Quality Question Bank
for Exam preparation

Q2. Random variance in a process, as measured by the standard deviation, can be directly reduced by:

1. identifying patterns of variance using control charts
2. improving the overall system of production
3. increasing the number of quality inspectors
4. making use of run charts
5. making better use of Pareto charts

Q3. A multiple-choice test has 30 questions. There are 4 choices for each question. A student who has not studied for the test decides to answer all the questions randomly by guessing the answer to each question. Which of the following probability distributions can be used to calculate the student's chance of getting at least 20 questions right?

1. Exponential
2. Normal
3. Poisson
4. Binomial

Q4. Which of the following was developed by Motorola to improve its processes by minimizing defects?

1. ISO 9000
2. Six sigma
3. QS 9000
4. TQM

Q5. The overall intentions and direction of an organization with regard to quality as formally expressed by top management is a:

1. Quality Plan
2. Quality Statement
3. Quality Policy
4. TQM

Q6. What is the purpose of a simple linear regression?

1. To predict scores on a dependent variable from scores on a single independent variable
2. To predict scores on an independent variable from scores on a single dependent variable
3. To predict scores on an independent variable from scores on multiple dependent variables
4. To predict scores on a dependent variable from scores on multiple independent variables

Q7. When is it appropriate to collect and use data?

1. Before the QI project, to prove a problem exists.
2. During the QI project, to answer questions about the cause and help prioritize the implementation of improvements.
3. After the implementation of the improvement to maintain the gain.
4. All of Above.

Q8. Effective quality improvement can be instrumental in:

1. Increasing productivity
2. Reducing cost
3. Both a and b
4. None of the above

Q9. In a six sigma improvement project the least experienced individuals are:

1. Red Belts
2. Master Black Belts
3. Green Belt
4. Black belts

Q10. A fishbone diagram is also known as a .______________

1. cause-and-effect diagram
2. poka-yoke diagram
3. Kaizen diagram
4. Taguchi diagram