A Powder Metal Manufacturing Company Is Producing Sleeves for a Locking

Multiple Choice

A powder metal manufacturing company is producing sleeves for a locking mechanism.The target (nominal) value for the inside diameter is 1 inch.The inside diameter specifications are 1 ± .005 inches.Assume that the process is in statistical control with $\overline { \overline X }$
= 1) 0002 inches, $\overline { \mathrm { R } }$
= ) 003 inches,and subgroup size of 5.Calculate the control limits for the $\overline { X }$

Chart.

A) .99781 to 1.00219
B) .99801 to 1.00238
C) .99830 to 1.00713
D) .99847 to 1.00193
E) .995 to 1.005