If the standard deviation of a given data is 8.2, find its variance
ECONOMICS
JAMB 2008
If the standard deviation of a given data is 8.2, find its variance
- A. 4.1
- B. 67.2
- C. 82.0
- D. 91.8
Correct Answer: B. 67.2
Explanation
The variance is the square root of the standard deviation. Hence we have; 8.2 x 8.2 = 67.24
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