an award-winning product that brings public recognition to the project
4. an innovative project that establishes qualification of the project team

Q5. 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

Q6. Which is not a commonly used quality management tool?

1. Fishbone diagram
2. CSSR report
3. Pareto chart
4. Control chart
5. None of the above (all are commonly used)

Q7. Effective quality control results in:

1. Increase in customer satisfaction
2. Lower cost
3. None of the above
4. Both a and b

Q8. A sequence of 3 operations has first pass yield (right first time) rates as follows: 93%, 87% and 92%. The first pass yield rate is:

1. 72%
2. 74%
3. 99%
4. 87%

Q9. If data for MR chat shows non-normality, it is better to determine the control limits for the individuals control chart based on the ______________ of the correct underlying distribution.

1. Percentage
2. Percentiles
3. Rank
4. Mean

Q10. Bias reflects the:

1. The differences in observed accuracy and/or precision experienced over the range of measurements made by the system.
2. The difference between observed measurements and a "true" value obtained from a master or gold standard
3. Different levels of variability in different operating regimes, resulting from warm-up effects, environmental factors, inconsistent operator performance
4. None of the above