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TABLE 17-9 The Manufacturer of Cat Food Constructed Control Charts and Analyzed

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TABLE 17-9
The manufacturer of cat food constructed control charts and analyzed several quality characteristics. One characteristic of interest is the weight of the filled cans. The lower specification limit for weight is 2.95 pounds. The table below provides the range and mean of the weights of five cans tested every fifteen minutes during a day's production.
TABLE 17-9 The manufacturer of cat food constructed control charts and analyzed several quality characteristics. One characteristic of interest is the weight of the filled cans. The lower specification limit for weight is 2.95 pounds. The table below provides the range and mean of the weights of five cans tested every fifteen minutes during a day's production.    -Referring to Table 17-9, an R chart is to be constructed for the weight. One way to create the upper control limit involves multiplying the average of the sample ranges by D<sub>4</sub>. For this data set, the value of D<sub>4</sub> is ________.
-Referring to Table 17-9, an R chart is to be constructed for the weight. One way to create the upper control limit involves multiplying the average of the sample ranges by D4. For this data set, the value of D4 is ________.


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Digital Divide

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The theory that technology development drives social change and shapes societal values and structures.

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