Question: Section 2- (32 marks) 3- The following table presents 7 samples of the specific dimension of a part produced by a machining process. (11) (a)

Section 2- (32 marks) 3- The following table
Section 2- (32 marks) 3- The following table presents 7 samples of the specific dimension of a part produced by a machining process. (11) (a) Set up X bar and R control charts on this process. (b) Verify that whether the process is in statistical control or not. Why? Subgroup Mean Range 1 111.4 3.9 2 107.7 4.3 3 108.1 3.8 4.7 110 4 4.2 111.1 5 3.9 111.4 6 4.3 107.7 7

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