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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.

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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.
User Ian Roke
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