The control chart has 7 consecutive data points on one side of the mean line. What should we do?控制图在均值线的一侧有7个连续的数据点,这时应该怎样处理?
A. No action was taken because the limits of control were not exceeded 不采取任何行动,因为没有超出控制界限
B. Tell customers告诉客户
C. Stop production停止生产
D. At the same time of continuous production, find out the causes and seek solutions在继续生产的同时,查明原因,寻求解决办法
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The “rule of seven" as applied to statistical process control charts means that-应用在流程控制统计表中的 “七规则"指的是
A. Seven rejects typically occur per thousand inspections 每一千个检测点会产生7个不符点
B. Seven consecutive points are ascending, descending, or the same 7个问题点向上、向下或在同一侧
C. t least seven inspectors should be in place for every thousand employees 每一千个员工就应有7个质检员
D. A process is not out of control even though seven measurements fall outside the lower and upper control limits 尽管7个检测点都落在上、下界线控制处,但过程仍在控制中
The characteristics of the experimental design are实验设计的特点是()。
A. The influence of the change of one variable on the result每次考察一个变量的变化对结果的影响
B. The effect of a combination of several variables on the results每次考察几个变量的一种组合对结果的影响
Compare the quality practices of this project with those of other projects把本项目的质量做法与其他项目的质量做法进行比较
D. A technology of implementing quality control process实施质量控制过程的一种技术
Statistical sampling is a method to determine the conformance to requirements for some element or product of a project. Its greatest advantage is that it:统计抽样是一种确定项目某要素或产品符合要求的程度的方法。这种方法的最大优点是:
A. Does not require of resources不需要资源
B. Is accurate enough with a sampling of less than 1 %少于1%的抽样就足够精确了
C. Does not require 100 % inspection of the elements to achieve a satisfactory inference of the population要对总样本进行满意的推论,不需要对要素进行100%的检验
D. Needs to be conducted only when a problem is discovered with the end-product or when the customer has some rejects只有当发现最终产品存在问题或当客户拒绝接受某些产品时才有必要进行
Warranty cost is an example of an:.保修成本是下面哪项成本的一个例子。
A. Internal failure cost内部失败成本
B. Appraisal cost评估成本
C. External failure cost外部失败成本
D. Customer satisfaction cost客户满意成本
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