MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Statistical Quality Control knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Kotz and Lovelace were in strong opposition of _______________ |
| A. | P<sub>p</sub> |
| B. | C<sub>p</sub> |
| C. | C<sub>pk</sub> |
| D. | C<sub>pm</sub> |
| Answer» B. C<sub>p</sub> | |
| 2. |
Cp and Cpk both can t be used alone to make decisions about the process centering. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Cpk can also be used to determine the process capability of non-normal data. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
What is the value of Cpm? |
| A. | (C_{pm}= frac{USL+LSl}{6 } ) |
| B. | (C_{pm}= frac{USL-LSl}{6 } ) |
| C. | (C_{pm}= frac{USL+LSl}{6 } ) |
| D. | (C_{pm}= frac{USL-LSl}{6 } ) |
| Answer» E. | |
| 5. |
Which of these besides the PCR Cpc can be used to know more about the process centering? |
| A. | C<sub>p</sub> |
| B. | C<sub>pm</sub> |
| C. | C<sub>pu</sub> |
| D. | C<sub>pl</sub> |
| Answer» C. C<sub>pu</sub> | |
| 6. |
What will be the value of Cpc as approaches to zero? |
| A. | Zero |
| B. | One |
| C. | Infinity |
| D. | Minus Infinity |
| Answer» D. Minus Infinity | |
| 7. |
For any fixed value between LSL and USL, Cpk depends _________ on . |
| A. | Inversely |
| B. | Directly |
| C. | Negatively |
| D. | Positively |
| Answer» B. Directly | |
| 8. |
Which of these is not desirable to be worked alone with? |
| A. | C<sub>p</sub> |
| B. | C<sub>pc </sub> |
| C. | C<sub>pk</sub> |
| D. | C<sub>pu</sub> |
| Answer» D. C<sub>pu</sub> | |
| 9. |
What is the value of T in the expression of Cpc? |
| A. | T= ( frac{1}{2} )(USL+LSL) |
| B. | T=(USL+LSL) |
| C. | T= ( frac{1}{3} )(USL+LSL) |
| D. | T= ( frac{1}{2} )(USL-LSL) |
| Answer» B. T=(USL+LSL) | |
| 10. |
How is Cpc expressed? |
| A. | (C_{pc}= frac{USL+LSL}{6 sqrt{ frac{ }{2} E|X-T|}} ) |
| B. | (C_{pc}= frac{USL-LSL}{6 sqrt{ frac{ }{2} E|X-T|}} ) |
| C. | (C_{pc}= frac{USL-LSL}{6 sqrt{ frac{ }{2} E|X+T|}} ) |
| D. | (C_{pc}= frac{USL-LSL}{ sqrt{ frac{ }{2} E|X-T|}} ) |
| Answer» C. (C_{pc}= frac{USL-LSL}{6 sqrt{ frac{ }{2} E|X+T|}} ) | |
| 11. |
Which of these measures the potential capability of the process? |
| A. | C<sub>p</sub> |
| B. | C<sub>pu</sub> |
| C. | C<sub>pk</sub> |
| D. | C<sub>pl</sub> |
| Answer» B. C<sub>pu</sub> | |
| 12. |
To remove the errors in the estimation of the PCR, the _________ is used. |
| A. | Acceptance Sampling |
| B. | Sample mean |
| C. | Sample variance |
| D. | Confidence intervals |
| Answer» E. | |