Statistical quality control Flashcards
1
Q
what are common or random variations
A
random causes we cannot identify such as weight, time, etc
2
Q
what are assignable variations
A
causes can be identified
3
Q
what is process capability
A
Assessing capability involves evaluating process variability relative to preset product or service specifications
4
Q
what is CP
A
assumes that the process is centered in the specification range
5
Q
what is CPK
A
helps to address a possible lack of centering of the process
