Control methods are used to
| A. | Determine sample size and reliability of results |
| B. | Determine cost and time involved |
| C. | Determine sample units to be studied and measurement |
| D. | Check accuracy, coverage, analysis and interpretation |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
