Question: 5.11. The following data were observed just 1 year before the data of Problem 4.3 at the start of the control chart program. Analyze as

5.11. The following data were observed just 1 year before the data of Problem 4.3 at the start of the control chart program. Analyze as past data, the 25 production counts of total nonconformities in 3000 switches per day: 450, 454, 564, 369, 294, 358, 343, 227, 263, 248, 692, 314, 247, 521, 435, 1054, 727, 282, 647, 400, 372, 203, 160, 275, 244

(total 10,143). Comment.

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