BUSI 411 - Chapter 10Real exam Questions with Accurate Solution Rated A+
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BUSI 411 - Chapter 10
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BUSI 411 - Chapter 10
Which of the following quality sample statistics indicates a quality characteristic that is an attribute? - CORRECT ANSWER-Proportion
A time-ordered plot of representative sample statistics is called a: - CORRECT ANSWER-Control Chart
A control chart used to monitor the process mean is the: - ...
BUSI 411 - Chapter 10Real exam
Questions with Accurate Solution Rated
A+
Which of the following quality sample statistics indicates a quality characteristic that is
an attribute? - CORRECT ANSWER-Proportion
A time-ordered plot of representative sample statistics is called a: - CORRECT
ANSWER-Control Chart
A control chart used to monitor the process mean is the: - CORRECT ANSWER-x-bar
chart
A control chart used to monitor the fraction of defectives generated by a process is the:
- CORRECT ANSWER-p-chart
A p-chart would be used to monitor___________. - CORRECT ANSWER-The fraction
defective
A c-chart is used for: - CORRECT ANSWER-Number of defects per unit
A control chart used to monitor the number of defects per unit is the: - CORRECT
ANSWER-c-chart
A point which is outside of the lower control limit on an R-chart: - CORRECT ANSWER-
Should be investigated because an assignable cause of variation might be present
If a process is performing as it should, it is still possible to obtain observations which are
outside of which limits? - CORRECT ANSWER-Tolerances; control limits
, Which of the following relationships must always be incorrect? - CORRECT ANSWER-
Tolerance > control limits > process variability
*Process variability will always be greater than control limits
What is not a step in the quality control process? - CORRECT ANSWER-Eliminate each
of the defects as they are identified
The probability of concluding that assignable variation exists when only random
variation is present is: - CORRECT ANSWER-The probability of a Type I error; Known
as alpha risk; the sum of probabilities in the two tails of the normal distribution
______________variation is a variation whose cause can be identified - CORRECT
ANSWER-Assignable
A plot below the lower control limit on the range chart: - CORRECT ANSWER-May be
an indication that process variation has decreased; should be investigated for
assignable cause
A shift in the process mean for a measured characteristic would most likely be detected
by a: - CORRECT ANSWER-x-bar chart
The range chart (R-chart) is most likely to detect a change in: - CORRECT ANSWER-
Variability
The optimum level of inspection is where the: - CORRECT ANSWER-Total cost of
inspection and defectives is minimum
The purpose of control charts is to: - CORRECT ANSWER-Distinguish between random
variation and assignable variation in the process
The process capability index (Cpk) may mislead if: - CORRECT ANSWER-The process
is not stable; The process output is not normally distributed; The process is not centered
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