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NEW QUESTION # 82
The hypergeometric distribution should be used instead of the binomial distribution when
- A. Each trial in independent.
- B. There are more than 2 outcomes on a single trial.
- C. There is a fixed number of trials.
- D. Sampling does not involve replacement.
Answer: D
NEW QUESTION # 83
Which of the following tools can be used to evaluate the normality of a data set?
- A. Box and whisker chart
- B. Kruskal-Wallis rest
- C. Probability plot
- D. CUSUM chart
Answer: C
Explanation:
A probability plot is used to evaluate whether a data set follows a specified distribution, such as the normal distribution. By plotting the data against the expected values of the distribution, one can visually assess normality.
References:
* Montgomery, D.C., & Runger, G.C. (2010). Applied Statistics and Probability for Engineers.Wiley.
* NIST/SEMATECH. (n.d.). e-Handbook of Statistical Methods. Retrieved
fromhttps://www.itl.nist.gov/div898/handbook/
NEW QUESTION # 84
The Shewhart or Deming cycle is often referred to as
- A. Plan-do-check-act.
- B. Problem solving flow chart.
- C. The cause and effect diagram.
- D. The affinity diagram.
Answer: A
NEW QUESTION # 85
A facilitator asks each team member in turn to suggest one idea during a brainstorming session. This is an appropriate method to use when
- A. tight deadlines need to be met
- B. dominant members are stifling others
- C. senior managers are present
- D. team members have been sitting for an extended time period
Answer: B
Explanation:
During a brainstorming session, when dominant members are stifling others, having each team member suggest one idea in turn can ensure that all voices are heard. This structured approach prevents dominant members from monopolizing the discussion and encourages participation from quieter team members.
NEW QUESTION # 86
A company is developing a machine that has many modules. Each module works as intended, but when placed in the machine the system performs at less than desired levels. System changes have further optimized each module, but overall system optimization has continued to decline. This is an example of
- A. a SWOT analysis
- B. an unintended consequence
- C. a feasibility study
- D. a PEST analysis
Answer: B
Explanation:
The situation described is an example of an unintended consequence. Each module functions as intended individually, but when combined, the overall system's performance is suboptimal. This situation often arises when interactions between modules are not fully considered, leading to unforeseen issues that degrade overall system performance.
NEW QUESTION # 87
The primary reason that nonconforming material should be identified and segregated is
- A. To obtain samples of poor workmanship for use in the company's training program.
- B. So it cannot be used in production without proper authorization.
- C. So that responsibility can be determined and disciplinary action taken.
- D. So that the cause of nonconformity can be determined.
Answer: B
NEW QUESTION # 88
What is the standard deviation of the values below?
4.5, 5.1, 6.2, 2.1, 3.9
- A. 1.522
- B. 2.087
- C. 1.362
- D. 1.136
Answer: C
NEW QUESTION # 89
An electronics firm was experiencing high rejections in their multiple connector manufacturing departments. "p" charts were introduced as part of a program to reduce defectives. Control limits were based on prior history, using the formula:
P' is the historical value of percent defective and n is the number of pieces inspected each week. After six weeks, the following record was accumulated
1,000 pieces were inspected each week in each department. Which department(s) exhibited a point or points out of control during this period (round off calculations to nearest tenth of a percentage point)?
- A. Department 104.
- B. Department 105.
- C. Department 106.
- D. All of the department.
Answer: D
NEW QUESTION # 90
The weight of paint cans is considered
- A. Continuous data.
- B. Discrete data.
- C. Random data.
- D. Probability data.
Answer: A
NEW QUESTION # 91
What is the standard deviation of the values below?
4.5, 5.1, 6.2, 2.1, 3.9
- A. 1.522
- B. 2.087
- C. 1.362
- D. 1.136
Answer: C
NEW QUESTION # 92
Which of the following charts should be used to monitor leaks in plastic bottles?
- A. np
- B. X and R
- C. X and s
- D. P
Answer: D
Explanation:
The P chart, also known as the proportion chart, is used to monitor the proportion of defective items in a process. For leaks in plastic bottles, which are attribute data (defective or not), the P chart is appropriate as it helps track the fraction of defective units over time.
References:
* Montgomery, D.C. (2009). Introduction to Statistical Quality Control. Wiley.
