The Capability Index for a Process Centered on the Desired $C _ { p } = \frac { ( U S L - L S L ) } { 6 \sigma }$

Multiple Choice

The capability index for a process centered on the desired mean is

A) $C _ { p } = \frac { ( U S L - L S L ) } { 6 \sigma }$

B) $C _ { p } = \frac { 3 \sigma } { ( U S L - L S L ) }$

C) $C _ { p } = \frac { 6 \sigma } { ( U S L - L S L ) }$

D) $C _ { p } = \frac { ( U S L - L S L ) } { 3 \sigma }$