Asked by Michael Megler on May 03, 2024
Verified
A process is operating in such a manner that the mean of the process is exactly on the lower specification limit. What must be true about the two measures of capability for this process?
Lower Specification Limit
The minimum acceptable limit for a characteristic or parameter of a product, below which the product is considered defective or unacceptable for use.
Measures Of Capability
Statistical techniques used to assess the ability of a process to meet specified performance standards.
- Comprehend the idea of process capability and its metrics.
Verified Answer
ZK
Zybrea KnightMay 05, 2024
Final Answer :
The Cp ratio does not consider how well the process average is centered on the target value; its value is unaffected by the setting for the process mean. However, Cpk does consider how well the process is centered; with x-bar on the LSL, the formula guarantees a Cpk of zero.
Learning Objectives
- Comprehend the idea of process capability and its metrics.