Compute the sigma control limits

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An automatic filling machine is used to fill 1-liter bottles of cola. The machine's output is normal with a mean of 1 liter and a standard deviation of 0.02 liter. Output is monitored using means of samples of 25 observations.

Compute 3-sigma control limits and given the following sample means: 1.007, 1.002, 0.994, 1.010, 0.997,0.998,determine if the process is stable or not.

Reference no: EM131173604

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