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Quality Engineer Certification(CQE) 模拟测试题
The correlation coefficient for the length and weight of units made by a process is determined to be 0.27. If the process were adjusted to reduce the weight of each unit by 0.5 ounce, the correlation coefficient of the length and weight of the units made by the new process would be equal to
- 0.50
- 0.27
- 0.23
- -0.23
A form, in either diagram or table format, that is prepared in advance for recording data is known as a
- cause-and-effect diagram
- Pareto chart
- flowhart
- check sheet
A major drawback of using histograms in process control is that they
- do not readily account for the factor of time
- are relatively difficult to construct and interpret
- require too many data points
- require too many intervals
What is the required discrimination of a comparator given a tolerance of 0.005 and an accuracy ratio of 10:1?
- 0.0005
- 0.005
- 0.05
- 0.5
Which of the following tools would be of the greatest use for finding the most efficient path and realistic schedule for the completion of a project?
- Interrelationship digraph
- Activity network diagram
- Tree diagram
- Affinity diagram
A control plan is designed to do which of the following?
- Supplement information contained in operator instructions
- Support the production scheduling system
- Provide a documented system for controlling processes
- Provide a method for tracking the design review process
A lot size of 450 pieces is being inspected for attributes, single sampling, normal inspection, general inspection II with an AQL of 1.0 using ANSI/ASQC Z1.4-1993 (MIL-STD-105E). On completion of the inspection, three nonconformances were found. Which of the following actions should be taken?
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