# A laser surgery process has tolerances of plus or

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143.A laser surgery process has tolerances of plus or minus .01 inches. What does the processstandard deviation need to be in order for this process to have a capability ratio of 1.00?a. 0.02 inchesb. 0.0033 inchesc. 0.002 inchesd. 0.033 inchesAnswer:b
Reference:Process CapabilityDifficulty:ModerateKeywords:process, capability, standard, deviation, ratio144.A manufacturer embarking on a Six Sigma program sets the goal of having true six-sigmacapability for all processes by the end of the month. If their current process capability ratio on akey metric is now 1.0; what must happen with the process standard deviation?b
Reference:Process CapabilityDifficulty:ModerateKeywords:process, capability, standard, deviation, ratio143
Chapter 6Process Performance and Quality145.A manufacturer embarking on a Six Sigma program sets the goal of having true six-sigmacapability for all processes by the end of the month. If their current process capability ratio on akey metric is now 1.5; what must happen with the process standard deviation?a
146.A manufacturer embarking on a Six Sigma program sets the goal of having true six-sigmacapability for all processes by the end of the month. If their current process capability ratio on akey metric is now 1.70; what must happen with the process standard deviation?d
Reference:Process CapabilityDifficulty:ModerateKeywords:process, capability, standard, deviation, ratio147.A manufacturer embarking on a Six Sigma program sets the goal of having true six-sigmacapability for all processes by the end of the month. If their current process capability ratio on akey metric is now 1.25; what must happen with the process standard deviation?a. The process standard deviation must be reduced by about 25%.b. The process standard deviation must be reduced by about 37%.c. The process standard deviation must be reduced by about 50%.d. The process standard deviation must be reduced by about 67%.Answer:b
Reference:Process CapabilityDifficulty:ModerateKeywords:process, capability, standard, deviation, ratio

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Control Chart, Process capability