Quality Question Bank
for Exam preparation

Q2. Given L=3 and p=.03, estimate the sample size that can be used for construction of a p chart.

1. 534
2. 321
3. 123
4. 291 ((1-p)*L2/p gives us an estimate of sample size)

Q3. The error deviations within the residual sum of squares (SSE) statistic measure distances:

1. within groups
2. between groups
3. between each value and the grand mean
4. none of these

Q4. Small/Mid-sized Six Sigma projects are executed by professionals titled as:

1. Champion
2. Green Belt
3. Black Belt
4. Site Champion

Q5. Six sigma black belt responsibilities include all of the following, except:

1. Selecting projects for execution by green belts
2. Mentoring green belts
3. Training organisation staff in six sigma techniques and team work
4. Planning the sales and marketing strategy

Q6. The first step in problem solving is to:

1. Assume the worst.
2. Establish responsibility for change.
3. Collect and analyze data.
4. Define the problem issue.

Q7. "Poka-yoke" is the Japanese term for ______________

1. Card
2. Mistake proof
3. Continuous improvement
4. Fishbone diagram

Q8. For a Poisson distribution:

1. The mean is greater than the variance
2. The mean is less than variance
3. The mean is equal to the variance
4. Cannot be determined

Q9. Assured quality is necessary for building customer confidence.

1. correct
2. correct to some extent
3. correct to great extent
4. incorrect

Q10. The following are indicators of out of control conditions on a control chart, except

1. Six consecutive points, increasing or decreasing
2. Fourteen consecutive points that alternate up and down
3. Two points in zone c above the mean, followed by two points in zone b below the mean
4. One or more points outside the control limits