| 1. | If the quartile range is 24 then the quartile deviation is |
| a. | 48 |
| b. | 12 |
| c. | 24 |
| d. | 72 |
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Answer: (b).12
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| 2. | If mean absolute deviation of set of observations is 8.5 then value of quartile deviation is |
| a. | 7.08 |
| b. | 9.08 |
| c. | 10.2 |
| d. | 11.2 |
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Answer: (a).7.08
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| 3. | The sum of all the squared deviations is divided by the total number of observations to calculate |
| a. | population deviation |
| b. | population variance |
| c. | sample deviation |
| d. | sample variance |
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Answer: (b).population variance
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| 4. | For the recorded observation, the ratios measured by absolute variation are considered as |
| a. | non-relative measures |
| b. | relative measures |
| c. | high uniform measures |
| d. | low uniform measures |
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Answer: (b).relative measures
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| 5. | If the arithmetic mean is multiplied to coefficient of variation then the resulting value is classified as |
| a. | coefficient of deviation |
| b. | coefficient of mean |
| c. | standard deviation |
| d. | variance |
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Answer: (c).standard deviation
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