The weights of nominal 1-kg containers of a concentrated chemical ingredient are shown in Table 5E.14. Prepare a normal probability plot of the data and estimate process capability.
Answer to relevant QuestionsConsider the package weight data in Exercise 5.45. Suppose there is a lower specification at 0.985 kg. Calculate an appropriate process capability ratio for this material. What percentage of the packages produced by this ...The failure time in hours of 10 memory devices follows: 1210, 1275, 1400, 1695, 1900, 2105, 2230, 2250, 2500, and 2625. Plot the data on normal probability paper and, if appropriate, estimate the process capability. Is it ...a. Find the three-sigma limits for this chart. Consider the data in Exercise 6.17. Suppose we wish to define a new inspection unit of four tape decks. In exercise a. What are the center line and control limits for a control chart for monitoring future production based ...Kittlitz (1999) presents data on homicides in Waco, Texas, for the years 1980-1989 (data taken from the Waco Tribune-Herald, December 29, 1989). There were 29 homicides in 1989. Table 6E.15 gives the dates of the 1989 ...
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