MCQs Quality Control 1

1. For a normal population probability of any point falling outside the 3-$\sigma$ control line is


2. The faults due to assignable causes:


3. Control charts consists of


4. The chart that are used to deal with the characteristics which are not possible to measure, but can observe as absent or present from the product


5. The control limits for $\overline{X}$-chart is


6. The control limits for R-chart is


7. Chance or random variation in the manufactured product is:


8. Variation in the items produced in a factory may be due to


9. The control limits for C-chart is


10. To control the quality of a specific resistance of a wire, one can use


11. The control limits for P-chart is


12. Variation due to assignable causes in the product occurs due to:


13. Statistical quality control methods are extensively used in the industrial production process because of


14. Control charts in statistical quality control are meant for


15. The chart which is applicable when the quality of product is a discrete  variable


Statistical Quality Control