Making part with an average weight

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Consider a process that has been making a part with an average weight of 24.5 ounces and an average range of 1.2 ounces for groups of size 4. Suppose further that the workers have made an x?bar chart using groups of size 4. Now suppose the next four measurements are as follows: 24.9 25.2 23.1 24.1.

What will the workers conclude about the process from these data using only their x?bar chart? Explain and show your work.

Reference no: EM13843221

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