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ASQ CQE Certified Quality Engineer Exam Practice Test

Demo: 24 questions
Total 160 questions

Certified Quality Engineer Questions and Answers

Question 1

A lot is known to be 1.2% defective. Five units are randomly selected from the lot, and the lot is accepted if 1 or fewer defects are found. What is the probability of the lot being rejected?

Options:

A.

0.9985

B.

0.01

C.

0.00173

D.

0.00223

Question 2

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?

Options:

A.

0.953

B.

0.809

C.

0.191

D.

0.047

Question 3

Which of the following statements BEST describes a bimodal distribution?

Options:

A.

This distribution shows stratified data and two distinct peaks.

B.

This distribution shows a single mode and bell shaped distribution.

C.

This distribution is truncated.

D.

This distribution has several distribution peaks.

Question 4

A process is in control with a defect rate of 0.2%. A sampling plans calls for 30 items to be selected at random, and for the process to be shut down and corrected if any defects are found. How often will the process be shut down without a change in the defect rate?

Options:

A.

1.22% of the time

B.

5.83% of the time

C.

3.91% of the time

D.

None of the above

Question 5

If a distribution is skewed to the right

Options:

A.

The mode is between the median and the mean.

B.

The mean is between the mode and the median.

C.

The mode is greater than the median.

D.

None of the above.

Question 6

What is the lower control limit for proportion defective if the average daily production is 5000 units and the average fraction defective is 0.02?

Options:

A.

0.016

B.

0.014

C.

0

D.

0.010

Question 7

A "p" chart

Options:

A.

Can be used for only one type of defect per chart.

B.

Plots the number of defects in a sample.

C.

Plots either the fraction or percent defective in order of time.

D.

Plots variations in dimensions.

Question 8

The steeper the OC-curve, the

Options:

A.

Less protection for both producer and consumer.

B.

More protection for both producer and consumer.

C.

The lower the AQL.

D.

The smaller the sample size.

Question 9

The Dodge-Romig tables are designed to minimize which of the following parameters?

Options:

A.

AOQL

B.

AQL

C.

ATI

D.

AOQ

Question 10

In order to implement a continuous improvement strategy, a company may institute a steering committee or improvement council. Which of the following would generally NOT be a task performed by this council?

Options:

A.

The development of a quality vision for the company.

B.

The combined development and implementation of the company improvement strategy.

C.

The definition of certain quality objectives for sections of the company.

D.

The development of quality education and communication modules for the organization.

Question 11

During the performance of an audit, which of the following are key considerations?

Ⅰ. What sampling plans may be necessary?

Ⅱ. Is the audit schedule progressing as planned?

Ⅲ. Is there a need for a technical specialist?

Ⅳ. Is the level of compliance satisfactory?

Options:

A.

I,IIandIIIonly

B.

IIandIVonly

C.

I andIVonly

D.

I,II,IIIandIV

Question 12

Which of the following is NOT considered a prevention cost?

Options:

A.

Writing operating procedures.

B.

Training.

C.

Data acquisition and analysis.

D.

Calibrating test equipment.

Question 13

What is the standard deviation of the values below?

4.5, 5.1, 6.2, 2.1, 3.9

Options:

A.

1.136

B.

2.087

C.

1.362

D.

1.522

Question 14

Which of the following actions or techniques is MOST useful in determining the original fundamental cause of a product or process nonconformance?

Options:

A.

Continuous improvement.

B.

Pareto analysis.

C.

Root cause analysis.

D.

Preventive action.

Question 15

Which of the following is the BEST statement to make regarding the relationship between product precision and product production?

Options:

A.

With too little precision, production costs increase.

B.

With too much precision, production costs increase.

C.

Precision costs and performance are related.

D.

With little precision, performance will improve.

Question 16

You are requested by top management to establish an audit program of the quality systems in each branch plant of your firm. Which of the following schemes would you use in selecting the audit team to optimize continuity, direction, availability, and technology transfer?

Options:

A.

A full time audit staff.

B.

All volunteer audit staff.

C.

Hybrid audit staff (a proportion of answers a and b above).

D.

An outside consulting firm.

Question 17

An X-bar and R chart was prepared for an operation using twenty samples with five pieces in each sample; X-bar was found to be 33.6 and R-bar was 6.20. During production, a sample of five was taken and the pieces measured 36, 43, 37, 25, and 38. At the time, this sample was taken:

Options:

A.

Both the average and range were within control limits.

B.

Neither the average nor range were within control limits.

C.

Only the average was outside control limits.

D.

Only the range was outside control limits.

Question 18

Given the data below, what is the 90% confidence interval for the variance?

22, 23, 19, 17, 29, 25

Options:

A.

4.21 - 99.07

B.

15.32 - 28.66

C.

8.27 - 79.88

D.

16.87 - 56.52

Question 19

An experiment with two factors, in which all levels of one variable are run at each level of the second variable, is called a

Options:

A.

One-way experiment.

B.

Latin square experiment.

C.

Factorial experiment.

D.

Fractional factorial experiment.

Question 20

The weight of paint cans is considered

Options:

A.

Discrete data.

B.

Continuous data.

C.

Random data.

D.

Probability data.

Question 21

One-way analysis of variance is MOST similar in its objectives to

Options:

A.

A test of a population mean.

B.

A test for equality of two sample proportions.

C.

A test for equality of two population means.

D.

A chi-square test for independence.

Question 22

Which of the following are the MOST logical reasons for providing source inspection?

Ⅰ. The supplier has consistently shown poor out-going quality.

Ⅱ. The key inspection points are hidden after assembly at the suppliers' plant.

Ⅲ. The supplier requests the inspection to save them potential shipping expenses.

Ⅳ. The criticality of the product warrants it.

Options:

A.

I,IIandIVonly

B.

IIandIVonly

C.

II,IIIandIVonly

D.

I,II,IIIandIV

Question 23

Normally, complaint data for both a product or service organization should provide

Options:

A.

An indication of the organizational areas creating the most problems.

B.

The degree or extent of customers dissatisfaction.

C.

The appropriate corrective action to take.

D.

The total quality costs for the organization.

Question 24

A cause and effect diagram is also called which of the following?

Options:

A.

Pareto diagram.

B.

Fishbone diagram.

C.

Boxplot.

D.

Histogram.

Demo: 24 questions
Total 160 questions