CQE Sample Questions Answers

If a sample size of 16 yields an average of 12 and standard deviation of 3, estimate the 95% confidence interval for the population (assume a normal distribution).

What order do the following corrective action steps normally take for nonconforming product?

Ⅰ. Analyze the problem.

Ⅱ. Assign responsibility.

Ⅲ. Take preventive action.

Ⅳ. Evaluate potential importance.

Ⅴ. Investigate possible causes.

In nonparametric statistics:

Ⅰ. No assumptions are made concerning the distribution from which the samples are taken.

Ⅱ. The parameters of the distribution do not relate to the parameters of the sample.

Ⅲ. The sample and the distribution must have no parameters in common.

A bin contains 40 pills with a weight of 3.1 gm. each, 30 pills weighing 3.2 gms each and 10 pills weighing 3.3 gms each. The weight of an average pill is found from

An X-bar chart has shown control for a long time. You see that points for the last 50 samples are all very near the center line on the chart. In fact, they are all within one sigma of the center line. This probably indicates that

Of the problem solving categories below, what is the usual sequence?

1. Select a problem needing improvement.

2. Collect data.

3. Implement the solution.

4. Determine if project is appropriate.

5. Study current procedures.

6. Determine candidates for data collection.

7. Analyze data.

8. Solve the problem.

The Malcolm Baldrige award is open for competition among which of the following?

Ⅰ. Large manufacturing businesses.

Ⅱ. Large and small manufacturing businesses.

Ⅲ. Service organizations.

Ⅳ. Large service companies.

Regardless of the distribution of the individuals, the distribution of the average of n samples will follow which distribution as n becomes large?

Any group, designing a quality information system (QIS) to collect product data, must consider which of the following items?

Ⅰ. How the results will be used.

Ⅱ. The frequency that results must be reported.

Ⅲ. The allowable data error variation.

What are the major disadvantages of having an improvement team that is too large?

Ⅰ. Difficulty in having constructive input from the entire group.

Ⅱ. Difficulty in arriving at consensus.

Ⅲ. Difficulty in finding large meeting facilities.

Ⅳ. Difficulty, on the part of the recorder, in keeping up with more paperwork.

In obtaining Total Customer Satisfaction, management should NOT undertake which of the following activities?

The hypergeometric distribution should be used instead of the binomial distribution when

A graph of a data set, composed of a series of rectangles, each proportional in width to the range of values in a class and proportional in height to the number of items or fraction of items falling in these classes, is called which of the following?

Given that the population standard deviation is 6.8, what sample size is required to be 90% confident that the estimated mean has an error less than 0.02?

The use of 100% inspection normally means

You have been asked to sample a lot of 500 units from vendor whose past quality has been about 2% defective. A sample of 40 pieces is drawn from the lot and you have been told to reject the lot if you find two or more parts defective. What is the probability of finding two or more parts defective?

What is the highest form of partnering with employees?

The MOST essential value of a surface plate in precision measurement application is which of the following?

Of the services listed below, which one performed by design engineering is of particular interest to QA personnel?

A single sampling plan calls for a sample size of 80 with an acceptance number of five and a rejection number of six If the quality of the submitted lots 10 percent defective. then the percent of lots expected to be accepted in the long run is approximately.

What is the key ranking difference between the Deming philosophy and the Malcolm Baldrige award criteria?