# Question

Create control limits for a p chart for a process with π = .02 and subgroup size n = 500. Is it safe to assume normality? Explain.

## Answer to relevant Questions

Create control limits for a p chart for a process with π = .50 and subgroup size n = 20. Is it safe to assume normality? Explain. Explain each chart's purpose and the parameters that must be known or estimated to establish its control limits. a. x-bar chart b. R–bar chart c. p chart d. I chart A process has specification limits of LSL 5 540 and USL 5 550. The process standard deviation is 5 1.25. Find the Cp and Cpk capability indexes if (a) The process mean is 545; (b) The process mean is 543. Refer to the freezer problem 17.51 with μ = 23 and σ = 2. Temperature measurements are recorded four times a day (at midnight, 0600, 1200, and 1800). Twenty samples of four - observations are shown below. (a) Construct ...A large retail toy store finds that, on average, a certain cheap (under $20) electronic toy has a 5 percent damage rate during shipping. From each incoming shipment, a sample of 100 is inspected. (a) Find the control limits ...Post your question

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