MCQOPTIONS
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| 1. |
The sum of deviations of n number of observations measured from 2.5 is 50. The sum of deviations of the same set of observations measured from 3.5 is -50. What is the value of n? |
| A. | 50 |
| B. | 60 |
| C. | 80 |
| D. | 100 |
| Answer» E. | |