MCQOPTIONS
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| 1. |
Study showed the percentage of occurrence of an activity as 50%. The number of observations for 95% confidence level and an accuracy of ± 2% is |
| A. | 1500 |
| B. | 2000 |
| C. | 2500 |
| D. | 3000 |
| Answer» D. 3000 | |