1. A process is capable if the variations fall below the process mean

True ______ False______

2. If R chart is in control then X bar chart must also be in control.

True _____ False________

3. nP chart is used when the number of defects per unit is fixed at n

True ______ False______

4. A true Six Sigma process must have a process capability index of 0 or higher.

True _____ False________

5. In statistical process control, stability means the absence of Special Cause Variation

True _____ False________

6. A histogram shows the trendline of a process

True _____ False________

7. A Control Chart is a Trend Chart that has control limits

True _____ False________