When No Point Lies Outside the Control Limits of a Chart,we

question 87

Multiple Choice

When no point lies outside the control limits of a chart,we conclude that variation in the process is:

• A)caused by chance and there is not enough evidence to infer that the process is out of control.
• B)caused by chance and there is enough evidence to infer that the process is out of control.
• C)caused by assignable causes and there is enough evidence to infer that the process is under control.
• D)caused by assignable causes and there is not enough evidence to infer that the process is out of control.