A precision parts manufacturer produces bolts for use in military aircraft.The specifications for bolt length are 37.50 ± 0.25 cm.The company has established an $ \bar{x} $ -chart and an R-chart using samples of size five.The center lines for the $ \bar{x} $ -chart and R-chart are set at 37.35 cm and 1.05 cm,respectively.What is the value of Cpk for this process?
A)0.07
B)0.28
C)0.75
D)0.03

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The Answer of A precision parts manufacturer produces bolts for use in military aircraft.The specifications for bolt length are 37.50 ± 0.25 cm.The company has established an $ \bar{x} $ -chart and an R-chart using samples of size five.The center lines for the $ \bar{x} $ -chart and R-chart are set at 37.35 cm and 1.05 cm,respectively.What is the value of Cpk for this process?
A)0.07
B)0.28
C)0.75
D)0.03

A Precision Parts Manufacturer Produces Bolts for Use in Military xˉ \bar{x} xˉ

A Precision Parts Manufacturer Produces Bolts for Use in Military $\bar{x}$