Question 10.7: A manager has the option of using any one of three machines ......

Operations Management [1005877]

A manager has the option of using any one of three machines for a job. The processes and their standard deviations are listed below. Determine which machines are capable if the specifications are 10.00 mm and 10.80 mm.

Process	Standard Deviation (mm)
A	.13
B	.08
C	.16

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Determine the extent of process variability (the process width) of each process (i.e., six standard deviations) and compare that value to the specification difference of .80 mm.

Process	Standard Deviation (mm)	Process Width
A	.13	.78
B	.08	.48
C	.16	.96

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