MCQOPTIONS
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| 1. |
The following information is related to the sample of the size of \(60, \sum x^2=18000, \ \sum x=960\), So variance isA. 55B. 44C. 22D. 16 |
| A. | D |
| B. | B |
| C. | A |
| D. | C |
| Answer» C. A | |