* ASQ. (n.d.). P Chart. Retrieved from https://asq.org/quality-resources/p-chart
NEW QUESTION # 93
A process is turning out end items that have defects of type A or type B or both. If the probability of type A defect is 0.1 and of a type B is 0.2, the probability that an end item will have no defect is
- A. 0.7
- B. 0.30
- C. 0.68
- D. 0.72
Answer: D
NEW QUESTION # 94
What is the key ranking difference between the Deming philosophy and the Malcolm Baldrige award criteria?
- A. There is no recognized rating system for the MBNQA.
- B. Deming prescribes "all or nothing" propositions but MBNQA ranks categories with different weights.
- C. The MBNQA ranks "business results" and "customer focus", but Deming does not consider theseitems.
- D. The MBNQA has seven categories compared to Deming's 14 points.
Answer: B
NEW QUESTION # 95
As a commonly used problem solving technique, which of the following would be the BEST application of a Pareto chart?
I. To determine when to make proactive adjustments to a process.
II. To differentiate between major and minor problem areas.
III. To gather data and to design experimental controlled changes.
IV. To evaluate the results of other problem solving techniques upon the product or service.
- A. II and IV only
- B. I and II only
- C. II and III only
- D. I, II, III and IV
Answer: A
NEW QUESTION # 96
Maintainability is
- A. Probability of survival of a system for a given period of time.
- B. The probability of a system being restored to functional operation within a given period of time.
- C. Performing adequate maintenance on a system.
- D. Maintaining a machine in satisfactory working condition.
Answer: B
NEW QUESTION # 97
The probability of an accident for the head event "H" given below is:
- A. 0.1125
- B. 0.0700
- C. 0.0689
- D. 0.1100
Answer: C
NEW QUESTION # 98
Information that is received by upper management, is often distorted. Which of the following actions is effective in countering this problem?
. Stop killing the messenger.
. Establishing an open door policy.
. Practice management by walking around.
- A. IandIIonly
- B. Ionly
- C. IandIIIonly
- D. I,IIandIII
Answer: D
NEW QUESTION # 99
Rank in order from first to last, the following steps in analyzing experiments.
1. Performing hypothesis tests on factors
2. Estimating a mathematical model
3. Checking assumptions
4. Using the model for prediction
- A. 3,2,4,1
- B. 1,3,2,4
- C. 1,4,2,3
- D. 2,4,2,1
Answer: B
Explanation:
The correct order for analyzing experiments is:
* Performing hypothesis tests on factors
* Checking assumptions
* Estimating a mathematical model
* Using the model for prediction
Firstly, hypothesis tests are performed to identify significant factors. Secondly, assumptions are checked to ensure the validity of the tests. Thirdly, a mathematical model is estimated based on the significant factors.
Lastly, the model is used for prediction. Reference: "Design and Analysis of Experiments" by Douglas C.
Montgomery, which outlines these steps in detail.
NEW QUESTION # 100
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?
- A. 0.809
- B. 0.953
- C. 0.191
- D. 0.047
Answer: C
NEW QUESTION # 101
Which of the following is NOT a method for customer service data collection?
- A. Internal surveys.
- B. Customer visits.
- C. Complaint analysis.
- D. Customer surveys.
Answer: A
NEW QUESTION # 102
As a commonly used problem solving technique, which of the following would be the BEST application of a Pareto chart?
. To determine when to make proactive adjustments to a process.
. To differentiate between major and minor problem areas.
. To gather data and to design experimental controlled changes.
. To evaluate the results of other problem solving techniques upon the product or service.
- A. II and IV only
- B. I and II only
- C. II and III only
- D. I, II, III and IV
Answer: A
NEW QUESTION # 103
During the performance of an audit, which of the following are key considerations?
. What sampling plans may be necessary?
. Is the audit schedule progressing as planned?
. Is there a need for a technical specialist?
. Is the level of compliance satisfactory?
- A. I,II,IIIandIV
- B. I andIVonly
- C. I,IIandIIIonly
- D. IIandIVonly
Answer: D
NEW QUESTION # 104
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?
- A. An outside consulting firm.
- B. A full time audit staff.
- C. All volunteer audit staff.
- D. Hybrid audit staff (a proportion of answers a and b above).
Answer: D
NEW QUESTION # 105
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ASQ CQE certification is a comprehensive exam that covers a wide range of topics related to quality engineering. CQE exam is designed to test the candidate's knowledge and application of quality engineering techniques, statistical process control, quality planning, product and process design, and problem-solving methodologies.
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