1. A company is studying their processes and for one of them the acidity of the mixture is critical. They have obtained the following control charts.
These graphs indicate
A. both are in control.
B. is in control, s is not.
C. s is in control, is not.
2. Capability of a process refers to
A. whether or not the process is in control.
B. if a process makes quality items.
C. the ability of a process to meet the requirements.
3. A company makes camshafts. The camshaft lengths need to be within a certain tolerance or they will not fit. They have produced x bar and s charts below.
These charts indicate
A. both charts are in control.
B. s is in control, is not.
C. is in control, s is not.