Graph the means of the following 10 samples (thickness of gaskets, coded values) on a control chart

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Graph the means of the following 10 samples (thickness of gaskets, coded values) on a control chart for means, assuming that the population is normal with mean 5 and standard deviation 1.16.

Time 10:00 11:00 12:00 14:00 13:00 5 15:00 16:00 17:00 18:00 19:00 3 5 3 5 4 4 3 5 5 4 3 6. 5 Sample 2 4 5 4 6. 4 6. 6.

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