| 1. | The range or set of values which have chances to contain value of population parameter with particular confidence level is considered as |
| a. | secondary interval estimation |
| b. | confidence interval estimate |
| c. | population interval estimate |
| d. | sample interval estimate |
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Answer: (b).confidence interval estimate
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| 2. | The upper and lower boundaries of interval of confidence are classified as |
| a. | error biased limits |
| b. | marginal limits |
| c. | estimate limits |
| d. | confidence limits |
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Answer: (d).confidence limits
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| 3. | For a parameter whose value is unknown, the belief or claim for that parameter is classified as |
| a. | parameter claim testing |
| b. | expected belief testing |
| c. | hypothesis testing |
| d. | primary limit testing |
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Answer: (c).hypothesis testing
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| 4. | If the standard deviation of population 1 is 3 with sample size is 8 and the population 2 standard deviation is 5 with sample size is 7 then the standard deviation of sampling distribution is |
| a. | 4.044 |
| b. | 3.044 |
| c. | 1.044 |
| d. | 2.044 |
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Answer: (c).1.044
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| 5. | Considering the sample statistic, if the mean of sampling distribution is equal to population mean then the sample statistic is classified as |
| a. | unbiased estimator |
| b. | biased estimator |
| c. | interval estimator |
| d. | hypothesis estimator |
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Answer: (a).unbiased estimator
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