Business Administration
Showing posts with label Business Administration. Show all posts
Showing posts with label Business Administration. Show all posts

Which of the following statements is NOT true about six sigma quality?

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Which of the following statements is NOT true about six sigma quality? 



A. Six sigma corresponds to 3 standard deviations on either side of the mean
B. Six sigma is equivalent to a process capability of Cpk = 1.5
C. Motorola invented the term "six sigma quality" in the mid-80s
D. Six sigma can be applied to administrative and service processes as well
E. Six sigma results in 3.4 ppm defects


Answer: A. Six sigma corresponds to 3 standard deviations on either side of the mean

The reasons for failure of quality improvement efforts include:

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The reasons for failure of quality improvement efforts include: 



A. a and b
B. a, b, and c
C. Managers continue to focus on short-term financial results
D. Managers interfere with true teamwork
E. Managers instinctively blame employees when there is a quality failure


Answer: B. a, b, and c

A machining process is capable of producing a component with an average specification of 5 inches and a process standard deviation of 0.1 inch. Suppose the customer accepts the component as long as it falls between 4.8 inches and 5.2 inches, then the process capability is:

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A machining process is capable of producing a component with an average specification of 5 inches and a process standard deviation of 0.1 inch. Suppose the customer accepts the component as long as it falls between 4.8 inches and 5.2 inches, then the process capability is: 



A. 1.333
B. 0.667
C. 1.5
D. 1.0
E. 4.0


Answer: B. 0.667

Quality of design:

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Quality of design: 



A. Is determined before production by a cross-functional product design team
B. Is one of the four decision areas of engineering
C. Is the prime responsibility of production
D. Means a product has high reliability, maintainability, and availability


Answer: A. Is determined before production by a cross-functional product design team

With regards to suppliers, lean systems typically require:

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With regards to suppliers, lean systems typically require: 



A. The lowest price possible
B. Buyer inspection of goods and materials
C. Multiple sources from which to purchase
D. Delivery of large lots at frequent intervals
E. Long-term relationships and commitments


Answer: E. Long-term relationships and commitments

|Demand - Forecast| is:

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|Demand - Forecast| is: 



A. Mean absolute deviation of forecast error
B. Forecast error
C. Absolute deviation of forecast error
D. Mean absolute percentage error


Answer: C. Absolute deviation of forecast error

Which of the following statements about process quality control is NOT true?

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Which of the following statements about process quality control is NOT true? 



A. Assignable cause variation is also referred as special cause variation
B. An observation outside the control limits is an example of a special cause of variation
C. Common cause variation can be eliminated from the process by removing the potential causes
D. The control limits will include 99.74% of the population under the normal probability distribution assuming that the process is in control
E. None of the above


Answer: C. Common cause variation can be eliminated from the process by removing the potential causes

The choice between P and Q systems should be based on:

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The choice between P and Q systems should be based on: 



A. b and c- i think this is correct but the options don't make much sense (pg 389)
B. Timing of replenishment
C. Cost of the item
D. a, b, and c
E. a and b
F. Type of record keeping


Answer: A. b and c- i think this is correct but the options don't make much sense (pg 389)

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