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What is the Upper control limit for the standardized control chart for u-chart with variable sample size?

What is the Upper control limit for the standardized control chart for u-chart with variable sample size? Correct Answer 3

The upper control limit for the standardized control chart, which is designed for u-chart with variable sample size, is generally set to value 3.

Related Questions

Which of the following is/are the advantages of using a control chart for inspection? (i) A control chart indicates whether the process is in control or out of control. (ii) A control chart determines process variability. (iii) A control chart ensures product quality. (iv) Scrap or percentage reduction can be reduced by taking the necessary actions in time against the warnings indicated by control charts. (v) Control charts build up the reputation of the organization through customer’s satisfaction. (vi) The control chart can detect the unusual variations taking place in a process.
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