Question: I need a professional answer to this question Refer to Table 56.1 - Factors for Computing Control Chart Limits (3 sigma) for this problem. Auto

I need a professional answer to this question

I need a professional answer to this question

Refer to Table 56.1 - Factors for Computing Control Chart Limits (3 sigma) for this problem. Auto pistons at Wemming Chung's plant in Shanghai are produced in a forging process, and the diameter is a critical factor that must be controlled. From sa sizes of 10 pistons produced each day, the mean and the range of this diameter have been as follows: Day Range R (mm) 1 Mean x (mm) 156.9 151.2 153.6 153.5 156.6 4.0 4.4 2 3 4 5 4.3 5.2 4.5 a) What is the value of ? x = mm (round your response to two decimal places). Definition Sample Size, n Upper Range, D4 Lower Range, D3 0 2 3 0 4 0 5 0 Mean Factor, A2 1.880 1.023 0.729 0.577 0.483 0.419 0.373 0.337 0.308 0.266 6 7 3.268 2.574 2.282 2.115 2.004 1.924 1.864 1.816 1.777 1.716 8 0 0.076 0.136 0.184 0.223 0.284 9 10 12 Print Done

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