Quality Question Bank
for Exam preparation

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

1. Sensitivity
2. Duality

Q3. In many projects, the end product is a "service" that does not have physical characteristics and attributes to be measured to ensure conformance to the requirement. When service is the end product of a project, measurements ______________.

1. do not apply to the service, but the criterion is pass or fail
2. are always artificial and present only false indications of progress
3. can be established based on customer expectations and the responsibility assigned to individuals
4. are not applicable if the service is to an internal function of the project
5. relate only to the actual expenditures of funds or receipt or revenues

Q4. ______________ are used in six sigma

1. black belt
2. green belt
3. both black belt and green belt
4. none of the Above

Q5. The main purpose of the Improve Phase is to:

1. Develop a SIPOC map
2. Put plans in place to maintain the gains made
3. Identify the critical measures of the process
4. Identify the creative solutions that solve the validated root causes

Q6. Quality control includes inspections to ensure the standards of performance are being met. Inspection includes ______________ examinations of ______________.

1. visual and technical; material and end products
2. aural and tactile; materials and end products
3. aural and tactile; processes and procedures
4. visual and non-visual; processes and components
5. visual and aural; processes and materials

Q7. A tool that analyzes the Input to a process to identify the causes of errors is called:

1. Scatter diagram
2. Ishikawa diagram
3. Pareto diagram
4. a and c
5. Cause and effect diagram

Q8. A result is called "statistically significant" whenever

1. The null hypothesis is true.
2. The alternative hypothesis is true.
3. The p-value is less or equal to the significance level.
4. The p-value is larger than the significance level.

Q9. Factory A produces 100 pieces of wooden legs used in manufacturing tables in 1 hour. The factory in total works for 3 hours. The quality manager decided to check the quality of the output by measuring the length of the legs (in cms). He decides to collect three samples (one for each hour). The sample size for each sample is fixed at 5. The data collected is present in the following table: Leg 1 Leg 2 Leg 3 Leg 4 Leg 5 Sample 1 10.2 10.5 9.8 9.7 10.3 Sample 2 10.4 9.9 10.1 10.2 9.8 Sample 3 9.9 9.8 10.2 10.1 10.4 What is the mean and range of leg length in sample 1?

1. Mean=10.3;Range=.3
2. Mean=10.1;Range=.8
3. Mean=10.2;Range=.6
4. Mean=9.9;Range=.5

Q10. For new product development, the chosen methodology should be

1. DMADV
2. DMAIC
3. Structured Design Methodology
4. DMIE