Question: please reply to the following sample questions A. When the sample size varies, explain why the np chart and c chart are not appropriate for

please reply to the following sample questions

A. When the sample size varies, explain why the np chart and c chart are not appropriate for use. Be specific.

B. A p chart with 3sigma limits has the following limits: UCL = 0.14424; CL = 0.07300; LCL = 0, what is the sample size n used for this chart?

C. A control chart for the fraction nonconforming is to be established using a center line of p = 0.10. What sample size is required if we wish to detect a shift in the process fraction nonconforming to 0.20 with probability 0.50?

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