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. |
WHICH_OF_THE_EXPRESSION_REPRESENTS_THE_MEAN_OF_PASCAL_DISTRIBUTION??$ |
| A. | r/p |
| B. | np |
| C. | nD/N |
| D. | np(1-p) |
| Answer» B. np | |
| 2. |
Bernoulli trials are a part of _____ probability distribution.$ |
| A. | Poisson |
| B. | Binomial |
| C. | Hyper geometric |
| D. | Normal |
| Answer» C. Hyper geometric | |
| 3. |
The_equation_of_variance,_i.e._σ2=r(1-p)/p2_is_true_for______$# |
| A. | Hyper geometric distribution |
| B. | Pascal Distribution |
| C. | Normal distribution |
| D. | Binomial distribution |
| Answer» C. Normal distribution | |
| 4. |
For evaluation probability of measurement of length of a part being a certain value, discrete probability distributions can be used. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
For a Pascal distribution; r=3 and the probability of success is 0.7895. What will be the value of “σ”?$ |
| A. | 1.0131 |
| B. | 3 |
| C. | 1.0065 |
| D. | 1.7320 |
| Answer» D. 1.7320 | |
| 6. |
Lognormal distributions are a part of discrete distributions? |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
When r=1 in a Pascal distribution, what is this case called? |
| A. | Negative binomial distribution |
| B. | Positive binomial distribution |
| C. | Hyper geometric distribution |
| D. | Geometric distribution |
| Answer» E. | |
| 8. |
When is Pascal distribution, called negative binomial distribution? |
| A. | When r>0 but not necessarily an integer |
| B. | When r<0 but an integer |
| C. | When r>3 and an integer |
| D. | When r=0 and an integer |
| Answer» B. When r<0 but an integer | |
| 9. |
In sample fraction defective, the ÃÇ symbol represents that ______$ |
| A. | p ÃÇ is an estimate of the true value of binomial parameter p |
| B. | It is the “raised to power” operator |
| C. | It is having no significance |
| D. | It is the true value of binomial parameter p |
| Answer» B. It is the ‚Äö√Ñ√∂‚àö√ë‚àö‚à´raised to power‚Äö√Ñ√∂‚àö√ë‚àöœÄ operator | |
| 10. |
For 9 Bernoulli trials, what will be the mean of trials when the probability of failure is 0.56? |
| A. | 5.04 |
| B. | 1.74 |
| C. | 3.96 |
| D. | 2.82 |
| Answer» D. 2.82 | |
| 11. |
For a Poisson distribution, parameter λ is having a value of 7. What is the variance for the distribution?$ |
| A. | 2.64 |
| B. | 2.78 |
| C. | 7 |
| D. | 14 |
| Answer» D. 14 | |
| 12. |
What will be the variance of the sample following hyper geometric distribution and having 5 items defective in 100 lot items, if 10 samples are taken without replacement? |
| A. | 0.431818 |
| B. | 0.410023 |
| C. | 0.483838 |
| D. | 0.568898 |
| Answer» B. 0.410023 | |