Question

C-spec, inc., is attempting to determine whether an existing machine is capable of milling an engine part that has a key specification of 4 ± .003 inches. after a trial run on this machine, c-spec has determined that the machine has a sample mean of 4.001 inches with a standard deviation of .002 inch.

Answer 1

If C-spec, inc. is attempting to determine whether an existing machine is capable of milling an engine part that has a key specification of 4 ± .003 inches and after a trial run on this machine, C-spec has determined that the machine has a sample mean of 4.001 inches with a standard deviation of .002 inch, then the intersection will be two or 2.