The height of the disk used in a computer disk drive assembly is a critical quality characteristic. Table 5E.15 gives the heights (in mm) of 25 disks randomly selected from the manufacturing process. Prepare a normal probability plot of the disk height data and estimate process capability.
Answer to relevant QuestionsThe length of time required to reimburse employee expense claims is a characteristic that can be used to describe the performance of the process. Table 5E.16 gives the cycle times (in days) of 30 randomly selected employee ...Discuss the rational subgroup concept. What part does it play in control chart analysis? Consider the fraction nonconforming control chart in Exercise 6.5. Find the equivalent npchart. Consider the data in Exercise 6.18. Suppose a new inspection unit is defined as 2,500 meters of wire. In exercise a. What are the center line and control limits for a control chart for monitoring future production based on ...The data in Table 6E.3 represent the results of inspecting all units of a personal computer produced for the past 10 days. Does the process appear to be in control?
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